---> uname -a: Linux prd-centos7-docker-4c-2g-20148.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-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 /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 676 112 0 1049 1056 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:4b:64:fa brd ff:ff:ff:ff:ff:ff inet 10.30.123.149/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86187sec preferred_lft 86187sec inet6 fe80::f816:3eff:fe4b:64fa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:fb:02:4f:34 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:fbff:fe02:4f34/64 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) 03:33:28 LINUX RESTART (4 CPU) 03:34:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:35:01 51.36 13.37 37.99 0.00 4425.37 3319.44 0.00 03:36:01 1.90 0.00 1.90 0.00 0.00 42.30 0.00 03:37:02 123.11 75.48 47.63 0.00 5868.74 16307.87 0.00 Average: 58.94 29.73 29.22 0.00 3437.42 6579.93 0.00 03:34:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:35:01 133052 0 581524 30.91 2620 1164348 1113672 38.01 389584 1157016 132 03:36:01 139116 0 575456 30.58 2620 1164352 1089140 37.17 391376 1150008 8 03:37:02 172932 0 673732 35.81 2620 1032260 1280576 43.70 447400 995516 34616 Average: 148367 0 610237 32.43 2620 1120320 1161129 39.63 409453 1100847 11585 03:34:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:35:01 eth0 310.72 199.85 696.00 73.78 0.00 0.00 0.00 0.00 03:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:35:01 docker0 7.59 6.06 1.53 15.73 0.00 0.00 0.00 0.00 03:36:01 eth0 4.76 2.31 3.11 0.17 0.00 0.00 0.00 0.00 03:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:37:02 eth0 217.03 179.43 2156.10 18.45 0.00 0.00 0.00 0.00 03:37:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:37:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 177.61 127.34 954.64 30.78 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 2.52 2.02 0.51 5.23 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) 03:33:28 LINUX RESTART (4 CPU) 03:34:01 CPU %user %nice %system %iowait %steal %idle 03:35:01 all 5.96 0.00 2.68 1.38 0.02 89.95 03:35:01 0 5.31 0.00 2.79 0.44 0.00 91.46 03:35:01 1 6.85 0.00 2.94 4.10 0.05 86.06 03:35:01 2 5.44 0.00 2.48 0.86 0.02 91.21 03:35:01 3 6.25 0.00 2.50 0.13 0.02 91.10 03:36:01 all 0.17 0.00 0.06 0.00 0.00 99.77 03:36:01 0 0.07 0.00 0.05 0.00 0.00 99.88 03:36:01 1 0.08 0.00 0.07 0.00 0.00 99.85 03:36:01 2 0.07 0.00 0.07 0.00 0.00 99.87 03:36:01 3 0.45 0.00 0.05 0.00 0.00 99.50 03:37:02 all 5.46 0.00 3.75 1.92 0.05 88.82 03:37:02 0 4.89 0.00 3.78 0.94 0.03 90.36 03:37:02 1 5.06 0.00 3.84 0.43 0.03 90.64 03:37:02 2 5.56 0.00 3.65 4.54 0.07 86.19 03:37:02 3 6.35 0.00 3.72 1.76 0.07 88.10 Average: all 3.86 0.00 2.16 1.10 0.02 92.86 Average: 0 3.42 0.00 2.20 0.46 0.01 93.91 Average: 1 3.99 0.00 2.28 1.51 0.03 92.20 Average: 2 3.68 0.00 2.06 1.80 0.03 92.43 Average: 3 4.34 0.00 2.09 0.63 0.03 92.91