---> uname -a: Linux prd-centos7-docker-4c-2g-6366.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% /run/cloud-init/result.json /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/exfoundry_go-mod-messaging_PR-72 /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/exfoundry_go-mod-messaging_PR-72@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 /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/auth.log ---> free -m: total used free shared buff/cache available Mem: 1837 692 106 0 1038 1042 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:34:08:8f brd ff:ff:ff:ff:ff:ff inet 10.30.123.60/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86052sec preferred_lft 86052sec inet6 fe80::f816:3eff:fe34:88f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:af:44:33:fa 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:afff:fe44:33fa/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) 10/19/20 _x86_64_ (4 CPU) 22:32:12 LINUX RESTART (4 CPU) 22:33:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:34:01 28.37 11.22 17.15 0.00 4463.33 2030.45 0.00 22:35:01 0.83 0.00 0.83 0.00 0.00 18.40 0.00 22:36:01 0.32 0.00 0.32 0.00 0.00 3.78 0.00 22:37:01 0.23 0.00 0.23 0.00 0.00 2.70 0.00 22:38:01 91.96 58.31 33.66 0.00 4972.17 14740.75 0.00 Average: 24.35 13.91 10.44 0.00 1887.64 3360.37 0.00 22:33:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:34:01 166928 0 587236 31.21 2620 1124772 1108704 37.84 431348 1124880 20 22:35:01 169048 0 585108 31.10 2620 1124780 1079572 36.84 431504 1122764 8 22:36:01 168964 0 585188 31.10 2620 1124784 1079716 36.85 432292 1122764 8 22:37:01 168628 0 585500 31.12 2620 1124808 1079572 36.84 433364 1122276 20 22:38:01 250736 0 645164 34.29 2620 983036 1079872 36.85 421756 999556 92788 Average: 184861 0 597639 31.76 2620 1096436 1085487 37.05 430053 1098448 18569 22:33:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:34:01 eth0 151.27 108.21 447.69 33.70 0.00 0.00 0.00 0.00 22:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:34:01 docker0 1.25 1.20 0.30 2.49 0.00 0.00 0.00 0.00 22:35:01 eth0 0.80 0.08 0.07 0.01 0.00 0.00 0.00 0.00 22:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:36:01 eth0 1.52 0.75 0.85 0.41 0.00 0.00 0.00 0.00 22:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:37:01 eth0 0.07 0.02 0.01 0.00 0.00 0.00 0.00 0.00 22:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:38:01 eth0 219.22 183.27 2172.53 19.14 0.00 0.00 0.00 0.00 22:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 74.60 58.48 524.41 10.66 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 0.25 0.24 0.06 0.50 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) 10/19/20 _x86_64_ (4 CPU) 22:32:12 LINUX RESTART (4 CPU) 22:33:01 CPU %user %nice %system %iowait %steal %idle 22:34:01 all 2.78 0.00 1.70 0.71 0.03 94.79 22:34:01 0 2.79 0.00 1.78 1.91 0.03 93.49 22:34:01 1 2.80 0.00 1.74 0.45 0.02 94.99 22:34:01 2 2.63 0.00 1.73 0.22 0.03 95.39 22:34:01 3 2.89 0.00 1.54 0.25 0.03 95.28 22:35:01 all 0.15 0.00 0.03 0.00 0.00 99.82 22:35:01 0 0.02 0.00 0.03 0.00 0.00 99.95 22:35:01 1 0.23 0.00 0.02 0.00 0.00 99.75 22:35:01 2 0.07 0.00 0.03 0.00 0.00 99.90 22:35:01 3 0.28 0.00 0.05 0.00 0.00 99.67 22:36:01 all 0.14 0.00 0.06 0.00 0.00 99.80 22:36:01 0 0.05 0.00 0.03 0.00 0.00 99.92 22:36:01 1 0.40 0.00 0.12 0.00 0.00 99.48 22:36:01 2 0.07 0.00 0.05 0.00 0.02 99.87 22:36:01 3 0.05 0.00 0.03 0.00 0.00 99.92 22:37:01 all 0.16 0.00 0.04 0.00 0.00 99.80 22:37:01 0 0.02 0.00 0.02 0.00 0.00 99.97 22:37:01 1 0.52 0.00 0.02 0.00 0.00 99.47 22:37:01 2 0.07 0.00 0.07 0.00 0.00 99.87 22:37:01 3 0.03 0.00 0.05 0.00 0.00 99.92 22:38:01 all 5.42 0.00 3.49 1.00 0.06 90.03 22:38:01 0 5.23 0.00 3.22 0.15 0.07 91.33 22:38:01 1 5.11 0.00 3.46 0.10 0.03 91.29 22:38:01 2 6.69 0.00 3.77 3.49 0.08 85.96 22:38:01 3 4.65 0.00 3.49 0.27 0.07 91.52 Average: all 1.72 0.00 1.06 0.34 0.02 96.86 Average: 0 1.61 0.00 1.01 0.41 0.02 96.95 Average: 1 1.80 0.00 1.07 0.11 0.01 97.01 Average: 2 1.89 0.00 1.12 0.74 0.03 96.22 Average: 3 1.57 0.00 1.03 0.10 0.02 97.28