---> uname -a: Linux e9578d3c6d73 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% /w/workspace/dgexfoundry_device-sdk-go_PR-583@tmp /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-583 ---> free -m: total used free shared buff/cache available Mem: 1837 643 136 0 1056 1085 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) 09/15/20 _x86_64_ (4 CPU) 06:31:12 LINUX RESTART (4 CPU) 06:32:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:33:01 46.51 11.34 35.18 0.00 4431.23 2737.02 0.00 06:34:01 1.40 0.00 1.40 0.00 0.00 21.40 0.00 06:35:01 0.27 0.00 0.27 0.00 0.00 3.75 0.00 06:36:01 0.22 0.00 0.22 0.00 0.00 3.10 0.00 06:37:01 0.22 0.00 0.22 0.00 0.00 3.68 0.00 06:38:01 0.35 0.00 0.35 0.00 0.00 4.53 0.00 Average: 8.16 1.89 6.27 0.00 738.80 462.41 0.00 06:32:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:33:01 172980 0 557436 29.63 2620 1148520 1089412 37.18 411804 1137224 20 06:34:01 174192 0 556220 29.56 2620 1148524 1084688 37.02 412484 1135352 8 06:35:01 175340 0 555060 29.50 2620 1148536 1077432 36.77 412260 1134688 8 06:36:01 174248 0 556152 29.56 2620 1148536 1077480 36.77 414288 1134176 16 06:37:01 172712 0 557684 29.64 2620 1148540 1077540 36.77 418372 1131584 12 06:38:01 170452 0 559936 29.76 2620 1148548 1077540 36.77 426696 1125488 8 Average: 173321 0 557081 29.61 2620 1148534 1080682 36.88 415984 1133085 12 06:32:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:33:01 eth0 179.56 136.17 486.27 71.95 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 8.69 6.73 1.14 19.45 0.00 0.00 0.00 0.00 06:34:01 eth0 2.25 0.62 0.67 0.43 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 06:35:01 eth0 3.46 0.55 0.77 0.39 0.00 0.00 0.00 0.00 06:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:36:01 eth0 2.81 1.12 1.16 0.76 0.00 0.00 0.00 0.00 06:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:37:01 eth0 2.90 0.80 0.86 0.47 0.00 0.00 0.00 0.00 06:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:38:01 eth0 1.28 0.72 0.62 0.43 0.00 0.00 0.00 0.00 06:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 32.05 23.34 81.75 12.41 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 1.45 1.12 0.19 3.24 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) 09/15/20 _x86_64_ (4 CPU) 06:31:12 LINUX RESTART (4 CPU) 06:32:01 CPU %user %nice %system %iowait %steal %idle 06:33:01 all 3.73 0.00 2.00 1.42 0.02 92.83 06:33:01 0 3.52 0.00 2.01 1.91 0.02 92.54 06:33:01 1 3.41 0.00 2.01 1.42 0.03 93.13 06:33:01 2 4.76 0.00 2.07 0.18 0.02 92.96 06:33:01 3 3.21 0.00 1.91 2.18 0.02 92.69 06:34:01 all 0.15 0.00 0.05 0.00 0.00 99.80 06:34:01 0 0.07 0.00 0.03 0.00 0.00 99.90 06:34:01 1 0.03 0.00 0.05 0.00 0.00 99.92 06:34:01 2 0.47 0.00 0.07 0.00 0.00 99.47 06:34:01 3 0.05 0.00 0.05 0.00 0.00 99.90 06:35:01 all 0.16 0.00 0.03 0.00 0.00 99.80 06:35:01 0 0.02 0.00 0.02 0.00 0.00 99.97 06:35:01 1 0.07 0.00 0.07 0.00 0.00 99.87 06:35:01 2 0.48 0.00 0.03 0.00 0.00 99.48 06:35:01 3 0.08 0.00 0.02 0.00 0.02 99.88 06:36:01 all 0.17 0.00 0.04 0.00 0.00 99.80 06:36:01 0 0.05 0.00 0.03 0.00 0.00 99.92 06:36:01 1 0.05 0.00 0.05 0.00 0.00 99.90 06:36:01 2 0.53 0.00 0.03 0.00 0.00 99.43 06:36:01 3 0.03 0.00 0.03 0.00 0.00 99.93 06:37:01 all 0.11 0.00 0.07 0.00 0.00 99.82 06:37:01 0 0.02 0.00 0.03 0.00 0.00 99.95 06:37:01 1 0.15 0.00 0.07 0.00 0.00 99.78 06:37:01 2 0.25 0.00 0.15 0.00 0.00 99.60 06:37:01 3 0.03 0.00 0.03 0.00 0.00 99.93 06:38:01 all 0.15 0.00 0.05 0.00 0.00 99.79 06:38:01 0 0.03 0.00 0.02 0.00 0.00 99.95 06:38:01 1 0.53 0.00 0.03 0.00 0.00 99.43 06:38:01 2 0.03 0.00 0.15 0.00 0.00 99.82 06:38:01 3 0.02 0.00 0.02 0.00 0.00 99.97 Average: all 0.74 0.00 0.37 0.24 0.00 98.64 Average: 0 0.61 0.00 0.36 0.32 0.00 98.71 Average: 1 0.71 0.00 0.38 0.24 0.01 98.67 Average: 2 1.09 0.00 0.42 0.03 0.00 98.46 Average: 3 0.57 0.00 0.34 0.36 0.01 98.72