---> uname -a: Linux prd-centos7-docker-4c-2g-9378.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: 2933.438 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 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 41.5G 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 41.5G 17% /facter-os /dev/vda1 50.0G 8.5G 41.5G 17% /etc/resolv.conf /dev/vda1 50.0G 8.5G 41.5G 17% /etc/hostname /dev/vda1 50.0G 8.5G 41.5G 17% /etc/hosts /dev/vda1 50.0G 8.5G 41.5G 17% /var/log/auth.log /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/gexfoundry_device-mqtt-go_master /dev/vda1 50.0G 8.5G 41.5G 17% /run/cloud-init/result.json /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/gexfoundry_device-mqtt-go_master@tmp /dev/vda1 50.0G 8.5G 41.5G 17% /var/log/sa-host /dev/vda1 50.0G 8.5G 41.5G 17% /var/log/secure ---> free -m: total used free shared buff/cache available Mem: 1837 792 137 0 907 980 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:7b:00:a7 brd ff:ff:ff:ff:ff:ff inet 10.30.122.142/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85788sec preferred_lft 85788sec inet6 fe80::f816:3eff:fe7b:a7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:92:c0:66:e9 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::42:92ff:fec0:66e9/64 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) 10/28/20 _x86_64_ (4 CPU) 03:01:46 LINUX RESTART (4 CPU) 03:03:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:04:02 3.50 0.00 3.50 0.00 0.00 116.50 0.00 03:05:01 0.34 0.00 0.34 0.00 0.00 4.94 0.00 03:06:01 0.18 0.00 0.18 0.00 0.00 2.03 0.00 03:07:01 0.32 0.00 0.32 0.00 0.00 3.90 0.00 03:08:01 0.32 0.00 0.32 0.00 0.00 4.23 0.00 03:09:01 0.28 0.02 0.27 0.00 0.13 3.78 0.00 03:10:01 138.58 74.62 63.96 0.00 3462.45 28820.82 0.00 03:11:01 176.20 65.71 110.49 0.00 4689.97 26411.19 0.00 03:12:01 220.09 107.05 113.04 0.00 7848.35 27111.29 0.00 Average: 60.14 27.56 32.58 0.00 1782.68 9187.75 0.00 03:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:04:02 180568 0 556708 29.59 2620 1141660 1118404 38.17 408432 1133404 20 03:05:01 180496 0 556772 29.59 2620 1141668 1107808 37.81 409604 1132480 8 03:06:01 181376 0 555888 29.54 2620 1141672 1099588 37.53 409144 1131980 8 03:07:01 180904 0 556360 29.57 2620 1141672 1095476 37.39 414424 1127628 12 03:08:01 180740 0 556516 29.58 2620 1141680 1090360 37.21 414992 1127192 20 03:09:01 180856 0 556392 29.57 2620 1141688 1090384 37.21 415020 1127192 8 03:10:01 140776 0 627780 33.36 2620 1110380 1296708 44.25 444300 1102116 44804 03:11:01 70976 0 765164 40.67 2232 1043184 1516920 51.77 668020 890752 51424 03:12:01 75520 0 816452 43.39 1496 988088 1516392 51.75 720072 784092 50372 Average: 152468 0 616448 32.76 2452 1110188 1214671 41.45 478223 1061871 16297 03:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:04:02 eth0 7.04 2.53 4.10 0.68 0.00 0.00 0.00 0.00 03:04:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:04:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:01 eth0 3.59 0.42 0.61 0.24 0.00 0.00 0.00 0.00 03:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 eth0 4.80 1.10 1.34 0.79 0.00 0.00 0.00 0.00 03:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 