---> uname -a: Linux prd-centos7-docker-4c-2g-21435.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 8.5G 41.4G 17% / 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 8.5G 41.4G 17% /facter-os /dev/vda1 50.0G 8.5G 41.4G 17% /etc/resolv.conf /dev/vda1 50.0G 8.5G 41.4G 17% /etc/hostname /dev/vda1 50.0G 8.5G 41.4G 17% /etc/hosts /dev/vda1 50.0G 8.5G 41.4G 17% /run/cloud-init/result.json /dev/vda1 50.0G 8.5G 41.4G 17% /w/workspace/gexfoundry_device-mqtt-go_master /dev/vda1 50.0G 8.5G 41.4G 17% /w/workspace/gexfoundry_device-mqtt-go_master@tmp /dev/vda1 50.0G 8.5G 41.4G 17% /var/log/sa-host /dev/vda1 50.0G 8.5G 41.4G 17% /var/log/secure /dev/vda1 50.0G 8.5G 41.4G 17% /var/log/auth.log ---> free -m: total used free shared buff/cache available Mem: 1837 823 136 0 877 950 Swap: 1023 4 1019 ---> 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:67:f7:eb brd ff:ff:ff:ff:ff:ff inet 10.30.123.27/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85733sec preferred_lft 85733sec inet6 fe80::f816:3eff:fe67:f7eb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:47:8e:6d:8b 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::42:47ff:fe8e:6d8b/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) 01/20/21 _x86_64_ (4 CPU) 00:34:10 LINUX RESTART (4 CPU) 00:35:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:36:01 29.27 11.45 17.81 0.00 4422.07 2948.64 0.00 00:37:01 1.70 0.00 1.70 0.00 0.00 28.00 0.00 00:38:01 0.25 0.00 0.25 0.00 0.00 2.58 0.00 00:39:01 0.18 0.00 0.18 0.00 0.00 1.88 0.00 00:40:01 0.23 0.00 0.23 0.00 0.00 3.65 0.00 00:41:01 0.37 0.00 0.37 0.00 0.00 5.58 0.00 00:42:01 0.27 0.00 0.27 0.00 0.00 3.46 0.00 00:43:01 0.20 0.00 0.20 0.00 0.00 2.83 0.00 00:44:01 297.84 186.29 111.55 0.00 9047.63 36147.43 0.00 00:45:01 193.87 64.03 129.84 0.00 4220.24 32931.52 0.00 Average: 52.44 26.19 26.25 0.00 1769.84 7211.23 0.00 00:35:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:36:01 152540 0 624940 33.21 2620 1101444 1104400 37.69 464100 1065148 16 00:37:01 157648 0 619824 32.94 2620 1101452 1079228 36.83 461256 1063108 8 00:38:01 155808 0 621660 33.04 2620 1101456 1079264 36.83 464840 1061504 8 00:39:01 155616 0 621852 33.05 2620 1101456 1079216 36.83 477860 1049204 8 00:40:01 154164 0 623296 33.13 2620 1101464 1079300 36.83 471172 1057408 8 00:41:01 153648 0 623808 33.15 2620 1101468 1079504 36.84 471692 1057408 20 00:42:01 154936 0 622516 33.09 2620 1101472 1079276 36.83 470524 1057456 12 00:43:01 154172 0 623276 33.13 2620 1101476 1079536 36.84 471372 1057456 8 00:44:01 210748 0 696984 37.04 2620 971192 1207192 41.20 532940 879524 44 00:45:01 208216 0 781036 41.51 1752 890540 1133908 38.70 595200 744688 96 Average: 165750 0 645919 34.33 2533 1067342 1100082 37.54 488096 1009290 23 00:35:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:36:01 eth0 92.76 76.44 346.37 31.65 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 2.23 1.75 0.44 4.11 0.00 0.00 0.00 0.00 00:37:01 eth0 1.22 0.33 0.33 0.20 0.00 0.00 0.00 0.00 00:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:38:01 eth0 1.03 0.30 0.31 0.20 0.00 0.00 0.00 0.00 00:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:39:01 eth0 0.93 0.22 0.23 0.08 0.00 0.00 0.00 0.00 00:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:01 eth0 2.55 0.67 0.81 0.46 0.00 0.00 0.00 0.00 00:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:41:01 