---> uname -a: Linux prd-centos7-docker-4c-2g-6318.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: 2933.436 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/exfoundry_go-mod-messaging_PR-71 /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/exfoundry_go-mod-messaging_PR-71@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 653 110 0 1073 1080 Swap: 1023 0 1023 ---> 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:87:03:dd brd ff:ff:ff:ff:ff:ff inet 10.30.122.152/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86060sec preferred_lft 86060sec inet6 fe80::f816:3eff:fe87:3dd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:42:b1:58:44 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::42:42ff:feb1:5844/64 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) 10/19/20 _x86_64_ (4 CPU) 18:14:40 LINUX RESTART (4 CPU) 18:16:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:17:01 2.81 0.00 2.81 0.00 0.00 102.74 0.00 18:18:01 0.40 0.00 0.40 0.00 0.00 5.85 0.00 18:19:01 0.28 0.00 0.28 0.00 0.00 4.20 0.00 18:20:01 0.23 0.00 0.23 0.00 0.00 2.83 0.00 Average: 0.92 0.00 0.92 0.00 0.00 28.60 0.00 18:16:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:17:01 180592 0 548500 29.15 2620 1149844 1079984 36.86 398124 1143476 12 18:18:01 180624 0 548460 29.15 2620 1149852 1080044 36.86 398704 1143384 20 18:19:01 179832 0 549248 29.19 2620 1149856 1080212 36.87 399564 1143380 8 18:20:01 179876 0 549204 29.19 2620 1149856 1079984 36.86 407012 1135912 12 Average: 180231 0 548853 29.17 2620 1149852 1080056 36.86 400851 1141538 13 18:16:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:17:01 eth0 0.78 0.08 0.07 0.01 0.00 0.00 0.00 0.00 18:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:18:01 eth0 1.58 0.45 1.48 0.03 0.00 0.00 0.00 0.00 18:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:19:01 eth0 1.22 0.48 0.57 0.36 0.00 0.00 0.00 0.00 18:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:01 eth0 0.10 0.08 0.01 0.04 0.00 0.00 0.00 0.00 18:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 0.92 0.28 0.53 0.11 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 0.00 0.00 0.00 0.00 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) 10/19/20 _x86_64_ (4 CPU) 18:14:40 LINUX RESTART (4 CPU) 18:16:02 CPU %user %nice %system %iowait %steal %idle 18:17:01 all 0.17 0.00 0.07 0.00 0.01 99.75 18:17:01 0 0.39 0.00 0.07 0.00 0.02 99.53 18:17:01 1 0.03 0.00 0.05 0.00 0.00 99.92 18:17:01 2 0.08 0.00 0.07 0.00 0.02 99.83 18:17:01 3 0.15 0.00 0.08 0.00 0.02 99.75 18:18:01 all 0.17 0.00 0.03 0.00 0.00 99.80 18:18:01 0 0.08 0.00 0.05 0.00 0.00 99.87 18:18:01 1 0.07 0.00 0.02 0.00 0.00 99.92 18:18:01 2 0.50 0.00 0.03 0.00 0.00 99.47 18:18:01 3 0.03 0.00 0.02 0.00 0.00 99.95 18:19:01 all 0.17 0.00 0.02 0.00 0.00 99.80 18:19:01 0 0.02 0.00 0.02 0.00 0.02 99.95 18:19:01 1 0.05 0.00 0.05 0.00 0.00 99.90 18:19:01 2 0.57 0.00 0.02 0.00 0.00 99.42 18:19:01 3 0.03 0.00 0.02 0.00 0.00 99.95 18:20:01 all 0.09 0.00 0.07 0.00 0.00 99.84 18:20:01 0 0.02 0.00 0.02 0.00 0.00 99.97 18:20:01 1 0.05 0.00 0.05 0.00 0.00 99.90 18:20:01 2 0.27 0.00 0.17 0.00 0.00 99.57 18:20:01 3 0.03 0.00 0.03 0.00 0.00 99.93 Average: all 0.15 0.00 0.05 0.00 0.00 99.80 Average: 0 0.13 0.00 0.04 0.00 0.01 99.83 Average: 1 0.05 0.00 0.04 0.00 0.00 99.91 Average: 2 0.36 0.00 0.07 0.00 0.00 99.57 Average: 3 0.06 0.00 0.04 0.00 0.00 99.90