---> uname -a: Linux prd-centos7-docker-4c-2g-1699.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% /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-593 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-593@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 723 115 0 998 1009 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:56:7a:27 brd ff:ff:ff:ff:ff:ff inet 10.30.123.109/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85833sec preferred_lft 85833sec inet6 fe80::f816:3eff:fe56:7a27/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:d0:3c:19:e3 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:d0ff:fe3c:19e3/64 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) 04/26/21 _x86_64_ (4 CPU) 03:08:07 LINUX RESTART (4 CPU) 03:09:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:10:01 7.82 0.85 6.98 0.00 48.22 252.40 0.00 03:11:02 0.47 0.00 0.47 0.00 0.00 7.14 0.00 03:12:01 0.27 0.00 0.27 0.00 0.00 3.20 0.00 03:13:01 0.25 0.00 0.25 0.00 0.00 2.80 0.00 03:14:01 0.27 0.00 0.27 0.00 0.00 3.56 0.00 03:15:01 0.25 0.00 0.25 0.00 0.00 3.53 0.00 03:16:01 0.30 0.00 0.30 0.00 0.00 3.78 0.00 03:17:01 0.20 0.00 0.20 0.00 0.00 2.58 0.00 Average: 1.22 0.10 1.11 0.00 5.95 34.49 0.00 03:09:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:10:01 156292 0 604768 32.14 2620 1117864 1100820 37.57 403372 1121544 8 03:11:02 158748 0 602304 32.01 2620 1117872 1079220 36.83 401412 1121064 8 03:12:01 155520 0 605528 32.18 2620 1117876 1079412 36.84 404692 1120836 8 03:13:01 156364 0 604684 32.14 2620 1117876 1079416 36.84 408324 1116704 20 03:14:01 155036 0 606004 32.21 2620 1117884 1079368 36.84 412388 1114108 12 03:15:01 155608 0 605428 32.18 2620 1117888 1079284 36.83 415772 1110028 12 03:16:01 155732 0 605300 32.17 2620 1117892 1079284 36.83 415932 1110028 8 03:17:01 155848 0 605180 32.16 2620 1117896 1079284 36.83 415956 1110028 8 Average: 156144 0 604900 32.15 2620 1117881 1082011 36.93 409731 1115542 10 03:09:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:10:01 eth0 11.41 7.03 11.15 2.79 0.00 0.00 0.00 0.00 03:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:02 eth0 0.17 0.08 0.01 0.01 0.00 0.00 0.00 0.00 03:11:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 eth0 1.44 0.30 0.36 0.20 0.00 0.00 0.00 0.00 03:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:13:01 eth0 0.60 0.22 0.29 0.16 0.00 0.00 0.00 0.00 03:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:14:01 eth0 0.43 0.33 0.18 0.11 0.00 0.00 0.00 0.00 03:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:15:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 03:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:16:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 03:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:17:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 03:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 1.77 1.02 1.48 0.41 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 0.00 0.00 0.00 0.00 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) 04/26/21 _x86_64_ (4 CPU) 03:08:07 LINUX RESTART (4 CPU) 03:09:02 CPU %user %nice %system %iowait %steal %idle 03:10:01 all 0.43 0.00 0.22 0.34 0.00 99.01 03:10:01 0 0.29 0.00 0.24 0.85 0.00 98.63 03:10:01 1 0.31 0.00 0.25 0.37 0.00 99.07 03:10:01 2 0.42 0.00 0.20 0.07 0.00 99.30 03:10:01 3 0.70 0.00 0.19 0.07 0.00 99.05 03:11:02 all 0.15 0.00 0.02 0.00 0.00 99.82 03:11:02 0 0.03 0.00 0.02 0.00 0.00 99.95 03:11:02 1 0.07 0.00 0.05 0.00 0.00 99.88 03:11:02 2 0.03 0.00 0.02 0.00 0.00 99.95 03:11:02 3 0.48 0.00 0.02 0.00 0.00 99.50 03:12:01 all 0.17 0.00 0.07 0.00 0.00 99.75 03:12:01 0 0.05 0.00 0.08 0.00 0.00 99.86 03:12:01 1 0.07 0.00 0.07 0.00 0.02 99.85 03:12:01 2 0.05 0.00 0.05 0.00 0.00 99.90 03:12:01 3 0.52 0.00 0.08 0.00 0.00 99.39 03:13:01 all 0.16 0.00 0.04 0.00 0.00 99.80 03:13:01 0 0.02 0.00 0.07 0.00 0.00 99.92 03:13:01 1 0.07 0.00 0.03 0.00 0.00 99.90 03:13:01 2 0.05 0.00 0.03 0.00 0.00 99.92 03:13:01 3 0.52 0.00 0.02 0.00 0.00 99.47 03:14:01 all 0.17 0.00 0.08 0.00 0.00 99.74 03:14:01 0 0.05 0.00 0.07 0.00 0.02 99.87 03:14:01 1 0.07 0.00 0.13 0.00 0.00 99.80 03:14:01 2 0.03 0.00 0.05 0.00 0.00 99.92 03:14:01 3 0.55 0.00 0.07 0.00 0.00 99.38 03:15:01 all 0.15 0.00 0.02 0.00 0.00 99.83 03:15:01 0 0.02 0.00 0.03 0.00 0.00 99.95 03:15:01 1 0.05 0.00 0.03 0.00 0.00 99.92 03:15:01 2 0.03 0.00 0.02 0.00 0.00 99.95 03:15:01 3 0.50 0.00 0.00 0.00 0.00 99.50 03:16:01 all 0.15 0.00 0.04 0.00 0.00 99.80 03:16:01 0 0.02 0.00 0.03 0.00 0.00 99.95 03:16:01 1 0.05 0.00 0.05 0.00 0.00 99.90 03:16:01 2 0.03 0.00 0.05 0.00 0.00 99.92 03:16:01 3 0.52 0.00 0.03 0.00 0.00 99.45 03:17:01 all 0.15 0.00 0.02 0.00 0.00 99.83 03:17:01 0 0.03 0.00 0.02 0.00 0.00 99.95 03:17:01 1 0.02 0.00 0.02 0.00 0.00 99.97 03:17:01 2 0.03 0.00 0.05 0.00 0.02 99.90 03:17:01 3 0.50 0.00 0.02 0.00 0.00 99.48 Average: all 0.19 0.00 0.06 0.04 0.00 99.70 Average: 0 0.06 0.00 0.07 0.10 0.00 99.76 Average: 1 0.09 0.00 0.08 0.05 0.00 99.79 Average: 2 0.09 0.00 0.06 0.01 0.00 99.85 Average: 3 0.54 0.00 0.05 0.01 0.00 99.40