---> uname -a: Linux prd-centos7-docker-4c-2g-20151.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-416 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-416@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 732 95 0 1009 999 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:94:66:97 brd ff:ff:ff:ff:ff:ff inet 10.30.122.65/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85968sec preferred_lft 85968sec inet6 fe80::f816:3eff:fe94:6697/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:af:74:94:23 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:afff:fe74:9423/64 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) 01/14/21 _x86_64_ (4 CPU) 03:37:01 LINUX RESTART (4 CPU) 03:38:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:39:02 57.94 15.81 42.13 0.00 4864.36 3776.90 0.00 03:40:01 1.83 0.00 1.83 0.00 0.00 36.80 0.00 03:41:01 0.33 0.00 0.33 0.00 0.00 5.96 0.00 03:42:01 0.17 0.00 0.17 0.00 0.00 1.86 0.00 03:43:01 0.32 0.00 0.32 0.00 0.00 4.31 0.00 03:44:01 63.57 50.87 12.70 0.00 4250.84 3476.89 0.00 Average: 20.77 11.15 9.62 0.00 1525.74 1222.20 0.00 03:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:02 146224 0 640176 34.02 2620 1092524 1153524 39.37 424012 1109960 128 03:40:01 153304 0 633088 33.65 2620 1092532 1102252 37.62 430904 1097476 20 03:41:01 155848 0 630540 33.51 2620 1092536 1073600 36.64 429228 1097168 8 03:42:01 154480 0 631904 33.58 2620 1092540 1073612 36.64 434188 1093668 8 03:43:01 154756 0 631624 33.57 2620 1092544 1073576 36.64 435800 1091956 16 03:44:01 86624 0 714928 38.00 2620 1077372 1509960 51.53 502492 1084156 64904 Average: 141873 0 647043 34.39 2620 1090008 1164421 39.74 442771 1095731 10847 03:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:02 eth0 169.05 130.12 694.74 72.20 0.00 0.00 0.00 0.00 03:39:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:02 docker0 5.90 4.33 1.39 15.55 0.00 0.00 0.00 0.00 03:40:01 eth0 0.96 0.29 0.32 0.20 0.00 0.00 0.00 0.00 03:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 eth0 1.20 0.42 0.33 0.21 0.00 0.00 0.00 0.00 03:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 eth0 0.58 0.33 0.28 0.21 0.00 0.00 0.00 0.00 03:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:43:01 eth0 0.60 0.33 0.34 0.23 0.00 0.00 0.00 0.00 03:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:44:01 eth0 195.79 154.01 2168.63 17.69 0.00 0.00 0.00 0.00 03:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 61.61 47.78 479.17 15.20 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 0.99 0.73 0.23 2.61 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) 01/14/21 _x86_64_ (4 CPU) 03:37:01 LINUX RESTART (4 CPU) 03:38:01 CPU %user %nice %system %iowait %steal %idle 03:39:02 all 8.97 0.00 3.35 1.26 13.56 72.86 03:39:02 0 7.80 0.00 3.82 0.63 13.85 73.90 03:39:02 1 5.96 0.00 3.36 1.32 14.75 74.61 03:39:02 2 11.75 0.00 2.98 0.68 12.09 72.51 03:39:02 3 10.56 0.00 3.25 2.40 13.46 70.33 03:40:01 all 0.11 0.00 0.07 0.00 0.50 99.32 03:40:01 0 0.07 0.00 0.08 0.00 0.51 99.34 03:40:01 1 0.32 0.00 0.05 0.00 0.51 99.12 03:40:01 2 0.05 0.00 0.07 0.00 0.66 99.22 03:40:01 3 0.02 0.00 0.08 0.00 0.32 99.58 03:41:01 all 0.11 0.00 0.14 0.00 1.02 98.74 03:41:01 0 0.02 0.00 0.27 0.00 0.58 99.14 03:41:01 1 0.33 0.00 0.07 0.00 1.58 98.02 03:41:01 2 0.05 0.00 0.05 0.00 0.88 99.02 03:41:01 3 0.03 0.00 0.17 0.00 1.03 98.78 03:42:01 all 0.10 0.00 0.05 0.00 0.52 99.33 03:42:01 0 0.02 0.00 0.03 0.00 0.51 99.44 03:42:01 1 0.33 0.00 0.05 0.00 0.98 98.64 03:42:01 2 0.02 0.00 0.08 0.00 0.38 99.52 03:42:01 3 0.03 0.00 0.05 0.00 0.20 99.72 03:43:01 all 0.12 0.00 0.23 0.00 0.69 98.95 03:43:01 0 0.08 0.00 0.10 0.00 0.52 99.30 03:43:01 1 0.17 0.00 0.17 0.00 1.06 98.61 03:43:01 2 0.05 0.00 0.28 0.00 0.56 99.10 03:43:01 3 0.20 0.00 0.38 0.00 0.62 98.80 03:44:01 all 2.16 0.00 1.57 1.19 4.11 90.98 03:44:01 0 2.06 0.00 1.63 0.13 3.94 92.24 03:44:01 1 1.56 0.00 1.29 0.08 4.41 92.65 03:44:01 2 3.31 0.00 2.27 3.06 4.18 87.19 03:44:01 3 1.74 0.00 1.08 1.49 3.89 91.80 Average: all 1.94 0.00 0.91 0.41 3.41 93.34 Average: 0 1.67 0.00 0.99 0.13 3.32 93.89 Average: 1 1.48 0.00 0.85 0.24 3.96 93.47 Average: 2 2.51 0.00 0.95 0.62 3.10 92.82 Average: 3 2.10 0.00 0.84 0.65 3.25 93.17