eth0 1.95 0.93 0.86 0.57 0.00 0.00 0.00 0.00 00:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:42:01 eth0 0.73 0.08 0.07 0.04 0.00 0.00 0.00 0.00 00:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:43:01 eth0 3.43 1.05 1.26 0.76 0.00 0.00 0.00 0.00 00:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:44:01 veth302041c 0.00 0.05 0.00 0.00 0.00 0.00 0.00 0.00 00:44:01 eth0 510.95 444.65 4289.85 78.77 0.00 0.00 0.00 0.00 00:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:44:01 docker0 36.01 34.78 3.15 189.07 0.00 0.00 0.00 0.00 00:45:01 eth0 489.50 411.24 3458.91 94.58 0.00 0.00 0.00 0.00 00:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:45:01 docker0 25.42 35.92 1.61 202.39 0.00 0.00 0.00 0.00 Average: eth0 110.56 93.64 810.31 20.74 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 6.37 7.25 0.52 39.58 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) 01/20/21 _x86_64_ (4 CPU) 00:34:10 LINUX RESTART (4 CPU) 00:35:01 CPU %user %nice %system %iowait %steal %idle 00:36:01 all 2.62 0.00 1.89 0.34 0.02 95.14 00:36:01 0 2.46 0.00 2.08 0.10 0.02 95.34 00:36:01 1 3.43 0.00 1.96 0.80 0.00 93.81 00:36:01 2 2.28 0.00 1.73 0.18 0.03 95.78 00:36:01 3 2.30 0.00 1.80 0.25 0.02 95.64 00:37:01 all 0.13 0.00 0.05 0.00 0.01 99.80 00:37:01 0 0.03 0.00 0.03 0.00 0.00 99.93 00:37:01 1 0.42 0.00 0.08 0.00 0.02 99.48 00:37:01 2 0.07 0.00 0.07 0.00 0.00 99.87 00:37:01 3 0.02 0.00 0.03 0.00 0.02 99.93 00:38:01 all 0.17 0.00 0.07 0.00 0.00 99.76 00:38:01 0 0.07 0.00 0.05 0.00 0.00 99.88 00:38:01 1 0.52 0.00 0.03 0.00 0.00 99.45 00:38:01 2 0.03 0.00 0.08 0.00 0.00 99.88 00:38:01 3 0.07 0.00 0.10 0.00 0.00 99.83 00:39:01 all 0.16 0.00 0.05 0.00 0.01 99.78 00:39:01 0 0.07 0.00 0.05 0.00 0.00 99.88 00:39:01 1 0.15 0.00 0.02 0.00 0.02 99.82 00:39:01 2 0.05 0.00 0.08 0.00 0.00 99.87 00:39:01 3 0.37 0.00 0.03 0.00 0.03 99.57 00:40:01 all 0.20 0.00 0.05 0.00 0.01 99.74 00:40:01 0 0.05 0.00 0.07 0.00 0.00 99.88 00:40:01 1 0.08 0.00 0.03 0.00 0.02 99.87 00:40:01 2 0.12 0.00 0.07 0.00 0.02 99.80 00:40:01 3 0.55 0.00 0.05 0.00 0.00 99.40 00:41:01 all 0.18 0.00 0.03 0.00 0.01 99.78 00:41:01 0 0.05 0.00 0.03 0.00 0.02 99.90 00:41:01 1 0.07 0.00 0.03 0.00 0.02 99.88 00:41:01 2 0.07 0.00 0.03 0.00 0.00 99.90 00:41:01 3 0.52 0.00 0.03 0.00 0.00 99.45 00:42:01 all 0.16 0.00 0.03 0.00 0.00 99.80 00:42:01 0 0.03 0.00 0.02 0.00 0.00 99.95 00:42:01 1 0.03 0.00 0.03 0.00 0.00 99.93 00:42:01 2 0.07 0.00 0.05 0.00 0.00 99.88 00:42:01 3 0.52 0.00 0.03 0.00 0.00 99.45 00:43:01 all 0.10 0.00 0.05 0.00 0.00 99.85 00:43:01 0 0.07 0.00 0.05 0.00 0.00 99.88 00:43:01 1 0.07 0.00 0.05 0.00 0.00 99.88 00:43:01 2 0.07 0.00 0.05 0.00 0.00 99.88 00:43:01 3 0.18 0.00 0.07 0.00 0.02 99.73 00:44:01 all 10.28 0.00 7.37 2.65 0.06 79.64 00:44:01 0 9.54 0.00 7.94 3.00 0.07 79.45 00:44:01 1 9.80 0.00 6.99 1.51 0.03 81.67 00:44:01 2 11.70 0.00 7.15 3.58 0.05 77.52 00:44:01 3 10.09 0.00 7.40 2.53 0.07 79.91 00:45:01 all 11.39 0.00 8.69 2.51 0.06 77.34 00:45:01 0 9.64 0.00 8.54 2.09 0.05 79.68 00:45:01 1 10.29 0.00 8.01 2.57 0.05 79.07 00:45:01 2 10.51 0.00 8.68 2.19 0.10 78.51 00:45:01 3 15.13 0.00 9.53 3.20 0.05 72.09 Average: all 2.50 0.00 1.80 0.54 0.02 95.14 Average: 0 2.16 0.00 1.85 0.51 0.02 95.47 Average: 1 2.45 0.00 1.70 0.48 0.02 95.35 Average: 2 2.46 0.00 1.78 0.59 0.02 95.16 Average: 3 2.93 0.00 1.88 0.59 0.02 94.59