---> uname -a: Linux 925bee7913b7 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 7.0G 43.0G 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 7.0G 43.0G 14% /etc/resolv.conf /dev/vda1 50.0G 7.0G 43.0G 14% /etc/hostname /dev/vda1 50.0G 7.0G 43.0G 14% /etc/hosts /dev/vda1 50.0G 7.0G 43.0G 14% /var/log/sa-host /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/dgexfoundry_device-rest-go_PR-40 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/dgexfoundry_device-rest-go_PR-40@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 658 119 0 1059 1071 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 6: eth0@if7: mtu 1458 qdisc noqueue state UP link/ether 02:42:0a:fa:00:01 brd ff:ff:ff:ff:ff:ff inet 10.250.0.1/24 brd 10.250.0.255 scope global eth0 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) 09/17/20 _x86_64_ (4 CPU) 08:40:57 LINUX RESTART (4 CPU) 08:42:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:43:01 26.66 9.64 17.02 0.00 4272.13 2517.86 0.00 08:44:01 0.38 0.00 0.38 0.00 0.00 7.26 0.00 08:45:01 0.33 0.00 0.33 0.00 0.00 4.71 0.00 08:46:01 0.23 0.00 0.23 0.00 0.00 3.05 0.00 08:47:01 0.30 0.00 0.30 0.00 0.00 4.56 0.00 08:48:02 0.30 0.02 0.28 0.00 0.13 3.80 0.00 08:49:01 0.29 0.00 0.29 0.00 0.00 2.90 0.00 Average: 4.08 1.38 2.70 0.00 612.00 364.43 0.00 08:42:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:43:01 170164 0 537576 28.57 2620 1171196 1151444 39.30 420144 1130256 24 08:44:01 179472 0 528264 28.08 2620 1171200 1075588 36.71 414668 1127644 16 08:45:01 178284 0 529444 28.14 2620 1171208 1075952 36.72 416336 1127648 8 08:46:01 177264 0 530464 28.19 2620 1171208 1075652 36.71 424212 1120392 16 08:47:01 176808 0 530916 28.22 2620 1171212 1075888 36.72 425440 1120372 16 08:48:02 174748 0 532964 28.33 2620 1171224 1075948 36.72 442732 1105372 16 08:49:01 175256 0 532456 28.30 2620 1171224 1075916 36.72 435788 1111884 20 Average: 175999 0 531726 28.26 2620 1171210 1086627 37.08 425617 1120510 17 08:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:43:01 eth0 134.56 125.76 477.78 172.36 0.00 0.00 0.00 0.00 08:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:43:01 docker0 54.10 37.88 4.06 132.34 0.00 0.00 0.00 0.00 08:44:01 eth0 0.60 0.08 0.06 0.04 0.00 0.00 0.00 0.00 08:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:45:01 eth0 0.53 0.23 0.27 0.19 0.00 0.00 0.00 0.00 08:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:46:01 eth0 1.55 0.08 0.14 0.01 0.00 0.00 0.00 0.00 08:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:47:01 eth0 2.53 0.88 0.98 0.65 0.00 0.00 0.00 0.00 08:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:48:02 eth0 1.90 0.65 0.69 0.40 0.00 0.00 0.00 0.00 08:48:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:48:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:49:01 eth0 1.24 0.25 0.35 0.21 0.00 0.00 0.00 0.00 08:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 20.47 18.33 68.80 24.90 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 7.75 5.43 0.58 18.96 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) 09/17/20 _x86_64_ (4 CPU) 08:40:57 LINUX RESTART (4 CPU) 08:42:01 CPU %user %nice %system %iowait %steal %idle 08:43:01 all 3.10 0.00 1.59 0.42 3.36 91.53 08:43:01 0 2.25 0.00 1.68 0.22 3.98 91.87 08:43:01 1 3.22 0.00 1.67 1.15 3.21 90.75 08:43:01 2 3.10 0.00 1.63 0.19 3.07 92.01 08:43:01 3 3.83 0.00 1.39 0.12 3.16 91.50 08:44:01 all 0.11 0.00 0.09 0.00 0.52 99.28 08:44:01 0 0.02 0.00 0.08 0.00 0.50 99.40 08:44:01 1 0.13 0.00 0.10 0.00 0.37 99.40 08:44:01 2 0.23 0.00 0.10 0.00 0.58 99.09 08:44:01 3 0.05 0.00 0.08 0.00 0.65 99.22 08:45:01 all 0.15 0.00 0.02 0.00 0.12 99.72 08:45:01 0 0.05 0.00 0.02 0.00 0.05 99.88 08:45:01 1 0.03 0.00 0.02 0.00 0.08 99.87 08:45:01 2 0.03 0.00 0.02 0.00 0.05 99.90 08:45:01 3 0.47 0.00 0.02 0.00 0.30 99.22 08:46:01 all 0.09 0.00 0.05 0.00 0.18 99.68 08:46:01 0 0.00 0.00 0.02 0.00 0.17 99.82 08:46:01 1 0.07 0.00 0.07 0.00 0.27 99.60 08:46:01 2 0.05 0.00 0.03 0.00 0.13 99.78 08:46:01 3 0.23 0.00 0.08 0.00 0.15 99.53 08:47:01 all 0.10 0.00 0.08 0.00 0.10 99.73 08:47:01 0 0.05 0.00 0.03 0.00 0.08 99.83 08:47:01 1 0.07 0.00 0.07 0.00 0.12 99.75 08:47:01 2 0.12 0.00 0.03 0.00 0.13 99.72 08:47:01 3 0.15 0.00 0.18 0.00 0.05 99.62 08:48:02 all 0.11 0.00 0.05 0.00 0.20 99.63 08:48:02 0 0.02 0.00 0.02 0.00 0.18 99.78 08:48:02 1 0.15 0.00 0.03 0.00 0.43 99.39 08:48:02 2 0.05 0.00 0.05 0.00 0.12 99.78 08:48:02 3 0.23 0.00 0.12 0.00 0.07 99.58 08:49:01 all 0.12 0.00 0.03 0.00 0.35 99.51 08:49:01 0 0.03 0.00 0.03 0.00 0.52 99.41 08:49:01 1 0.37 0.00 0.02 0.00 0.37 99.24 08:49:01 2 0.05 0.00 0.03 0.00 0.37 99.54 08:49:01 3 0.03 0.00 0.02 0.00 0.12 99.83 Average: all 0.54 0.00 0.27 0.06 0.69 98.44 Average: 0 0.35 0.00 0.27 0.03 0.78 98.57 Average: 1 0.58 0.00 0.28 0.16 0.69 98.29 Average: 2 0.52 0.00 0.27 0.03 0.63 98.56 Average: 3 0.71 0.00 0.27 0.02 0.64 98.36