---> uname -a: Linux prd-centos7-docker-4c-2g-17521.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: 2933.436 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% /var/log/secure /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/auth.log /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-405 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-405@tmp /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa-host ---> free -m: total used free shared buff/cache available Mem: 1837 723 112 0 1001 1008 Swap: 1023 1 1022 ---> 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:d4:a0:fe brd ff:ff:ff:ff:ff:ff inet 10.30.122.160/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86018sec preferred_lft 86018sec inet6 fe80::f816:3eff:fed4:a0fe/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:49:a0:22:c1 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::42:49ff:fea0:22c1/64 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) 12/28/20 _x86_64_ (4 CPU) 16:08:40 LINUX RESTART (4 CPU) 16:09:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:10:02 131.78 47.46 84.32 0.00 7869.65 37045.60 0.00 16:11:01 2.54 0.00 2.54 0.00 0.00 63.07 0.00 16:12:01 0.42 0.00 0.42 0.00 0.00 6.51 0.00 16:13:01 0.27 0.00 0.27 0.00 0.00 3.60 0.00 16:14:01 0.20 0.00 0.20 0.00 0.00 2.70 0.00 16:15:01 107.29 64.00 43.29 0.00 4646.36 15262.64 0.00 Average: 40.53 18.64 21.90 0.00 2092.36 8756.87 0.00 16:09:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:10:02 148060 0 627212 33.33 2620 1103652 1113100 37.99 434352 1098944 136 16:11:01 154836 0 620500 32.98 2620 1103588 1087920 37.13 431824 1096448 20 16:12:01 154716 0 620616 32.98 2620 1103592 1087920 37.13 437784 1090560 8 16:13:01 152588 0 622744 33.10 2620 1103592 1087944 37.13 439868 1090516 8 16:14:01 152792 0 622532 33.09 2620 1103600 1079672 36.85 445760 1084700 8 16:15:01 233168 0 707336 37.59 2620 938420 1291552 44.08 457740 941196 86664 Average: 166027 0 636823 33.85 2620 1076074 1124685 38.38 441221 1067061 14474 16:09:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:10:02 eth0 578.67 328.68 1079.55 93.55 0.00 0.00 0.00 0.00 16:10:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:02 docker0 6.03 4.23 1.34 14.71 0.00 0.00 0.00 0.00 16:11:01 eth0 1.64 0.52 0.69 0.20 0.00 0.00 0.00 0.00 16:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:12:01 eth0 1.73 0.28 0.38 0.23 0.00 0.00 0.00 0.00 16:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:13:01 eth0 1.18 0.72 0.70 0.41 0.00 0.00 0.00 0.00 16:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:14:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 16:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:15:01 eth0 185.80 155.37 2165.25 15.77 0.00 0.00 0.00 0.00 16:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 128.57 81.19 542.80 18.41 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 1.01 0.71 0.22 2.46 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) 12/28/20 _x86_64_ (4 CPU) 16:08:40 LINUX RESTART (4 CPU) 16:09:01 CPU %user %nice %system %iowait %steal %idle 16:10:02 all 13.53 0.00 6.73 3.71 0.09 75.94 16:10:02 0 12.55 0.00 8.15 2.29 0.10 76.90 16:10:02 1 13.31 0.00 6.36 4.18 0.10 76.06 16:10:02 2 14.69 0.00 6.22 4.07 0.10 74.92 16:10:02 3 13.56 0.00 6.20 4.28 0.05 75.90 16:11:01 all 0.19 0.00 0.05 0.00 0.00 99.75 16:11:01 0 0.37 0.00 0.07 0.00 0.00 99.56 16:11:01 1 0.22 0.00 0.02 0.00 0.00 99.76 16:11:01 2 0.07 0.00 0.05 0.00 0.00 99.88 16:11:01 3 0.10 0.00 0.07 0.00 0.02 99.81 16:12:01 all 0.17 0.00 0.05 0.00 0.00 99.79 16:12:01 0 0.02 0.00 0.02 0.00 0.00 99.97 16:12:01 1 0.53 0.00 0.08 0.00 0.00 99.38 16:12:01 2 0.08 0.00 0.05 0.00 0.00 99.87 16:12:01 3 0.03 0.00 0.03 0.00 0.00 99.93 16:13:01 all 0.09 0.00 0.06 0.00 0.00 99.85 16:13:01 0 0.03 0.00 0.07 0.00 0.02 99.88 16:13:01 1 0.25 0.00 0.10 0.00 0.00 99.65 16:13:01 2 0.03 0.00 0.03 0.00 0.00 99.93 16:13:01 3 0.05 0.00 0.03 0.00 0.00 99.92 16:14:01 all 0.17 0.00 0.12 0.00 0.00 99.71 16:14:01 0 0.05 0.00 0.08 0.00 0.00 99.87 16:14:01 1 0.53 0.00 0.18 0.00 0.00 99.28 16:14:01 2 0.03 0.00 0.10 0.00 0.00 99.87 16:14:01 3 0.07 0.00 0.12 0.00 0.00 99.82 16:15:01 all 5.24 0.00 3.43 1.52 0.05 89.75 16:15:01 0 4.72 0.00 3.76 0.29 0.03 91.19 16:15:01 1 4.75 0.00 3.29 1.36 0.07 90.53 16:15:01 2 5.14 0.00 3.67 0.82 0.07 90.30 16:15:01 3 6.33 0.00 3.02 3.61 0.05 86.99 Average: all 3.21 0.00 1.73 0.86 0.03 94.18 Average: 0 2.93 0.00 2.01 0.43 0.03 94.61 Average: 1 3.25 0.00 1.66 0.92 0.03 94.14 Average: 2 3.32 0.00 1.68 0.81 0.03 94.17 Average: 3 3.33 0.00 1.57 1.30 0.02 93.78