---> uname -a: Linux f8880bb8d699 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 7.0G 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-sdk-go_PR-586 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-586@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 645 140 0 1051 1085 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 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) 09/22/20 _x86_64_ (4 CPU) 18:44:36 LINUX RESTART (4 CPU) 18:45:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:46:01 162.36 71.89 90.46 0.00 8811.62 40318.39 0.00 18:47:01 3.23 0.00 3.23 0.00 0.00 101.30 0.00 18:48:01 0.37 0.00 0.37 0.00 0.00 5.69 0.00 18:49:01 0.28 0.00 0.28 0.00 0.00 4.08 0.00 18:50:01 0.25 0.00 0.25 0.00 0.00 3.11 0.00 18:51:02 0.32 0.00 0.32 0.00 0.00 5.46 0.00 18:52:01 0.30 0.02 0.29 0.00 0.14 2.76 0.00 18:53:01 0.20 0.00 0.20 0.00 0.00 1.78 0.00 Average: 20.97 9.01 11.96 0.00 1104.39 5068.70 0.00 18:45:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:46:01 169324 0 564296 29.99 2620 1145316 1129160 38.54 391700 1160888 120 18:47:01 173280 0 560336 29.78 2620 1145320 1099716 37.53 390528 1158428 20 18:48:01 174492 0 559120 29.72 2620 1145324 1093548 37.32 390220 1158168 20 18:49:01 174204 0 559404 29.73 2620 1145328 1093596 37.32 390504 1158168 8 18:50:01 171188 0 562416 29.89 2620 1145332 1092544 37.29 403864 1147976 8 18:51:02 170316 0 563280 29.94 2620 1145340 1092580 37.29 405112 1147956 8 18:52:01 170144 0 563448 29.95 2620 1145344 1081212 36.90 405468 1147708 8 18:53:01 169808 0 563776 29.96 2620 1145352 1081248 36.90 399776 1153708 8 Average: 171594 0 562010 29.87 2620 1145332 1095450 37.39 397146 1154125 25 18:45:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:46:01 eth0 465.00 282.59 1077.51 112.69 0.00 0.00 0.00 0.00 18:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:46:01 docker0 6.52 4.53 0.99 18.28 0.00 0.00 0.00 0.00 18:47:01 eth0 2.36 0.67 0.67 0.37 0.00 0.00 0.00 0.00 18:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:48:01 eth0 3.58 0.75 1.02 0.59 0.00 0.00 0.00 0.00 18:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:49:01 eth0 2.63 0.60 0.66 0.39 0.00 0.00 0.00 0.00 18:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:01 eth0 1.83 0.60 0.63 0.43 0.00 0.00 0.00 0.00 18:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:51:02 eth0 1.07 0.55 0.61 0.45 0.00 0.00 0.00 0.00 18:51:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:51:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:52:01 eth0 0.12 0.07 0.01 0.01 0.00 0.00 0.00 0.00 18:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:53:01 eth0 0.25 0.17 0.07 0.01 0.00 0.00 0.00 0.00 18:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 59.76 35.84 135.50 14.40 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 0.82 0.57 0.12 2.29 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) 09/22/20 _x86_64_ (4 CPU) 18:44:36 LINUX RESTART (4 CPU) 18:45:01 CPU %user %nice %system %iowait %steal %idle 18:46:01 all 17.51 0.00 9.34 8.51 0.92 63.72 18:46:01 0 16.14 0.00 10.66 7.49 0.95 64.76 18:46:01 1 16.48 0.00 9.18 8.99 0.88 64.47 18:46:01 2 17.87 0.00 9.45 6.64 0.79 65.26 18:46:01 3 19.56 0.00 8.07 10.91 1.08 60.38 18:47:01 all 0.15 0.00 0.05 0.00 0.03 99.77 18:47:01 0 0.05 0.00 0.03 0.00 0.02 99.90 18:47:01 1 0.35 0.00 0.07 0.00 0.02 99.57 18:47:01 2 0.05 0.00 0.07 0.00 0.03 99.85 18:47:01 3 0.15 0.00 0.03 0.00 0.03 99.78 18:48:01 all 0.18 0.00 0.05 0.00 0.03 99.74 18:48:01 0 0.03 0.00 0.03 0.00 0.00 99.93 18:48:01 1 0.50 0.00 0.07 0.00 0.02 99.42 18:48:01 2 0.10 0.00 0.03 0.00 0.05 99.82 18:48:01 3 0.08 0.00 0.07 0.00 0.05 99.80 18:49:01 all 0.13 0.00 0.03 0.00 0.08 99.76 18:49:01 0 0.02 0.00 0.02 0.00 0.03 99.93 18:49:01 1 0.45 0.00 0.05 0.00 0.08 99.42 18:49:01 2 0.03 0.00 0.02 0.00 0.10 99.85 18:49:01 3 0.03 0.00 0.03 0.00 0.10 99.83 18:50:01 all 0.16 0.00 0.04 0.00 0.10 99.69 18:50:01 0 0.05 0.00 0.02 0.00 0.05 99.88 18:50:01 1 0.35 0.00 0.03 0.00 0.10 99.52 18:50:01 2 0.18 0.00 0.05 0.00 0.15 99.62 18:50:01 3 0.07 0.00 0.07 0.00 0.12 99.75 18:51:02 all 0.15 0.00 0.05 0.00 0.05 99.75 18:51:02 0 0.08 0.00 0.05 0.00 0.05 99.82 18:51:02 1 0.03 0.00 0.12 0.00 0.02 99.83 18:51:02 2 0.50 0.00 0.03 0.00 0.10 99.37 18:51:02 3 0.00 0.00 0.02 0.00 0.02 99.97 18:52:01 all 0.15 0.00 0.05 0.00 0.04 99.76 18:52:01 0 0.02 0.00 0.03 0.00 0.03 99.92 18:52:01 1 0.03 0.00 0.03 0.00 0.05 99.88 18:52:01 2 0.54 0.00 0.08 0.00 0.05 99.32 18:52:01 3 0.02 0.00 0.03 0.00 0.03 99.92 18:53:01 all 0.14 0.00 0.03 0.00 0.05 99.78 18:53:01 0 0.02 0.00 0.03 0.00 0.03 99.92 18:53:01 1 0.00 0.00 0.02 0.00 0.05 99.93 18:53:01 2 0.50 0.00 0.03 0.00 0.03 99.43 18:53:01 3 0.03 0.00 0.03 0.00 0.08 99.85 Average: all 2.27 0.00 1.18 1.04 0.16 95.36 Average: 0 2.00 0.00 1.33 0.91 0.14 95.62 Average: 1 2.23 0.00 1.17 1.10 0.15 95.36 Average: 2 2.42 0.00 1.20 0.81 0.16 95.41 Average: 3 2.43 0.00 1.02 1.33 0.19 95.04