---> uname -a: Linux prd-centos7-docker-4c-2g-17675.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: 2933.436 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 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/exfoundry_go-mod-messaging_PR-75 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/exfoundry_go-mod-messaging_PR-75@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 720 100 0 1016 1012 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:7f:1b:2f brd ff:ff:ff:ff:ff:ff inet 10.30.122.102/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85955sec preferred_lft 85955sec inet6 fe80::f816:3eff:fe7f:1b2f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:d6:55:75:0e 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:d6ff:fe55:750e/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) 12/30/20 _x86_64_ (4 CPU) 00:28:58 LINUX RESTART (4 CPU) 00:30:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:31:01 5.55 0.63 4.93 0.00 44.16 138.67 0.00 00:32:01 0.80 0.00 0.80 0.00 0.00 13.20 0.00 00:33:01 0.27 0.00 0.27 0.00 0.00 4.00 0.00 00:34:01 0.23 0.00 0.23 0.00 0.00 3.31 0.00 00:35:01 0.32 0.00 0.32 0.00 0.00 4.03 0.00 00:36:01 0.35 0.10 0.25 0.00 7.86 2.18 0.00 Average: 1.24 0.12 1.12 0.00 8.57 27.26 0.00 00:30:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:31:01 156912 0 616228 32.75 2620 1105784 1114168 38.02 437456 1089276 24 00:32:01 157396 0 615736 32.73 2620 1105792 1093684 37.33 445696 1080892 8 00:33:01 157136 0 615992 32.74 2620 1105796 1093772 37.33 447352 1079556 8 00:34:01 155448 0 617680 32.83 2620 1105796 1093772 37.33 449164 1079064 12 00:35:01 155136 0 617984 32.84 2620 1105804 1093808 37.33 451964 1076684 8 00:36:01 152832 0 620004 32.95 2620 1106088 1095036 37.37 453632 1076776 64 Average: 155810 0 617271 32.81 2620 1105843 1097373 37.45 447544 1080375 21 00:30:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:31:01 eth0 13.31 7.77 11.51 3.59 0.00 0.00 0.00 0.00 00:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:32:01 eth0 4.38 0.48 0.68 0.18 0.00 0.00 0.00 0.00 00:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:33:01 eth0 3.76 0.72 1.02 0.62 0.00 0.00 0.00 0.00 00:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:34:01 eth0 3.76 0.68 0.74 0.40 0.00 0.00 0.00 0.00 00:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:35:01 eth0 4.75 0.82 1.21 0.65 0.00 0.00 0.00 0.00 00:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:36:01 eth0 6.44 3.78 5.31 2.21 0.00 0.00 0.00 0.00 00:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 6.05 2.36 3.39 1.27 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 0.00 0.00 0.00 0.00 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) 12/30/20 _x86_64_ (4 CPU) 00:28:58 LINUX RESTART (4 CPU) 00:30:02 CPU %user %nice %system %iowait %steal %idle 00:31:01 all 0.55 0.00 0.22 0.05 0.03 99.16 00:31:01 0 0.76 0.00 0.20 0.05 0.02 98.96 00:31:01 1 0.68 0.00 0.22 0.03 0.02 99.05 00:31:01 2 0.37 0.00 0.15 0.00 0.03 99.44 00:31:01 3 0.37 0.00 0.29 0.10 0.03 99.20 00:32:01 all 0.17 0.00 0.05 0.00 0.02 99.77 00:32:01 0 0.43 0.00 0.03 0.00 0.02 99.52 00:32:01 1 0.05 0.00 0.03 0.00 0.02 99.90 00:32:01 2 0.10 0.00 0.05 0.00 0.02 99.83 00:32:01 3 0.10 0.00 0.07 0.00 0.02 99.82 00:33:01 all 0.13 0.00 0.05 0.00 0.02 99.80 00:33:01 0 0.27 0.00 0.03 0.00 0.02 99.68 00:33:01 1 0.08 0.00 0.05 0.00 0.03 99.83 00:33:01 2 0.10 0.00 0.07 0.00 0.02 99.82 00:33:01 3 0.08 0.00 0.05 0.00 0.02 99.85 00:34:01 all 0.13 0.00 0.04 0.00 0.01 99.82 00:34:01 0 0.27 0.00 0.03 0.00 0.02 99.68 00:34:01 1 0.07 0.00 0.05 0.00 0.02 99.87 00:34:01 2 0.03 0.00 0.02 0.00 0.00 99.95 00:34:01 3 0.13 0.00 0.07 0.00 0.02 99.78 00:35:01 all 0.15 0.00 0.11 0.00 0.06 99.69 00:35:01 0 0.05 0.00 0.10 0.00 0.07 99.78 00:35:01 1 0.20 0.00 0.15 0.00 0.07 99.58 00:35:01 2 0.05 0.00 0.08 0.00 0.08 99.78 00:35:01 3 0.28 0.00 0.10 0.00 0.02 99.60 00:36:01 all 0.32 0.00 0.28 0.01 0.05 99.35 00:36:01 0 0.30 0.00 0.27 0.02 0.03 99.38 00:36:01 1 0.42 0.00 0.33 0.00 0.05 99.20 00:36:01 2 0.18 0.00 0.17 0.00 0.07 99.58 00:36:01 3 0.38 0.00 0.33 0.02 0.05 99.22 Average: all 0.24 0.00 0.12 0.01 0.03 99.60 Average: 0 0.35 0.00 0.11 0.01 0.03 99.50 Average: 1 0.25 0.00 0.14 0.01 0.03 99.57 Average: 2 0.14 0.00 0.09 0.00 0.04 99.74 Average: 3 0.23 0.00 0.15 0.02 0.03 99.58