---> uname -a: Linux 47a6416a3698 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-592 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-592@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 632 148 0 1056 1098 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) 09/18/20 _x86_64_ (4 CPU) 08:31:23 LINUX RESTART (4 CPU) 08:32:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:33:01 70.97 28.70 42.28 0.00 7133.16 4961.73 0.00 08:34:01 1.53 0.00 1.53 0.00 0.00 26.89 0.00 08:35:01 0.25 0.00 0.25 0.00 0.00 3.90 0.00 08:36:01 0.27 0.00 0.27 0.00 0.00 3.33 0.00 08:37:01 0.20 0.00 0.20 0.00 0.00 2.78 0.00 08:38:01 0.35 0.00 0.35 0.00 0.00 4.88 0.00 08:39:01 49.36 40.05 9.31 0.00 4315.50 2714.25 0.00 Average: 17.57 9.82 7.74 0.00 1636.12 1102.94 0.00 08:32:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:33:01 152764 0 556824 29.59 2620 1169348 1117392 38.13 435628 1131864 120 08:34:01 158460 0 551096 29.29 2620 1169380 1078712 36.81 432532 1130484 20 08:35:01 158128 0 551424 29.31 2620 1169384 1078832 36.82 433112 1130472 16 08:36:01 156024 0 553524 29.42 2620 1169388 1078952 36.82 435732 1129876 12 08:37:01 157684 0 551860 29.33 2620 1169392 1078712 36.81 441596 1122744 8 08:38:01 157276 0 552260 29.35 2620 1169400 1078772 36.82 441976 1122700 8 08:39:01 74900 0 663076 35.24 2620 1140960 1504644 51.35 481684 1133228 67036 Average: 145034 0 568581 30.22 2620 1165322 1145145 39.08 443180 1128767 9603 08:32:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:33:01 eth0 475.78 300.82 1076.95 113.41 0.00 0.00 0.00 0.00 08:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:33:01 docker0 5.94 4.41 0.92 18.21 0.00 0.00 0.00 0.00 08:34:01 eth0 0.77 0.10 0.06 0.02 0.00 0.00 0.00 0.00 08:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:35:01 eth0 1.83 0.95 1.04 0.21 0.00 0.00 0.00 0.00 08:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:36:01 eth0 0.57 0.50 0.29 0.24 0.00 0.00 0.00 0.00 08:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:37:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 08:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:38:01 eth0 0.30 0.23 0.15 0.08 0.00 0.00 0.00 0.00 08:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:39:01 eth0 83.82 66.49 738.04 9.43 0.00 0.00 0.00 0.00 08:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 80.48 52.76 259.60 17.63 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 0.85 0.63 0.13 2.60 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) 09/18/20 _x86_64_ (4 CPU) 08:31:23 LINUX RESTART (4 CPU) 08:32:01 CPU %user %nice %system %iowait %steal %idle 08:33:01 all 13.03 0.00 4.45 2.27 0.01 80.24 08:33:01 0 13.86 0.00 4.73 0.54 0.02 80.86 08:33:01 1 11.03 0.00 4.60 2.71 0.02 81.64 08:33:01 2 12.79 0.00 4.30 0.87 0.00 82.04 08:33:01 3 14.43 0.00 4.17 4.97 0.02 76.41 08:34:01 all 0.12 0.00 0.05 0.00 0.00 99.83 08:34:01 0 0.03 0.00 0.03 0.00 0.00 99.93 08:34:01 1 0.38 0.00 0.08 0.00 0.00 99.53 08:34:01 2 0.05 0.00 0.03 0.00 0.00 99.92 08:34:01 3 0.02 0.00 0.03 0.00 0.00 99.95 08:35:01 all 0.17 0.00 0.04 0.00 0.00 99.79 08:35:01 0 0.02 0.00 0.05 0.00 0.00 99.93 08:35:01 1 0.55 0.00 0.03 0.00 0.00 99.42 08:35:01 2 0.05 0.00 0.05 0.00 0.00 99.90 08:35:01 3 0.05 0.00 0.03 0.00 0.00 99.92 08:36:01 all 0.15 0.00 0.03 0.00 0.00 99.82 08:36:01 0 0.02 0.00 0.00 0.00 0.00 99.98 08:36:01 1 0.50 0.00 0.03 0.00 0.00 99.47 08:36:01 2 0.05 0.00 0.05 0.00 0.02 99.88 08:36:01 3 0.03 0.00 0.03 0.00 0.00 99.93 08:37:01 all 0.12 0.00 0.07 0.00 0.00 99.81 08:37:01 0 0.03 0.00 0.03 0.00 0.00 99.93 08:37:01 1 0.40 0.00 0.17 0.00 0.00 99.43 08:37:01 2 0.05 0.00 0.03 0.00 0.00 99.92 08:37:01 3 0.02 0.00 0.03 0.00 0.00 99.95 08:38:01 all 0.04 0.00 0.05 0.00 0.00 99.91 08:38:01 0 0.02 0.00 0.02 0.00 0.00 99.97 08:38:01 1 0.03 0.00 0.07 0.00 0.00 99.90 08:38:01 2 0.08 0.00 0.05 0.00 0.00 99.87 08:38:01 3 0.03 0.00 0.05 0.00 0.00 99.92 08:39:01 all 2.44 0.00 1.28 0.94 0.00 95.34 08:39:01 0 2.07 0.00 1.44 0.07 0.00 96.43 08:39:01 1 3.74 0.00 1.39 3.14 0.00 91.73 08:39:01 2 1.79 0.00 1.29 0.47 0.00 96.46 08:39:01 3 2.15 0.00 1.00 0.08 0.02 96.74 Average: all 2.29 0.00 0.85 0.46 0.00 96.40 Average: 0 2.28 0.00 0.90 0.09 0.00 96.74 Average: 1 2.37 0.00 0.91 0.83 0.00 95.88 Average: 2 2.12 0.00 0.83 0.19 0.00 96.86 Average: 3 2.38 0.00 0.76 0.72 0.00 96.13