---> uname -a: Linux 42ffb16796b4 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-571 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-571@tmp /dev/vda1 50.0G 7.0G 43.0G 14% /var/log/sa-host ---> free -m: total used free shared buff/cache available Mem: 1837 618 139 0 1079 1112 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) 09/20/20 _x86_64_ (4 CPU) 18:44:46 LINUX RESTART (4 CPU) 18:46:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:47:01 49.83 13.23 36.60 0.00 4829.22 4613.36 0.00 18:48:01 8.58 2.28 6.30 0.00 135.06 233.70 0.00 18:49:02 0.32 0.00 0.32 0.00 0.00 4.59 0.00 18:50:01 0.27 0.00 0.27 0.00 0.00 3.40 0.00 18:51:01 0.28 0.00 0.28 0.00 0.00 4.02 0.00 18:52:01 0.32 0.00 0.32 0.00 0.00 3.65 0.00 18:53:01 0.30 0.02 0.28 0.00 0.13 4.74 0.00 18:54:01 0.18 0.00 0.18 0.00 0.00 1.48 0.00 18:55:01 0.28 0.00 0.28 0.00 0.00 3.35 0.00 18:56:01 45.52 42.88 2.65 0.00 4293.11 65.66 0.00 Average: 10.62 5.85 4.76 0.00 928.23 495.59 0.00 18:46:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:47:01 147532 0 568364 30.21 2620 1163040 1433460 48.92 435928 1134520 2620 18:48:01 170564 0 542576 28.84 2620 1165796 1187724 40.53 418608 1129812 20 18:49:02 180292 0 532840 28.32 2620 1165804 1128372 38.51 412648 1127588 8 18:50:01 179992 0 533140 28.34 2620 1165804 1116136 38.09 417336 1123216 12 18:51:01 179820 0 533304 28.34 2620 1165812 1116184 38.09 417836 1123060 16 18:52:01 182184 0 530936 28.22 2620 1165816 1096568 37.42 437564 1101096 20 18:53:01 184288 0 528828 28.11 2620 1165820 1080184 36.86 428652 1108464 8 18:54:01 182860 0 530248 28.18 2620 1165828 1080412 36.87 430060 1108464 16 18:55:01 184444 0 528660 28.10 2620 1165832 1080184 36.86 428716 1108464 12 18:56:01 76540 0 613032 32.58 2620 1189364 1505664 51.39 487056 1148332 73876 Average: 166852 0 544193 28.92 2620 1167892 1182489 40.36 431440 1121302 7661 18:46:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:47:01 veth520b206 7.93 6.47 1.18 18.36 0.00 0.00 0.00 0.00 18:47:01 eth0 135.62 108.18 577.94 40.22 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 7.93 6.34 1.07 18.35 0.00 0.00 0.00 0.00 18:48:01 eth0 18.23 14.17 9.82 46.64 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 18:49:02 eth0 3.81 0.96 1.00 0.60 0.00 0.00 0.00 0.00 18:49:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:49:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:01 eth0 1.88 0.78 0.64 0.39 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 18:51:01 eth0 1.06 0.63 0.61 0.48 0.00 0.00 0.00 0.00 18:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:52:01 eth0 0.25 0.17 0.07 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 0.30 0.08 0.02 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 18:54:01 eth0 0.88 0.42 0.32 0.21 0.00 0.00 0.00 0.00 18:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:55:01 