---> uname -a: Linux prd-centos7-docker-4c-2g-24502.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/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-439 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-439@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 ---> free -m: total used free shared buff/cache available Mem: 1837 694 114 0 1027 1038 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:ce:20:18 brd ff:ff:ff:ff:ff:ff inet 10.30.123.188/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86047sec preferred_lft 86047sec inet6 fe80::f816:3eff:fece:2018/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:2c:45:ff:28 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::42:2cff:fe45:ff28/64 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) 02/02/21 _x86_64_ (4 CPU) 03:44:01 LINUX RESTART (4 CPU) 03:45:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:46:01 18.21 4.48 13.73 0.00 1051.84 1022.67 0.00 03:47:01 0.43 0.00 0.43 0.00 0.00 6.99 0.00 03:48:01 0.23 0.00 0.23 0.00 0.00 2.85 0.00 03:49:01 0.28 0.00 0.28 0.00 0.00 3.33 0.00 Average: 4.79 1.12 3.67 0.00 263.00 259.00 0.00 03:45:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:46:01 161248 0 603372 32.07 2620 1114304 1126052 38.43 407184 1111508 20 03:47:01 170744 0 593868 31.56 2620 1114312 1069664 36.51 403068 1107532 8 03:48:01 168152 0 596456 31.70 2620 1114316 1069868 36.51 410780 1102700 16 03:49:01 169316 0 595292 31.64 2620 1114316 1069664 36.51 411756 1100628 20 Average: 167365 0 597247 31.74 2620 1114312 1083812 36.99 408197 1105592 16 03:45:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:46:01 eth0 26.10 21.18 39.81 18.43 0.00 0.00 0.00 0.00 03:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:46:01 docker0 6.19 4.74 1.55 17.95 0.00 0.00 0.00 0.00 03:47:01 eth0 0.78 0.08 0.07 0.01 0.00 0.00 0.00 0.00 03:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:48:01 eth0 3.30 1.55 2.19 0.46 0.00 0.00 0.00 0.00 03:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:49:01 eth0 0.90 0.08 0.08 0.01 0.00 0.00 0.00 0.00 03:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 7.77 5.72 10.54 4.73 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 1.55 1.19 0.39 4.49 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) 02/02/21 _x86_64_ (4 CPU) 03:44:01 LINUX RESTART (4 CPU) 03:45:01 CPU %user %nice %system %iowait %steal %idle 03:46:01 all 1.64 0.00 1.24 0.46 0.40 96.26 03:46:01 0 1.82 0.00 1.17 0.13 0.37 96.50 03:46:01 1 1.16 0.00 0.97 0.94 0.37 96.56 03:46:01 2 2.12 0.00 1.60 0.57 0.45 95.26 03:46:01 3 1.47 0.00 1.22 0.18 0.42 96.71 03:47:01 all 0.06 0.00 0.06 0.00 0.00 99.87 03:47:01 0 0.00 0.00 0.03 0.00 0.00 99.97 03:47:01 1 0.13 0.00 0.10 0.00 0.02 99.75 03:47:01 2 0.05 0.00 0.03 0.00 0.00 99.92 03:47:01 3 0.07 0.00 0.07 0.00 0.00 99.87 03:48:01 all 0.18 0.00 0.06 0.00 0.10 99.66 03:48:01 0 0.05 0.00 0.05 0.00 0.10 99.80 03:48:01 1 0.53 0.00 0.08 0.00 0.12 99.27 03:48:01 2 0.05 0.00 0.05 0.00 0.10 99.80 03:48:01 3 0.08 0.00 0.05 0.00 0.10 99.77 03:49:01 all 0.16 0.00 0.05 0.00 0.04 99.75 03:49:01 0 0.03 0.00 0.05 0.00 0.05 99.87 03:49:01 1 0.53 0.00 0.05 0.00 0.02 99.40 03:49:01 2 0.02 0.00 0.03 0.00 0.03 99.92 03:49:01 3 0.07 0.00 0.07 0.00 0.05 99.82 Average: all 0.51 0.00 0.35 0.11 0.14 98.89 Average: 0 0.48 0.00 0.33 0.03 0.13 99.04 Average: 1 0.59 0.00 0.30 0.23 0.13 98.75 Average: 2 0.56 0.00 0.43 0.14 0.15 98.73 Average: 3 0.42 0.00 0.35 0.05 0.14 99.04