---> uname -a: Linux prd-centos7-docker-4c-2g-19948.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% /run/cloud-init/result.json /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% /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 697 95 0 1044 1035 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:68:1d:5d brd ff:ff:ff:ff:ff:ff inet 10.30.123.66/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86144sec preferred_lft 86144sec inet6 fe80::f816:3eff:fe68:1d5d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:fe:19:d4:a4 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:feff:fe19:d4a4/64 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) 11:00:34 LINUX RESTART (4 CPU) 11:01:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:02:01 78.14 29.51 48.63 0.00 6442.32 4119.76 0.00 11:03:01 2.40 0.00 2.40 0.00 0.00 60.20 0.00 11:04:01 0.45 0.00 0.45 0.00 0.00 7.41 0.00 Average: 26.92 9.81 17.11 0.00 2140.99 1391.70 0.00 11:01:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:02:01 144420 0 604032 32.10 2620 1130472 1092336 37.28 408788 1126836 128 11:03:01 150824 0 597616 31.76 2620 1130484 1070092 36.52 413408 1117444 20 11:04:01 148688 0 599748 31.88 2620 1130488 1070224 36.52 411648 1121704 20 Average: 147977 0 600465 31.91 2620 1130481 1077551 36.77 411281 1121995 56 11:01:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:02:01 eth0 546.96 362.80 1081.97 101.33 0.00 0.00 0.00 0.00 11:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:02:01 docker0 8.00 6.26 1.56 15.74 0.00 0.00 0.00 0.00 11:03:01 eth0 0.72 0.08 0.06 0.03 0.00 0.00 0.00 0.00 11:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:04:01 eth0 4.40 2.18 3.38 0.32 0.00 0.00 0.00 0.00 11:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 183.48 121.33 360.72 33.79 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 2.66 2.08 0.52 5.23 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) 11:00:34 LINUX RESTART (4 CPU) 11:01:02 CPU %user %nice %system %iowait %steal %idle 11:02:01 all 12.79 0.00 4.26 1.97 0.03 80.94 11:02:01 0 10.97 0.00 5.08 0.88 0.05 83.02 11:02:01 1 14.04 0.00 4.42 2.78 0.02 78.74 11:02:01 2 11.44 0.00 3.93 1.53 0.03 83.07 11:02:01 3 14.73 0.00 3.61 2.68 0.03 78.94 11:03:01 all 0.17 0.00 0.05 0.00 0.00 99.78 11:03:01 0 0.03 0.00 0.07 0.00 0.00 99.90 11:03:01 1 0.05 0.00 0.03 0.00 0.00 99.92 11:03:01 2 0.53 0.00 0.03 0.00 0.00 99.43 11:03:01 3 0.07 0.00 0.07 0.00 0.00 99.87 11:04:01 all 0.20 0.00 0.05 0.00 0.00 99.75 11:04:01 0 0.08 0.00 0.05 0.00 0.00 99.87 11:04:01 1 0.12 0.00 0.07 0.00 0.00 99.82 11:04:01 2 0.55 0.00 0.03 0.00 0.00 99.42 11:04:01 3 0.07 0.00 0.05 0.00 0.00 99.88 Average: all 4.34 0.00 1.44 0.65 0.01 93.57 Average: 0 3.65 0.00 1.71 0.29 0.02 94.33 Average: 1 4.68 0.00 1.49 0.92 0.01 92.90 Average: 2 4.12 0.00 1.31 0.50 0.01 94.05 Average: 3 4.90 0.00 1.23 0.88 0.01 92.98