---> uname -a: Linux prd-centos7-docker-4c-2g-21128.vexxhost.local 3.10.0-1160.6.1.el7.x86_64 #1 SMP Tue Nov 17 13:59:11 UTC 2020 x86_64 Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian Address sizes: 40 bits physical, 48 bits virtual CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: GenuineIntel CPU family: 6 Model: 44 Model name: Westmere E56xx/L56xx/X56xx (IBRS update) Stepping: 1 CPU MHz: 2933.438 BogoMIPS: 5866.87 Virtualization: VT-x Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB L1i cache: 128 KiB L2 cache: 16 MiB L3 cache: 64 MiB NUMA node0 CPU(s): 0-3 Vulnerability Itlb multihit: KVM: Mitigation: Split huge pages Vulnerability L1tf: Mitigation; PTE Inversion; VMX conditional cache flushes, SMT disabled Vulnerability Mds: Vulnerable: Clear CPU buffers attempted, no microcode; SMT Host state unknown Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline, IBPB Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl xtopology eagerfpu pni pclmulqdq vmx ssse3 cx16 pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes hypervisor lahf_lm ssbd ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid tsc_adjust arat spec_ctrl intel_stibp ---> nproc: 4 ---> df -h: Filesystem Size Used Available Use% Mounted on overlay 50.0G 7.3G 42.7G 15% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 918.7M 0 918.7M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 7.3G 42.7G 15% /facter-os /dev/vda1 50.0G 7.3G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.3G 42.7G 15% /run/cloud-init/result.json /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-442 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-442@tmp /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa-host /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/secure /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/auth.log ---> free -m: total used free shared buff/cache available Mem: 1837 720 95 0 1021 1012 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc pfifo_fast state UP qlen 1000 link/ether fa:16:3e:a2:b9:39 brd ff:ff:ff:ff:ff:ff inet 10.30.122.149/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86053sec preferred_lft 86053sec inet6 fe80::f816:3eff:fea2:b939/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:76:02:72:6e brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:76ff:fe02:726e/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 01/19/21 _x86_64_ (4 CPU) 04:23:30 LINUX RESTART (4 CPU) 04:24:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 04:25:01 60.95 18.81 42.13 0.00 5286.50 3828.75 0.00 04:26:01 1.87 0.00 1.87 0.00 0.00 37.02 0.00 04:27:01 0.23 0.00 0.23 0.00 0.00 3.20 0.00 04:28:01 0.28 0.00 0.28 0.00 0.00 3.13 0.00 04:29:01 29.60 27.62 1.98 0.00 2937.11 57.00 0.00 Average: 18.59 9.29 9.30 0.00 1645.00 785.95 0.00 04:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:25:01 155632 0 617304 32.81 2620 1105988 1114280 38.03 407352 1118052 128 04:26:01 160616 0 612324 32.54 2620 1105984 1086064 37.07 408420 1113884 20 04:27:01 159692 0 613244 32.59 2620 1105988 1086108 37.07 420136 1102388 16 04:28:01 159404 0 613532 32.61 2620 1105988 1086184 37.07 420560 1102388 16 04:29:01 72040 0 636596 33.83 2620 1170288 1121080 38.26 452096 1158276 88 Average: 141477 0 618600 32.88 2620 1118847 1098743 37.50 421713 1118998 54 04:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:25:01 eth0 532.58 343.87 1051.29 93.32 0.00 0.00 0.00 0.00 04:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:25:01 docker0 7.16 5.31 1.53 15.97 0.00 0.00 0.00 0.00 04:26:01 eth0 4.16 1.90 3.06 0.13 0.00 0.00 0.00 0.00 04:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:27:01 eth0 1.03 0.45 0.32 0.21 0.00 0.00 0.00 0.00 04:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:28:01 eth0 0.47 0.27 0.27 0.16 0.00 0.00 0.00 0.00 04:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:29:01 eth0 9.54 5.93 9.23 3.59 0.00 0.00 0.00 0.00 04:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 109.57 70.49 212.87 19.49 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.43 1.06 0.31 3.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 01/19/21 _x86_64_ (4 CPU) 04:23:30 LINUX RESTART (4 CPU) 04:24:01 CPU %user %nice %system %iowait %steal %idle 04:25:01 all 11.40 0.00 3.40 1.63 0.03 83.55 04:25:01 0 10.90 0.00 3.96 0.76 0.03 84.35 04:25:01 1 10.90 0.00 3.61 1.38 0.03 84.08 04:25:01 2 12.57 0.00 3.16 2.35 0.02 81.91 04:25:01 3 11.23 0.00 2.87 2.03 0.02 83.85 04:26:01 all 0.24 0.00 0.06 0.00 0.00 99.70 04:26:01 0 0.55 0.00 0.07 0.00 0.00 99.38 04:26:01 1 0.12 0.00 0.10 0.00 0.02 99.77 04:26:01 2 0.13 0.00 0.03 0.00 0.00 99.83 04:26:01 3 0.15 0.00 0.05 0.00 0.00 99.80 04:27:01 all 0.16 0.00 0.05 0.00 0.00 99.79 04:27:01 0 0.53 0.00 0.03 0.00 0.00 99.43 04:27:01 1 0.02 0.00 0.10 0.00 0.00 99.88 04:27:01 2 0.03 0.00 0.05 0.00 0.00 99.92 04:27:01 3 0.05 0.00 0.02 0.00 0.02 99.92 04:28:01 all 0.16 0.00 0.04 0.00 0.00 99.80 04:28:01 0 0.52 0.00 0.03 0.00 0.00 99.45 04:28:01 1 0.03 0.00 0.03 0.00 0.00 99.93 04:28:01 2 0.07 0.00 0.05 0.00 0.00 99.88 04:28:01 3 0.03 0.00 0.03 0.00 0.00 99.93 04:29:01 all 0.99 0.00 0.58 0.72 0.01 97.69 04:29:01 0 1.25 0.00 0.58 0.80 0.00 97.36 04:29:01 1 0.88 0.00 0.53 0.70 0.02 97.86 04:29:01 2 1.08 0.00 0.62 1.13 0.02 97.15 04:29:01 3 0.73 0.00 0.60 0.25 0.02 98.40 Average: all 2.57 0.00 0.82 0.47 0.01 96.14 Average: 0 2.72 0.00 0.93 0.31 0.01 96.03 Average: 1 2.37 0.00 0.87 0.41 0.01 96.33 Average: 2 2.75 0.00 0.78 0.69 0.01 95.77 Average: 3 2.42 0.00 0.71 0.45 0.01 96.41