---> uname -a: Linux prd-centos7-docker-4c-2g-12257.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: 2933.442 BogoMIPS: 5866.88 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% /var/log/auth.log /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/gexfoundry_device-mqtt-go_PR-179 /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/gexfoundry_device-mqtt-go_PR-179@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 ---> free -m: total used free shared buff/cache available Mem: 1837 677 121 0 1037 1056 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:9b:c9:93 brd ff:ff:ff:ff:ff:ff inet 10.30.123.169/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85970sec preferred_lft 85970sec inet6 fe80::f816:3eff:fe9b:c993/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:2e:a9:ca:e3 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::42:2eff:fea9:cae3/64 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) 11/16/20 _x86_64_ (4 CPU) 16:19:58 LINUX RESTART (4 CPU) 16:21:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:22:01 20.64 4.68 15.96 0.00 1100.72 2137.74 0.00 16:23:01 0.42 0.00 0.42 0.00 0.00 6.51 0.00 16:24:01 0.30 0.00 0.30 0.00 0.00 4.05 0.00 16:25:01 0.22 0.00 0.22 0.00 0.00 3.10 0.00 16:26:02 0.27 0.00 0.27 0.00 0.00 3.35 0.00 16:27:01 2.37 1.61 0.76 0.00 215.85 9.35 0.00 Average: 4.04 1.05 2.99 0.00 219.48 361.76 0.00 16:21:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:22:01 155832 0 580544 30.85 2620 1142560 1123568 38.35 462056 1103276 24 16:23:01 160416 0 575952 30.61 2620 1142568 1094936 37.37 460380 1101464 20 16:24:01 160220 0 576140 30.62 2620 1142576 1090828 37.23 460964 1101440 20 16:25:01 158592 0 577768 30.71 2620 1142576 1091064 37.24 466900 1097272 16 16:26:02 158716 0 577636 30.70 2620 1142584 1090992 37.23 466712 1097204 16 16:27:01 152076 0 577892 30.71 2620 1148968 1092436 37.28 467188 1103448 8 Average: 157642 0 577655 30.70 2620 1143639 1097304 37.45 464033 1100684 17 16:21:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:22:01 eth0 36.96 29.43 32.04 32.71 0.00 0.00 0.00 0.00 16:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:22:01 docker0 2.06 1.78 0.39 3.88 0.00 0.00 0.00 0.00 16:23:01 eth0 2.73 0.65 0.85 0.37 0.00 0.00 0.00 0.00 16:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:24:01 eth0 3.46 0.63 0.76 0.40 0.00 0.00 0.00 0.00 16:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:25:01 eth0 4.38 1.05 1.34 0.82 0.00 0.00 0.00 0.00 16:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:26:02 eth0 4.68 1.38 1.68 1.05 0.00 0.00 0.00 0.00 16:26:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:26:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:27:01 eth0 3.73 1.49 2.00 0.79 0.00 0.00 0.00 0.00 16:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 9.34 5.79 6.46 6.04 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 0.35 0.30 0.06 0.65 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) 11/16/20 _x86_64_ (4 CPU) 16:19:58 LINUX RESTART (4 CPU) 16:21:01 CPU %user %nice %system %iowait %steal %idle 16:22:01 all 1.47 0.00 1.08 0.47 0.01 96.96 16:22:01 0 1.25 0.00 1.00 1.40 0.02 96.33 16:22:01 1 1.52 0.00 1.19 0.13 0.02 97.14 16:22:01 2 1.36 0.00 1.00 0.33 0.00 97.30 16:22:01 3 1.76 0.00 1.14 0.02 0.02 97.07 16:23:01 all 0.19 0.00 0.05 0.00 0.01 99.76 16:23:01 0 0.08 0.00 0.05 0.00 0.00 99.87 16:23:01 1 0.05 0.00 0.05 0.00 0.00 99.90 16:23:01 2 0.03 0.00 0.03 0.00 0.02 99.92 16:23:01 3 0.58 0.00 0.05 0.00 0.02 99.35 16:24:01 all 0.16 0.00 0.03 0.00 0.00 99.82 16:24:01 0 0.05 0.00 0.03 0.00 0.00 99.92 16:24:01 1 0.03 0.00 0.02 0.00 0.00 99.95 16:24:01 2 0.07 0.00 0.03 0.00 0.00 99.90 16:24:01 3 0.48 0.00 0.02 0.00 0.00 99.50 16:25:01 all 0.18 0.00 0.05 0.00 0.00 99.77 16:25:01 0 0.02 0.00 0.02 0.00 0.00 99.97 16:25:01 1 0.05 0.00 0.07 0.00 0.00 99.88 16:25:01 2 0.07 0.00 0.08 0.00 0.00 99.85 16:25:01 3 0.58 0.00 0.03 0.00 0.00 99.38 16:26:02 all 0.19 0.00 0.05 0.00 0.00 99.76 16:26:02 0 0.05 0.00 0.05 0.00 0.00 99.90 16:26:02 1 0.57 0.00 0.05 0.00 0.00 99.38 16:26:02 2 0.08 0.00 0.07 0.00 0.00 99.85 16:26:02 3 0.07 0.00 0.03 0.00 0.00 99.90 16:27:01 all 0.25 0.00 0.08 0.02 0.00 99.65 16:27:01 0 0.15 0.00 0.10 0.00 0.02 99.73 16:27:01 1 0.58 0.00 0.03 0.00 0.00 99.39 16:27:01 2 0.05 0.00 0.05 0.00 0.00 99.90 16:27:01 3 0.22 0.00 0.12 0.07 0.00 99.59 Average: all 0.41 0.00 0.22 0.08 0.00 99.29 Average: 0 0.27 0.00 0.21 0.23 0.01 99.28 Average: 1 0.47 0.00 0.23 0.02 0.00 99.28 Average: 2 0.28 0.00 0.21 0.06 0.00 99.45 Average: 3 0.62 0.00 0.23 0.01 0.01 99.13