---> uname -a: Linux prd-centos7-docker-4c-2g-23318.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: 2933.442 BogoMIPS: 5866.88 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-427 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-427@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 650 120 0 1066 1083 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:8c:ba:26 brd ff:ff:ff:ff:ff:ff inet 10.30.122.55/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86030sec preferred_lft 86030sec inet6 fe80::f816:3eff:fe8c:ba26/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:d7:d6:e6:c6 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:d7ff:fed6:e6c6/64 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) 01/27/21 _x86_64_ (4 CPU) 02:21:14 LINUX RESTART (4 CPU) 02:22:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:23:01 33.36 10.41 22.95 0.00 4262.51 3132.24 0.00 02:24:01 1.82 0.00 1.82 0.00 0.00 37.49 0.00 02:25:01 0.17 0.00 0.17 0.00 0.00 2.60 0.00 02:26:01 0.40 0.00 0.40 0.00 0.00 5.68 0.00 02:27:01 0.25 0.00 0.25 0.00 0.00 2.63 0.00 Average: 7.11 2.06 5.06 0.00 841.62 628.16 0.00 02:22:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:23:01 146752 0 550896 29.28 2620 1181276 1047508 35.75 352360 1180672 20 02:24:01 150024 0 547620 29.10 2620 1181280 1024308 34.96 352996 1176964 8 02:25:01 149392 0 548244 29.14 2620 1181288 1024464 34.96 360548 1170204 8 02:26:01 148228 0 549408 29.20 2620 1181288 1024464 34.96 362240 1169692 8 02:27:01 149136 0 548492 29.15 2620 1181296 1024380 34.96 368588 1162932 12 Average: 148706 0 548932 29.17 2620 1181286 1029025 35.12 359346 1172093 11 02:22:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:23:01 eth0 85.94 82.72 465.17 39.83 0.00 0.00 0.00 0.00 02:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:23:01 docker0 8.61 7.06 1.73 19.87 0.00 0.00 0.00 0.00 02:24:01 eth0 0.73 0.07 0.06 0.01 0.00 0.00 0.00 0.00 02:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:25:01 eth0 1.68 0.80 3.14 0.20 0.00 0.00 0.00 0.00 02:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:26:01 eth0 0.42 0.35 0.26 0.23 0.00 0.00 0.00 0.00 02:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:27:01 eth0 0.30 0.23 0.14 0.07 0.00 0.00 0.00 0.00 02:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 17.60 16.62 92.57 7.97 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 1.70 1.39 0.34 3.92 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) 01/27/21 _x86_64_ (4 CPU) 02:21:14 LINUX RESTART (4 CPU) 02:22:02 CPU %user %nice %system %iowait %steal %idle 02:23:01 all 3.19 0.00 1.99 0.69 0.01 94.12 02:23:01 0 3.50 0.00 1.99 0.22 0.00 94.29 02:23:01 1 2.90 0.00 2.05 0.38 0.00 94.68 02:23:01 2 3.07 0.00 2.08 1.14 0.03 93.68 02:23:01 3 3.29 0.00 1.84 1.00 0.02 93.85 02:24:01 all 0.14 0.00 0.05 0.00 0.00 99.80 02:24:01 0 0.02 0.00 0.03 0.00 0.00 99.95 02:24:01 1 0.05 0.00 0.05 0.00 0.00 99.90 02:24:01 2 0.48 0.00 0.08 0.00 0.00 99.43 02:24:01 3 0.02 0.00 0.05 0.00 0.00 99.93 02:25:01 all 0.20 0.00 0.07 0.00 0.00 99.73 02:25:01 0 0.07 0.00 0.07 0.00 0.02 99.85 02:25:01 1 0.37 0.00 0.07 0.00 0.00 99.57 02:25:01 2 0.32 0.00 0.05 0.00 0.00 99.63 02:25:01 3 0.05 0.00 0.08 0.00 0.00 99.87 02:26:01 all 0.17 0.00 0.04 0.00 0.00 99.80 02:26:01 0 0.03 0.00 0.05 0.00 0.00 99.92 02:26:01 1 0.52 0.00 0.02 0.00 0.00 99.47 02:26:01 2 0.05 0.00 0.03 0.00 0.00 99.92 02:26:01 3 0.07 0.00 0.05 0.00 0.00 99.88 02:27:01 all 0.10 0.00 0.05 0.00 0.00 99.84 02:27:01 0 0.05 0.00 0.07 0.00 0.00 99.88 02:27:01 1 0.22 0.00 0.02 0.00 0.00 99.77 02:27:01 2 0.05 0.00 0.07 0.00 0.00 99.88 02:27:01 3 0.10 0.00 0.07 0.00 0.00 99.83 Average: all 0.75 0.00 0.43 0.13 0.00 98.68 Average: 0 0.72 0.00 0.44 0.04 0.00 98.80 Average: 1 0.80 0.00 0.43 0.07 0.00 98.69 Average: 2 0.78 0.00 0.46 0.22 0.01 98.53 Average: 3 0.69 0.00 0.41 0.20 0.00 98.69