Examples of com.cloud.utils.db.GlobalLock.unlock()

com.cloud.utils.db.GlobalLock.unlock()

                            s_logger.warn("Unable to destroy " + snapshotVO.getId(), e);
                        }
                    }


                } finally {
                    scanLock.unlock();
                }
            }
        } finally {
            scanLock.releaseRef();
        }

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                try {
                    if (scanLock.lock(3)) {
                        try {
                            cleanupStorage();
                        } finally {
                            scanLock.unlock();
                        }
                    }
                } finally {
                    scanLock.releaseRef();
                }

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                        if (s_logger.isDebugEnabled()) {
                            s_logger.debug("Another thread already inserts " + templateStoragePoolRef.getId() + " to template_spool_ref", t);
                        }
                    }
                } finally {
                    lock.unlock();
                    lock.releaseRef();
                }
            } catch (Exception e) {
                s_logger.debug("Caught exception ", e);
            }

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                            String description = "Deleted volume " + tInfo.getTemplateName() + " on secondary storage " + storeId;
                            s_logger.info(description);
                        }
                    }
                } finally {
                    syncLock.unlock();
                }
            } else {
                s_logger.info("Couldn't get global lock on " + lockString + ", another thread may be doing volume sync on data store " + storeId + " now.");
            }
        } finally {

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                    }
                }
            } catch (Exception e) {
                s_logger.warn("Caught the following exception on transition checking", e);
            } finally {
                lock.unlock();
            }
        }
    }


    protected class AgentVmInfo {

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            try {
                if (gcLock.lock(3)) {
                    try {
                        reallyRun();
                    } finally {
                        gcLock.unlock();
                    }
                }
            } finally {
                gcLock.releaseRef();
            }

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                                        }
                                    }
                                }
                            }
                        } finally {
                            lock.unlock();
                        }
                    } else {
                        s_logger.warn("Unable to lock cluster to prepare guest network, vlan: " + vlanId);
                    }
                } finally {

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                        } catch (Exception e) {
                            s_logger.error("Error while handling " + work, e);
                        }
                    }
                } finally {
                    scanLock.unlock();
                }
            }
        } finally {
            scanLock.releaseRef();
        }

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                            }


                        }
                    }
                } finally {
                    syncLock.unlock();
                }
            } else {
                s_logger.info("Couldn't get global lock on " + lockString + ", another thread may be doing template sync on data store " + storeId + " now.");
            }
        } finally {

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                        if (s_logger.isTraceEnabled()) {
                            s_logger.trace("SystemVM ISO file " + destIso.getPath() + " already exists");
                        }
                    }
                } finally {
                    lock.unlock();
                }
            }
        } finally {
            lock.releaseRef();
        }

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