eth0 5.26 1.13 1.50 0.85 0.00 0.00 0.00 0.00 03:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 eth0 4.23 1.22 1.41 0.82 0.00 0.00 0.00 0.00 03:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 eth0 2.91 0.80 0.76 0.45 0.00 0.00 0.00 0.00 03:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 eth0 430.33 378.61 3782.06 30.38 0.00 0.00 0.00 0.00 03:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 eth0 480.91 423.47 3604.19 71.12 0.00 0.00 0.00 0.00 03:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 docker0 38.88 38.67 4.32 189.92 0.00 0.00 0.00 0.00 03:12:01 eth0 294.81 235.95 2424.25 86.92 0.00 0.00 0.00 0.00 03:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 docker0 29.78 34.22 1.72 200.98 0.00 0.00 0.00 0.00 Average: eth0 137.44 116.43 1093.88 21.42 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 7.65 8.12 0.67 43.56 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) 10/28/20 _x86_64_ (4 CPU) 03:01:46 LINUX RESTART (4 CPU) 03:03:01 CPU %user %nice %system %iowait %steal %idle 03:04:02 all 0.26 0.00 0.08 0.00 0.01 99.65 03:04:02 0 0.58 0.00 0.08 0.00 0.02 99.32 03:04:02 1 0.22 0.00 0.12 0.00 0.02 99.65 03:04:02 2 0.10 0.00 0.07 0.00 0.00 99.83 03:04:02 3 0.13 0.00 0.07 0.00 0.00 99.80 03:05:01 all 0.21 0.00 0.04 0.00 0.00 99.75 03:05:01 0 0.53 0.00 0.03 0.00 0.00 99.44 03:05:01 1 0.17 0.00 0.03 0.00 0.00 99.80 03:05:01 2 0.07 0.00 0.05 0.00 0.00 99.88 03:05:01 3 0.08 0.00 0.05 0.00 0.00 99.86 03:06:01 all 0.17 0.00 0.05 0.00 0.01 99.77 03:06:01 0 0.47 0.00 0.05 0.00 0.00 99.48 03:06:01 1 0.05 0.00 0.03 0.00 0.02 99.90 03:06:01 2 0.08 0.00 0.03 0.00 0.02 99.87 03:06:01 3 0.07 0.00 0.07 0.00 0.02 99.85 03:07:01 all 0.20 0.00 0.05 0.00 0.00 99.74 03:07:01 0 0.53 0.00 0.02 0.00 0.00 99.45 03:07:01 1 0.10 0.00 0.05 0.00 0.00 99.85 03:07:01 2 0.10 0.00 0.07 0.00 0.00 99.83 03:07:01 3 0.08 0.00 0.08 0.00 0.00 99.83 03:08:01 all 0.20 0.00 0.11 0.00 0.00 99.69 03:08:01 0 0.57 0.00 0.03 0.00 0.00 99.40 03:08:01 1 0.13 0.00 0.08 0.00 0.00 99.78 03:08:01 2 0.05 0.00 0.02 0.00 0.00 99.93 03:08:01 3 0.07 0.00 0.30 0.00 0.00 99.63 03:09:01 all 0.18 0.00 0.04 0.00 0.01 99.78 03:09:01 0 0.57 0.00 0.03 0.00 0.02 99.38 03:09:01 1 0.05 0.00 0.07 0.00 0.02 99.87 03:09:01 2 0.05 0.00 0.02 0.00 0.00 99.93 03:09:01 3 0.05 0.00 0.03 0.00 0.00 99.92 03:10:01 all 6.27 0.00 4.33 0.60 0.03 88.77 03:10:01 0 5.75 0.00 4.82 0.19 0.03 89.21 03:10:01 1 6.24 0.00 4.58 1.56 0.02 87.60 03:10:01 2 6.65 0.00 3.46 0.05 0.03 89.81 03:10:01 3 6.42 0.00 4.46 0.61 0.05 88.46 03:11:01 all 10.40 0.00 8.34 2.28 0.07 78.91 03:11:01 0 10.02 0.00 8.75 1.51 0.07 79.66 03:11:01 1 10.60 0.00 7.86 3.64 0.09 77.81 03:11:01 2 10.10 0.00 7.86 2.69 0.07 79.29 03:11:01 3 10.86 0.00 8.92 1.28 0.07 78.87 03:12:01 all 10.46 0.00 7.89 3.41 0.05 78.19 03:12:01 0 9.31 0.00 7.25 2.32 0.05 81.08 03:12:01 1 10.67 0.00 8.76 1.12 0.05 79.39 03:12:01 2 9.95 0.00 7.40 4.65 0.05 77.95 03:12:01 3 11.92 0.00 8.17 5.56 0.05 74.30 Average: all 3.11 0.00 2.30 0.69 0.02 93.88 Average: 0 3.11 0.00 2.31 0.44 0.02 94.12 Average: 1 3.10 0.00 2.37 0.69 0.02 93.81 Average: 2 2.98 0.00 2.08 0.81 0.02 94.10 Average: 3 3.25 0.00 2.43 0.81 0.02 93.49