---> uname -a: Linux prd-centos7-docker-4c-2g-22551.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: 2933.438 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/gexfoundry_device-mqtt-go_PR-210 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/gexfoundry_device-mqtt-go_PR-210@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 722 107 0 1006 1009 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:34:1f:54 brd ff:ff:ff:ff:ff:ff inet 10.30.123.250/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85987sec preferred_lft 85987sec inet6 fe80::f816:3eff:fe34:1f54/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:86:b7:65:b8 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::42:86ff:feb7:65b8/64 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) 01/25/21 _x86_64_ (4 CPU) 06:00:23 LINUX RESTART (4 CPU) 06:01:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:02:01 38.64 12.35 26.29 0.00 4539.77 2947.18 0.00 06:03:01 1.68 0.00 1.68 0.00 0.00 33.48 0.00 06:04:01 0.25 0.00 0.25 0.00 0.00 3.60 0.00 06:05:01 0.17 0.00 0.17 0.00 0.00 1.73 0.00 06:06:01 0.32 0.00 0.32 0.00 0.00 4.90 0.00 06:07:01 47.07 46.70 0.37 0.00 3779.21 5.53 0.00 Average: 14.69 9.84 4.85 0.00 1386.76 499.61 0.00 06:01:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:02:01 159356 0 624464 33.19 2620 1095104 1112116 37.95 443292 1080440 16 06:03:01 163832 0 619984 32.95 2620 1095108 1098380 37.49 444084 1076144 16 06:04:01 163396 0 620416 32.97 2620 1095112 1092176 37.27 441736 1079280 16 06:05:01 162940 0 620868 33.00 2620 1095116 1091112 37.24 456544 1064204 20 06:06:01 158764 0 625040 33.22 2620 1095120 1089056 37.17 458464 1067072 20 06:07:01 74008 0 655280 34.83 2620 1149636 1292664 44.12 499572 1110004 5120 Average: 147049 0 627675 33.36 2620 1104199 1129251 38.54 457282 1079524 868 06:01:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:02:01 eth0 166.54 117.65 460.72 40.60 0.00 0.00 0.00 0.00 06:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:02:01 docker0 2.26 1.85 0.40 4.07 0.00 0.00 0.00 0.00 06:03:01 eth0 2.27 0.40 0.48 0.20 0.00 0.00 0.00 0.00 06:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:04:01 eth0 2.31 0.73 0.67 0.38 0.00 0.00 0.00 0.00 06:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:05:01 eth0 2.25 0.60 0.65 0.43 0.00 0.00 0.00 0.00 06:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:06:01 eth0 1.35 0.78 0.74 0.47 0.00 0.00 0.00 0.00 06:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:07:01 eth0 20.07 14.76 99.88 4.27 0.00 0.00 0.00 0.00 06:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 32.48 22.49 93.89 7.73 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 0.38 0.31 0.07 0.68 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) 01/25/21 _x86_64_ (4 CPU) 06:00:23 LINUX RESTART (4 CPU) 06:01:01 CPU %user %nice %system %iowait %steal %idle 06:02:01 all 3.62 0.00 2.11 0.84 0.02 93.41 06:02:01 0 3.39 0.00 2.37 1.21 0.02 93.02 06:02:01 1 3.72 0.00 1.72 1.02 0.03 93.50 06:02:01 2 3.96 0.00 2.23 0.52 0.02 93.28 06:02:01 3 3.42 0.00 2.13 0.60 0.02 93.83 06:03:01 all 0.14 0.00 0.05 0.00 0.00 99.81 06:03:01 0 0.07 0.00 0.07 0.00 0.02 99.85 06:03:01 1 0.45 0.00 0.03 0.00 0.00 99.52 06:03:01 2 0.03 0.00 0.05 0.00 0.00 99.92 06:03:01 3 0.02 0.00 0.03 0.00 0.00 99.95 06:04:01 all 0.15 0.00 0.04 0.00 0.00 99.81 06:04:01 0 0.03 0.00 0.03 0.00 0.00 99.93 06:04:01 1 0.45 0.00 0.05 0.00 0.00 99.50 06:04:01 2 0.05 0.00 0.05 0.00 0.00 99.90 06:04:01 3 0.05 0.00 0.02 0.00 0.02 99.92 06:05:01 all 0.15 0.00 0.03 0.00 0.00 99.81 06:05:01 0 0.05 0.00 0.05 0.00 0.00 99.90 06:05:01 1 0.48 0.00 0.03 0.00 0.02 99.47 06:05:01 2 0.05 0.00 0.03 0.00 0.00 99.92 06:05:01 3 0.02 0.00 0.02 0.00 0.00 99.97 06:06:01 all 0.16 0.00 0.05 0.00 0.00 99.80 06:06:01 0 0.03 0.00 0.05 0.00 0.00 99.92 06:06:01 1 0.52 0.00 0.02 0.00 0.00 99.47 06:06:01 2 0.05 0.00 0.05 0.00 0.00 99.90 06:06:01 3 0.03 0.00 0.07 0.00 0.00 99.90 06:07:01 all 1.08 0.00 0.44 1.19 0.01 97.29 06:07:01 0 0.52 0.00 0.45 0.63 0.02 98.38 06:07:01 1 1.02 0.00 0.28 1.05 0.00 97.65 06:07:01 2 1.70 0.00 0.48 1.28 0.02 96.51 06:07:01 3 1.07 0.00 0.53 1.77 0.00 96.62 Average: all 0.88 0.00 0.45 0.34 0.01 98.33 Average: 0 0.68 0.00 0.50 0.31 0.01 98.51 Average: 1 1.10 0.00 0.36 0.34 0.01 98.19 Average: 2 0.97 0.00 0.48 0.30 0.01 98.24 Average: 3 0.77 0.00 0.46 0.40 0.01 98.37