---> uname -a: Linux prd-centos7-docker-4c-2g-27835.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% /var/log/auth.log /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-525 /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-525@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 695 100 0 1042 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:2f:00:83 brd ff:ff:ff:ff:ff:ff inet 10.30.122.239/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86180sec preferred_lft 86180sec inet6 fe80::f816:3eff:fe2f:83/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:50:5d:e7:2b 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::42:50ff:fe5d:e72b/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) 02/26/21 _x86_64_ (4 CPU) 09:17:09 LINUX RESTART (4 CPU) 09:18:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:19:01 33.88 10.81 23.08 0.00 4286.11 3131.77 0.00 09:20:01 0.82 0.02 0.80 0.00 0.53 18.75 0.00 Average: 17.35 5.41 11.94 0.00 2143.32 1575.26 0.00 09:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:19:01 159136 0 599464 31.86 2620 1120324 1121576 38.28 411984 1109228 20 09:20:01 167148 0 591444 31.43 2620 1120332 1077968 36.79 408304 1105992 8 Average: 163142 0 595454 31.65 2620 1120328 1099772 37.53 410144 1107610 14 09:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:19:01 eth0 73.38 59.77 355.54 30.37 0.00 0.00 0.00 0.00 09:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:19:01 docker0 9.01 6.56 1.87 19.98 0.00 0.00 0.00 0.00 09:20:01 eth0 1.18 0.08 0.11 0.01 0.00 0.00 0.00 0.00 09:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 37.28 29.93 177.83 15.19 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 4.50 3.28 0.94 9.99 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) 02/26/21 _x86_64_ (4 CPU) 09:17:09 LINUX RESTART (4 CPU) 09:18:01 CPU %user %nice %system %iowait %steal %idle 09:19:01 all 2.25 0.00 1.84 0.73 0.02 95.16 09:19:01 0 2.31 0.00 2.13 0.44 0.03 95.09 09:19:01 1 2.13 0.00 1.84 0.47 0.02 95.55 09:19:01 2 2.36 0.00 1.74 1.19 0.00 94.71 09:19:01 3 2.21 0.00 1.64 0.84 0.02 95.29 09:20:01 all 0.16 0.00 0.04 0.00 0.00 99.79 09:20:01 0 0.03 0.00 0.03 0.00 0.00 99.93 09:20:01 1 0.33 0.00 0.05 0.00 0.02 99.60 09:20:01 2 0.20 0.00 0.03 0.00 0.00 99.77 09:20:01 3 0.08 0.00 0.05 0.00 0.00 99.87 Average: all 1.21 0.00 0.94 0.37 0.01 97.48 Average: 0 1.17 0.00 1.08 0.22 0.02 97.52 Average: 1 1.23 0.00 0.94 0.23 0.02 97.58 Average: 2 1.28 0.00 0.88 0.59 0.00 97.25 Average: 3 1.15 0.00 0.84 0.42 0.01 97.58