eth0 0.03 0.02 0.00 0.00 0.00 0.00 0.00 0.00 18:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:56:01 eth0 81.53 61.63 738.17 9.32 0.00 0.00 0.00 0.00 18:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 24.42 18.76 133.19 9.81 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 0.80 0.64 0.11 1.84 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) 09/20/20 _x86_64_ (4 CPU) 18:44:46 LINUX RESTART (4 CPU) 18:46:01 CPU %user %nice %system %iowait %steal %idle 18:47:01 all 6.87 0.00 4.31 1.52 30.54 56.75 18:47:01 0 7.22 0.00 4.28 2.01 33.68 52.80 18:47:01 1 5.92 0.00 4.10 2.45 29.78 57.75 18:47:01 2 7.36 0.00 4.31 0.98 28.83 58.53 18:47:01 3 7.02 0.00 4.57 0.61 29.80 58.01 18:48:01 all 0.90 0.00 0.33 0.19 5.61 92.98 18:48:01 0 0.65 0.00 0.32 0.16 7.01 91.87 18:48:01 1 1.00 0.00 0.41 0.02 4.74 93.84 18:48:01 2 1.10 0.00 0.23 0.07 5.02 93.59 18:48:01 3 0.87 0.00 0.36 0.50 5.63 92.64 18:49:02 all 0.07 0.00 0.05 0.00 1.75 98.13 18:49:02 0 0.05 0.00 0.10 0.00 3.27 96.59 18:49:02 1 0.03 0.00 0.05 0.00 0.55 99.37 18:49:02 2 0.03 0.00 0.03 0.00 1.74 98.20 18:49:02 3 0.18 0.00 0.03 0.00 1.40 98.39 18:50:01 all 0.10 0.00 0.05 0.00 1.71 98.14 18:50:01 0 0.02 0.00 0.03 0.00 1.16 98.79 18:50:01 1 0.03 0.00 0.05 0.00 2.53 97.38 18:50:01 2 0.12 0.00 0.07 0.00 1.98 97.84 18:50:01 3 0.22 0.00 0.05 0.00 1.16 98.57 18:51:01 all 0.05 0.00 0.05 0.00 1.22 98.69 18:51:01 0 0.10 0.00 0.05 0.00 2.67 97.18 18:51:01 1 0.02 0.00 0.03 0.00 0.68 99.27 18:51:01 2 0.02 0.00 0.08 0.00 0.55 99.35 18:51:01 3 0.07 0.00 0.03 0.00 0.94 98.96 18:52:01 all 0.07 0.00 0.06 0.00 0.85 99.02 18:52:01 0 0.00 0.00 0.02 0.00 0.28 99.70 18:52:01 1 0.03 0.00 0.05 0.00 1.55 98.37 18:52:01 2 0.23 0.00 0.17 0.00 0.85 98.76 18:52:01 3 0.03 0.00 0.02 0.00 0.71 99.24 18:53:01 all 0.08 0.00 0.05 0.00 0.69 99.17 18:53:01 0 0.00 0.00 0.03 0.00 0.42 99.55 18:53:01 1 0.02 0.00 0.05 0.00 0.60 99.34 18:53:01 2 0.28 0.00 0.07 0.02 0.93 98.71 18:53:01 3 0.02 0.00 0.07 0.00 0.83 99.09 18:54:01 all 0.10 0.00 0.02 0.00 0.63 99.25 18:54:01 0 0.03 0.00 0.02 0.00 0.20 99.75 18:54:01 1 0.03 0.00 0.02 0.00 0.78 99.17 18:54:01 2 0.32 0.00 0.02 0.00 0.37 99.30 18:54:01 3 0.02 0.00 0.03 0.02 1.17 98.76 18:55:01 all 0.10 0.00 0.03 0.00 0.21 99.65 18:55:01 0 0.02 0.00 0.02 0.00 0.07 99.90 18:55:01 1 0.03 0.00 0.03 0.00 0.13 99.80 18:55:01 2 0.33 0.00 0.00 0.00 0.18 99.48 18:55:01 3 0.03 0.00 0.07 0.00 0.47 99.43 18:56:01 all 1.46 0.00 0.82 1.26 3.55 92.92 18:56:01 0 0.83 0.00 0.68 1.15 3.61 93.74 18:56:01 1 0.83 0.00 0.68 0.03 3.58 94.88 18:56:01 2 3.00 0.00 1.19 3.59 3.31 88.91 18:56:01 3 1.19 0.00 0.73 0.30 3.71 94.08 Average: all 1.06 0.00 0.63 0.31 5.02 92.98 Average: 0 0.98 0.00 0.61 0.36 5.67 92.38 Average: 1 0.87 0.00 0.60 0.28 4.86 93.39 Average: 2 1.35 0.00 0.66 0.47 4.67 92.86 Average: 3 1.04 0.00 0.64 0.15 4.88 93.29