---> uname -a: Linux prd-centos7-docker-4c-2g-24609.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% /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 /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 ---> free -m: total used free shared buff/cache available Mem: 1837 825 141 0 870 947 Swap: 1023 3 1020 ---> 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:f2:10:a4 brd ff:ff:ff:ff:ff:ff inet 10.30.122.45/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85708sec preferred_lft 85708sec inet6 fe80::f816:3eff:fef2:10a4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:e9:f7:41:51 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:e9ff:fef7:4151/64 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) 02/02/21 _x86_64_ (4 CPU) 20:31:33 LINUX RESTART (4 CPU) 20:32:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:33:01 168.27 89.85 78.42 0.00 8859.47 38859.37 0.00 20:34:01 13.21 5.37 7.84 0.00 1142.31 615.57 0.00 20:35:01 0.35 0.00 0.35 0.00 0.00 5.94 0.00 20:36:01 0.30 0.00 0.30 0.00 0.00 3.89 0.00 20:37:01 0.18 0.00 0.18 0.00 0.00 3.03 0.00 20:38:01 0.27 0.00 0.27 0.00 0.00 3.38 0.00 20:39:02 0.28 0.00 0.28 0.00 0.00 3.21 0.00 20:40:01 0.25 0.00 0.25 0.00 0.00 2.54 0.00 20:41:01 210.44 113.14 97.29 0.00 4285.01 31402.11 0.00 20:42:01 243.90 88.76 155.14 0.00 5687.90 32291.12 0.00 20:43:01 170.32 87.69 82.63 0.00 7132.24 20792.89 0.00 Average: 73.52 35.01 38.52 0.00 2461.96 11264.52 0.00 20:32:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:33:01 108928 0 611964 32.52 2620 1158032 1320200 45.06 391480 1173440 0 20:34:01 162848 0 591108 31.42 2620 1124968 1148352 39.19 374088 1142472 20 20:35:01 165888 0 588008 31.25 2620 1125028 1132272 38.64 387568 1126772 28 20:36:01 167228 0 586720 31.18 2620 1124976 1118908 38.19 379400 1133588 16 20:37:01 167988 0 585956 31.14 2620 1124980 1106584 37.77 388604 1124500 12 20:38:01 169816 0 584124 31.04 2620 1124984 1089096 37.17 387628 1123900 8 20:39:02 171308 0 582628 30.97 2620 1124988 1074704 36.68 401788 1108488 12 20:40:01 171472 0 582460 30.96 2620 1124992 1074704 36.68 401792 1108488 8 20:41:01 256792 0 640484 34.04 2620 981648 1076916 36.75 404828 967352 54452 20:42:01 97448 0 787384 41.85 2576 994136 1286684 43.91 552308 889948 15900 20:43:01 67132 0 842196 44.76 1492 970724 1548528 52.85 704240 760716 62088 Average: 155168 0 634821 33.74 2513 1089041 1179723 40.26 433975 1059969 12049 20:32:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:33:01 eth0 230.88 158.39 1030.95 70.73 0.00 0.00 0.00 0.00 20:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:34:01 eth0 25.94 18.63 28.01 23.97 0.00 0.00 0.00 0.00 20:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:34:01 docker0 1.96 1.63 0.38 4.06 0.00 0.00 0.00 0.00 20:35:01 eth0 6.26 1.18 1.70 0.97 0.00 0.00 0.00 0.00 20:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:36:01 eth0 3.38 0.90 0.99 0.60 0.00 0.00 0.00 0.00 20:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:37:01 eth0 1.46 0.80 0.82 0.59 0.00 0.00 0.00 0.00 20:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:38:01 eth0 0.33 0.17 0.14 0.10 0.00 0.00 0.00 0.00 20:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:39:02 eth0 0.15 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:39:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:39:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:01 eth0 0.15 0.08 0.01 0.01 0.00 0.00 0.00 0.00 20:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:41:01 eth0 415.30 346.03 4071.14 30.11 0.00 0.00 0.00 0.00 20:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:42:01 eth0 394.22 334.07 3394.18 37.66 0.00 0.00 0.00 0.00 20:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:42:01 docker0 34.72 36.36 3.24 190.59 0.00 0.00 0.00 0.00 20:43:01 eth0 309.42 257.07 2410.33 93.97 0.00 0.00 0.00 0.00 20:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:43:01 docker0 27.12 33.13 1.46 201.84 0.00 0.00 0.00 0.00 Average: eth0 126.37 101.81 997.45 23.51 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 5.83 6.50 0.46 36.23 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) 02/02/21 _x86_64_ (4 CPU) 20:31:33 LINUX RESTART (4 CPU) 20:32:02 CPU %user %nice %system %iowait %steal %idle 20:33:01 all 14.94 0.00 9.37 6.63 20.25 48.82 20:33:01 0 15.65 0.00 8.87 6.75 21.19 47.54 20:33:01 1 12.44 0.00 7.58 6.90 21.47 51.61 20:33:01 2 15.30 0.00 7.83 8.95 20.30 47.62 20:33:01 3 16.51 0.00 13.46 3.73 17.89 48.41 20:34:01 all 1.31 0.00 1.26 0.17 2.20 95.06 20:34:01 0 1.46 0.00 0.96 0.28 2.08 95.21 20:34:01 1 1.11 0.00 1.18 0.13 2.47 95.11 20:34:01 2 1.61 0.00 1.67 0.12 1.94 94.66 20:34:01 3 1.06 0.00 1.21 0.13 2.33 95.26 20:35:01 all 0.15 0.00 0.07 0.00 0.42 99.36 20:35:01 0 0.12 0.00 0.07 0.00 0.27 99.55 20:35:01 1 0.10 0.00 0.12 0.00 0.56 99.22 20:35:01 2 0.03 0.00 0.03 0.00 0.56 99.37 20:35:01 3 0.35 0.00 0.07 0.00 0.30 99.28 20:36:01 all 0.14 0.00 0.20 0.00 0.66 99.00 20:36:01 0 0.05 0.00 0.23 0.00 0.53 99.19 20:36:01 1 0.12 0.00 0.28 0.00 0.68 98.92 20:36:01 2 0.05 0.00 0.13 0.00 0.63 99.19 20:36:01 3 0.35 0.00 0.13 0.00 0.81 98.71 20:37:01 all 0.12 0.00 0.05 0.00 0.28 99.54 20:37:01 0 0.02 0.00 0.03 0.00 0.13 99.82 20:37:01 1 0.33 0.00 0.08 0.00 0.23 99.35 20:37:01 2 0.05 0.00 0.03 0.00 0.25 99.67 20:37:01 3 0.10 0.00 0.07 0.00 0.52 99.32 20:38:01 all 0.12 0.00 0.15 0.00 0.56 99.17 20:38:01 0 0.22 0.00 0.08 0.00 0.50 99.20 20:38:01 1 0.17 0.00 0.27 0.00 0.45 99.12 20:38:01 2 0.05 0.00 0.15 0.00 0.78 99.02 20:38:01 3 0.03 0.00 0.10 0.00 0.53 99.33 20:39:02 all 0.10 0.00 0.06 0.00 0.25 99.60 20:39:02 0 0.28 0.00 0.07 0.00 0.25 99.40 20:39:02 1 0.02 0.00 0.03 0.00 0.13 99.82 20:39:02 2 0.03 0.00 0.12 0.00 0.12 99.73 20:39:02 3 0.05 0.00 0.03 0.00 0.48 99.44 20:40:01 all 0.09 0.00 0.05 0.00 0.31 99.54 20:40:01 0 0.25 0.00 0.07 0.00 0.19 99.49 20:40:01 1 0.05 0.00 0.05 0.00 0.25 99.65 20:40:01 2 0.02 0.00 0.02 0.00 0.15 99.81 20:40:01 3 0.05 0.00 0.08 0.00 0.64 99.22 20:41:01 all 4.50 0.00 4.29 0.50 15.28 75.44 20:41:01 0 4.63 0.00 4.38 0.42 16.11 74.46 20:41:01 1 4.75 0.00 4.90 0.72 15.08 74.54 20:41:01 2 4.05 0.00 3.88 0.32 15.21 76.54 20:41:01 3 4.58 0.00 3.99 0.52 14.71 76.21 20:42:01 all 7.72 0.00 7.29 2.65 19.00 63.34 20:42:01 0 9.21 0.00 9.57 4.32 20.36 56.53 20:42:01 1 7.84 0.00 6.20 1.73 19.11 65.12 20:42:01 2 7.00 0.00 6.34 2.60 18.16 65.89 20:42:01 3 6.85 0.00 7.15 2.00 18.40 65.60 20:43:01 all 7.12 0.00 6.00 3.17 13.99 69.72 20:43:01 0 5.26 0.00 6.15 1.13 14.65 72.81 20:43:01 1 11.27 0.00 5.80 6.78 13.68 62.46 20:43:01 2 6.32 0.00 6.77 2.56 13.71 70.63 20:43:01 3 5.62 0.00 5.27 2.18 13.93 73.00 Average: CPU %user %nice %system %iowait %steal %idle Average: all 3.30 0.00 2.62 1.19 6.65 86.24 Average: 0 3.36 0.00 2.75 1.16 6.88 85.85 Average: 1 3.51 0.00 2.43 1.50 6.80 85.76 Average: 2 3.16 0.00 2.47 1.33 6.56 86.48 Average: 3 3.18 0.00 2.82 0.77 6.36 86.87