---> uname -a: Linux prd-centos7-docker-4c-2g-6945.vexxhost.local 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 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: 2933.436 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 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 7.2G 42.8G 14% / 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 7.2G 42.8G 14% /facter-os /dev/vda1 50.0G 7.2G 42.8G 14% /etc/resolv.conf /dev/vda1 50.0G 7.2G 42.8G 14% /etc/hostname /dev/vda1 50.0G 7.2G 42.8G 14% /etc/hosts /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/auth.log /dev/vda1 50.0G 7.2G 42.8G 14% /run/cloud-init/result.json /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/dry_go-mod-core-contracts_PR-355 /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/dry_go-mod-core-contracts_PR-355@tmp /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/sa-host /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/secure ---> free -m: total used free shared buff/cache available Mem: 1837 657 106 0 1073 1076 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:70:b4:81 brd ff:ff:ff:ff:ff:ff inet 10.30.122.190/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86188sec preferred_lft 86188sec inet6 fe80::f816:3eff:fe70:b481/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:5d:eb:a8:ae 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::42:5dff:feeb:a8ae/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 10/20/20 _x86_64_ (4 CPU) 12:33:14 LINUX RESTART (4 CPU) 12:34:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:35:01 48.41 11.75 36.66 0.00 4463.33 2406.13 0.00 12:36:01 1.83 0.00 1.83 0.00 0.00 37.05 0.00 Average: 25.12 5.88 19.25 0.00 2232.03 1221.79 0.00 12:34:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:35:01 167468 0 563396 29.94 2620 1148072 1112756 37.98 428256 1123856 12 12:36:01 174020 0 556836 29.59 2620 1148080 1067652 36.44 425796 1121084 12 Average: 170744 0 560116 29.77 2620 1148076 1090204 37.21 427026 1122470 12 12:34:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:35:01 eth0 182.09 137.27 478.24 53.60 0.00 0.00 0.00 0.00 12:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 docker0 4.91 3.38 1.12 12.16 0.00 0.00 0.00 0.00 12:36:01 eth0 1.23 0.07 0.11 0.01 0.00 0.00 0.00 0.00 12:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 91.67 68.68 239.22 26.81 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 2.46 1.69 0.56 6.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 10/20/20 _x86_64_ (4 CPU) 12:33:14 LINUX RESTART (4 CPU) 12:34:01 CPU %user %nice %system %iowait %steal %idle 12:35:01 all 3.70 0.00 2.02 1.90 0.04 92.34 12:35:01 0 4.00 0.00 2.02 1.71 0.05 92.23 12:35:01 1 3.59 0.00 1.79 2.06 0.03 92.52 12:35:01 2 3.14 0.00 1.91 1.21 0.05 93.69 12:35:01 3 4.07 0.00 2.34 2.63 0.03 90.93 12:36:01 all 0.16 0.00 0.05 0.00 0.00 99.78 12:36:01 0 0.33 0.00 0.03 0.00 0.02 99.62 12:36:01 1 0.03 0.00 0.05 0.00 0.00 99.92 12:36:01 2 0.03 0.00 0.07 0.00 0.00 99.90 12:36:01 3 0.25 0.00 0.07 0.00 0.00 99.68 Average: all 1.92 0.00 1.03 0.95 0.02 96.08 Average: 0 2.16 0.00 1.02 0.85 0.03 95.93 Average: 1 1.80 0.00 0.92 1.03 0.02 96.23 Average: 2 1.58 0.00 0.99 0.60 0.03 96.81 Average: 3 2.15 0.00 1.20 1.31 0.02 95.33