---> uname -a: Linux prd-centos7-docker-4c-2g-19945.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-430 /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-430@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 688 111 0 1036 1044 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:ec:95:b8 brd ff:ff:ff:ff:ff:ff inet 10.30.123.205/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86056sec preferred_lft 86056sec inet6 fe80::f816:3eff:feec:95b8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:66:3c:c9:d5 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::42:66ff:fe3c:c9d5/64 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) 01/13/21 _x86_64_ (4 CPU) 10:45:21 LINUX RESTART (4 CPU) 10:46:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:47:01 51.91 13.93 37.97 0.00 4476.64 3309.86 0.00 10:48:01 1.78 0.00 1.78 0.00 0.00 35.09 0.00 10:49:01 0.18 0.00 0.18 0.00 0.00 2.16 0.00 10:50:01 0.38 0.00 0.38 0.00 0.00 5.76 0.00 10:51:01 106.92 66.46 40.46 0.00 4628.76 14577.10 0.00 Average: 32.24 16.08 16.16 0.00 1821.54 3587.07 0.00 10:46:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:47:01 142188 0 589512 31.33 2620 1147224 1110856 37.91 428420 1109256 136 10:48:01 149612 0 582080 30.94 2620 1147232 1078316 36.80 426436 1105128 8 10:49:01 146588 0 585100 31.10 2620 1147236 1078552 36.81 428980 1105588 8 10:50:01 147724 0 583960 31.04 2620 1147240 1078384 36.80 444720 1088928 8 10:51:01 259060 0 643416 34.20 2620 976448 1088416 37.15 411904 959896 101472 Average: 169034 0 596814 31.72 2620 1113076 1086905 37.09 428092 1073759 20326 10:46:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:47:01 eth0 333.56 220.63 686.03 72.47 0.00 0.00 0.00 0.00 10:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:47:01 docker0 6.38 4.46 1.45 15.53 0.00 0.00 0.00 0.00 10:48:01 eth0 1.12 0.03 0.11 0.00 0.00 0.00 0.00 0.00 10:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:49:01 eth0 4.45 2.68 3.64 0.53 0.00 0.00 0.00 0.00 10:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:01 eth0 0.08 0.07 0.01 0.01 0.00 0.00 0.00 0.00 10:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:51:01 eth0 222.25 185.05 2172.40 19.57 0.00 0.00 0.00 0.00 10:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 112.32 81.71 572.60 18.52 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 1.28 0.89 0.29 3.11 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) 01/13/21 _x86_64_ (4 CPU) 10:45:21 LINUX RESTART (4 CPU) 10:46:01 CPU %user %nice %system %iowait %steal %idle 10:47:01 all 5.52 0.00 2.70 1.52 0.02 90.24 10:47:01 0 5.35 0.00 3.16 2.99 0.02 88.48 10:47:01 1 4.99 0.00 2.82 1.51 0.02 90.66 10:47:01 2 6.34 0.00 2.25 1.08 0.02 90.32 10:47:01 3 5.42 0.00 2.57 0.49 0.03 91.49 10:48:01 all 0.15 0.00 0.05 0.00 0.00 99.79 10:48:01 0 0.03 0.00 0.05 0.00 0.00 99.92 10:48:01 1 0.03 0.00 0.03 0.00 0.00 99.93 10:48:01 2 0.52 0.00 0.07 0.00 0.00 99.42 10:48:01 3 0.03 0.00 0.07 0.00 0.00 99.90 10:49:01 all 0.18 0.00 0.06 0.00 0.01 99.75 10:49:01 0 0.08 0.00 0.05 0.00 0.03 99.83 10:49:01 1 0.03 0.00 0.07 0.00 0.00 99.90 10:49:01 2 0.55 0.00 0.05 0.00 0.00 99.40 10:49:01 3 0.07 0.00 0.07 0.00 0.02 99.85 10:50:01 all 0.13 0.00 0.04 0.00 0.00 99.82 10:50:01 0 0.02 0.00 0.05 0.00 0.00 99.93 10:50:01 1 0.03 0.00 0.03 0.00 0.00 99.93 10:50:01 2 0.17 0.00 0.07 0.00 0.00 99.77 10:50:01 3 0.32 0.00 0.02 0.00 0.00 99.67 10:51:01 all 5.75 0.00 4.15 1.54 0.01 88.54 10:51:01 0 5.80 0.00 3.74 2.90 0.00 87.57 10:51:01 1 5.74 0.00 3.89 1.57 0.02 88.79 10:51:01 2 6.19 0.00 5.20 1.41 0.03 87.16 10:51:01 3 5.29 0.00 3.77 0.29 0.00 90.65 Average: all 2.34 0.00 1.39 0.61 0.01 95.65 Average: 0 2.24 0.00 1.40 1.17 0.01 95.17 Average: 1 2.16 0.00 1.36 0.61 0.01 95.86 Average: 2 2.74 0.00 1.52 0.49 0.01 95.24 Average: 3 2.22 0.00 1.29 0.15 0.01 96.33