---> uname -a: Linux prd-centos7-docker-4c-2g-17516.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-406 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-406@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 697 94 0 1045 1035 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:94:3e:0b brd ff:ff:ff:ff:ff:ff inet 10.30.122.183/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86060sec preferred_lft 86060sec inet6 fe80::f816:3eff:fe94:3e0b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:bb:b9:f8:a2 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:bbff:feb9:f8a2/64 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) 15:59:00 LINUX RESTART (4 CPU) 16:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:01:01 10.49 2.76 7.72 0.00 195.64 196.80 0.00 16:02:01 0.67 0.08 0.58 0.00 1.60 10.77 0.00 16:03:01 0.18 0.00 0.18 0.00 0.00 2.15 0.00 16:04:01 0.20 0.00 0.20 0.00 0.00 2.02 0.00 Average: 2.89 0.71 2.17 0.00 49.33 52.95 0.00 16:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:01:01 163096 0 595172 31.63 2620 1120656 1095156 37.38 401756 1116400 20 16:02:01 168712 0 589428 31.33 2620 1120784 1073920 36.65 400568 1113060 20 16:03:01 166116 0 592020 31.46 2620 1120788 1074048 36.66 404092 1112080 12 16:04:01 167316 0 590816 31.40 2620 1120792 1073824 36.65 407000 1107696 12 Average: 166310 0 591859 31.46 2620 1120755 1079237 36.83 403354 1112309 16 16:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:01:01 eth0 25.95 22.41 31.58 16.10 0.00 0.00 0.00 0.00 16:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:01:01 docker0 7.42 5.73 1.44 14.81 0.00 0.00 0.00 0.00 16:02:01 eth0 4.10 1.78 3.06 0.12 0.00 0.00 0.00 0.00 16:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:03:01 eth0 1.45 0.73 0.62 0.37 0.00 0.00 0.00 0.00 16:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:04:01 eth0 0.63 0.10 0.06 0.04 0.00 0.00 0.00 0.00 16:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 8.04 6.26 8.83 4.16 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 1.86 1.43 0.36 3.70 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) 15:59:00 LINUX RESTART (4 CPU) 16:00:01 CPU %user %nice %system %iowait %steal %idle 16:01:01 all 0.98 0.00 0.55 0.13 0.02 98.33 16:01:01 0 0.67 0.00 0.47 0.02 0.02 98.83 16:01:01 1 0.90 0.00 0.50 0.35 0.02 98.23 16:01:01 2 0.93 0.00 0.57 0.12 0.02 98.37 16:01:01 3 1.40 0.00 0.65 0.05 0.02 97.88 16:02:01 all 0.16 0.00 0.06 0.00 0.00 99.78 16:02:01 0 0.10 0.00 0.07 0.02 0.00 99.82 16:02:01 1 0.05 0.00 0.05 0.00 0.00 99.90 16:02:01 2 0.07 0.00 0.05 0.00 0.00 99.88 16:02:01 3 0.43 0.00 0.07 0.00 0.00 99.50 16:03:01 all 0.15 0.00 0.04 0.00 0.00 99.81 16:03:01 0 0.48 0.00 0.05 0.00 0.00 99.47 16:03:01 1 0.02 0.00 0.03 0.00 0.00 99.95 16:03:01 2 0.05 0.00 0.03 0.00 0.00 99.92 16:03:01 3 0.05 0.00 0.03 0.00 0.00 99.92 16:04:01 all 0.14 0.00 0.03 0.00 0.00 99.83 16:04:01 0 0.52 0.00 0.03 0.00 0.00 99.45 16:04:01 1 0.03 0.00 0.03 0.00 0.00 99.93 16:04:01 2 0.02 0.00 0.02 0.00 0.00 99.97 16:04:01 3 0.00 0.00 0.02 0.00 0.00 99.98 Average: all 0.36 0.00 0.17 0.03 0.00 99.44 Average: 0 0.44 0.00 0.15 0.01 0.00 99.39 Average: 1 0.25 0.00 0.15 0.09 0.00 99.50 Average: 2 0.27 0.00 0.17 0.03 0.00 99.53 Average: 3 0.47 0.00 0.19 0.01 0.00 99.32