---> uname -a: Linux prd-centos7-docker-4c-2g-13216.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 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% /run/cloud-init/result.json /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/gexfoundry_device-mqtt-go_PR-188 /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/gexfoundry_device-mqtt-go_PR-188@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 /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/auth.log ---> free -m: total used free shared buff/cache available Mem: 1837 670 119 0 1047 1064 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:07:bb:48 brd ff:ff:ff:ff:ff:ff inet 10.30.122.227/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85818sec preferred_lft 85818sec inet6 fe80::f816:3eff:fe07:bb48/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:c1:43:bf:83 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:c1ff:fe43:bf83/64 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) 11/23/20 _x86_64_ (4 CPU) 06:25:00 LINUX RESTART (4 CPU) 06:26:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:27:01 21.82 5.46 16.36 0.00 1572.30 1990.60 0.00 06:28:01 0.38 0.00 0.38 0.00 0.00 5.81 0.00 06:29:01 0.20 0.00 0.20 0.00 0.00 2.30 0.00 06:30:02 0.28 0.00 0.28 0.00 0.00 3.65 0.00 06:31:01 0.24 0.00 0.24 0.00 0.00 2.74 0.00 06:32:01 0.43 0.02 0.42 0.00 0.13 6.41 0.00 06:33:01 0.30 0.00 0.30 0.00 0.00 4.46 0.00 06:34:01 0.23 0.00 0.23 0.00 0.00 3.86 0.00 Average: 2.99 0.69 2.31 0.00 197.04 253.09 0.00 06:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:27:01 172764 0 567776 30.18 2620 1138396 1108332 37.83 407404 1140852 16 06:28:01 179036 0 561492 29.84 2620 1138408 1070672 36.54 406068 1137316 12 06:29:01 178140 0 562384 29.89 2620 1138412 1070856 36.55 407300 1137312 16 06:30:02 175812 0 564708 30.01 2620 1138416 1070880 36.55 412172 1134436 8 06:31:01 176996 0 563520 29.95 2620 1138420 1070736 36.54 424900 1120904 8 06:32:01 177432 0 563076 29.93 2620 1138428 1070676 36.54 424484 1120904 12 06:33:01 176688 0 563816 29.97 2620 1138432 1070820 36.55 419088 1127328 8 06:34:01 177492 0 562948 29.92 2620 1138496 1070676 36.54 418356 1127344 28 Average: 176795 0 563715 29.96 2620 1138426 1075456 36.70 414972 1130800 14 06:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:27:01 eth0 69.87 55.83 337.22 29.02 0.00 0.00 0.00 0.00 06:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:27:01 docker0 1.93 1.66 0.39 3.93 0.00 0.00 0.00 0.00 06:28:01 eth0 0.73 0.08 0.06 0.01 0.00 0.00 0.00 0.00 06:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:29:01 eth0 4.13 1.91 3.11 0.30 0.00 0.00 0.00 0.00 06:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:30:02 eth0 0.40 0.32 0.26 0.20 0.00 0.00 0.00 0.00 06:30:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:31:01 eth0 0.34 0.29 0.15 0.08 0.00 0.00 0.00 0.00 06:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:32:01 eth0 0.10 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:33:01 eth0 0.88 0.40 0.31 0.21 0.00 0.00 0.00 0.00 06:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:34:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 06:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 9.59 7.38 42.75 3.74 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 0.24 0.21 0.05 0.49 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) 11/23/20 _x86_64_ (4 CPU) 06:25:00 LINUX RESTART (4 CPU) 06:26:01 CPU %user %nice %system %iowait %steal %idle 06:27:01 all 2.28 0.00 1.62 0.59 0.02 95.49 06:27:01 0 2.43 0.00 1.68 0.10 0.02 95.78 06:27:01 1 2.23 0.00 1.73 1.01 0.02 95.03 06:27:01 2 2.06 0.00 1.67 0.45 0.03 95.79 06:27:01 3 2.41 0.00 1.42 0.79 0.02 95.36 06:28:01 all 0.16 0.00 0.04 0.00 0.00 99.80 06:28:01 0 0.48 0.00 0.03 0.00 0.00 99.48 06:28:01 1 0.05 0.00 0.03 0.00 0.00 99.92 06:28:01 2 0.03 0.00 0.07 0.00 0.00 99.90 06:28:01 3 0.07 0.00 0.03 0.00 0.00 99.90 06:29:01 all 0.19 0.00 0.05 0.00 0.00 99.75 06:29:01 0 0.48 0.00 0.07 0.00 0.00 99.45 06:29:01 1 0.10 0.00 0.05 0.00 0.00 99.85 06:29:01 2 0.12 0.00 0.05 0.00 0.00 99.83 06:29:01 3 0.07 0.00 0.05 0.00 0.00 99.88 06:30:02 all 0.05 0.00 0.05 0.00 0.01 99.89 06:30:02 0 0.07 0.00 0.03 0.00 0.00 99.90 06:30:02 1 0.05 0.00 0.05 0.00 0.02 99.88 06:30:02 2 0.03 0.00 0.10 0.00 0.00 99.87 06:30:02 3 0.03 0.00 0.03 0.00 0.02 99.92 06:31:01 all 0.16 0.00 0.08 0.00 0.00 99.75 06:31:01 0 0.42 0.00 0.03 0.00 0.02 99.53 06:31:01 1 0.08 0.00 0.05 0.00 0.00 99.86 06:31:01 2 0.08 0.00 0.20 0.00 0.00 99.71 06:31:01 3 0.05 0.00 0.05 0.00 0.00 99.90 06:32:01 all 0.15 0.00 0.03 0.00 0.00 99.81 06:32:01 0 0.48 0.00 0.03 0.00 0.00 99.48 06:32:01 1 0.02 0.00 0.02 0.00 0.00 99.97 06:32:01 2 0.03 0.00 0.03 0.00 0.02 99.92 06:32:01 3 0.05 0.00 0.05 0.02 0.00 99.88 06:33:01 all 0.17 0.00 0.03 0.00 0.00 99.79 06:33:01 0 0.53 0.00 0.03 0.00 0.00 99.43 06:33:01 1 0.08 0.00 0.05 0.00 0.02 99.85 06:33:01 2 0.05 0.00 0.03 0.00 0.00 99.92 06:33:01 3 0.02 0.00 0.02 0.00 0.00 99.97 06:34:01 all 0.15 0.00 0.03 0.00 0.00 99.81 06:34:01 0 0.52 0.00 0.02 0.00 0.00 99.47 06:34:01 1 0.05 0.00 0.07 0.00 0.00 99.88 06:34:01 2 0.03 0.00 0.02 0.00 0.00 99.95 06:34:01 3 0.02 0.00 0.03 0.00 0.00 99.95 Average: all 0.41 0.00 0.24 0.07 0.01 99.26 Average: 0 0.68 0.00 0.24 0.01 0.00 99.07 Average: 1 0.33 0.00 0.25 0.13 0.01 99.28 Average: 2 0.30 0.00 0.27 0.06 0.01 99.36 Average: 3 0.34 0.00 0.21 0.10 0.00 99.35