---> uname -a: Linux c4dcba7c69a6 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 7.2G 42.8G 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 7.2G 42.8G 14% /etc/resolv.conf /dev/vda1 50.0G 7.2G 42.8G 14% /etc/hostname /dev/vda1 50.0G 7.2G 42.8G 14% /etc/hosts /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/sa /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-549 /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-549@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 641 120 0 1075 1090 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) 08/14/20 _x86_64_ (4 CPU) 17:21:58 LINUX RESTART 17:23:01 tps rtps wtps bread/s bwrtn/s 17:24:01 44.27 11.19 33.09 4394.67 2265.16 17:25:01 0.35 0.00 0.35 0.00 5.79 17:26:01 0.28 0.00 0.28 0.00 3.28 17:27:02 0.32 0.00 0.32 0.00 4.66 17:28:01 0.75 0.00 0.75 0.00 10.04 17:29:01 0.57 0.00 0.57 0.00 6.40 17:30:01 0.35 0.02 0.33 0.13 5.13 17:31:01 0.17 0.00 0.17 0.00 1.62 17:32:01 67.47 45.02 22.45 4764.05 9594.33 Average: 12.75 6.26 6.49 1020.10 1325.04 17:23:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:24:01 170556 1711000 90.94 2620 1157596 1122668 38.31 386912 1164036 12 17:25:01 171692 1709864 90.87 2620 1157600 1100476 37.56 389264 1160704 12 17:26:01 171976 1709580 90.86 2620 1157612 1078984 36.82 390800 1159824 16 17:27:02 171332 1710224 90.89 2620 1157612 1079040 36.83 398668 1152800 8 17:28:01 168936 1712620 91.02 2620 1157620 1079088 36.83 402828 1150792 8 17:29:01 169332 1712224 91.00 2620 1157624 1079076 36.83 421148 1132352 8 17:30:01 170572 1710984 90.93 2620 1157628 1070792 36.54 420224 1132184 12 17:31:01 170596 1710960 90.93 2620 1157636 1070792 36.54 412536 1139880 8 17:32:01 72112 1809444 96.17 2620 1138956 1504508 51.35 553324 1065608 80060 Average: 159678 1721878 91.51 2620 1155543 1131714 38.62 419523 1139798 8905 17:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 17:24:01 eth0 87.90 63.17 459.79 58.99 0.00 0.00 0.00 17:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:24:01 docker0 5.48 3.88 0.87 17.46 0.00 0.00 0.00 17:25:01 eth0 3.70 0.53 0.77 0.39 0.00 0.00 0.00 17:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:26:01 eth0 0.98 0.57 0.54 0.37 0.00 0.00 0.00 17:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:27:02 eth0 9.41 0.55 1.26 0.39 0.00 0.00 0.00 17:27:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:27:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:28:01 eth0 1.64 0.64 0.71 0.50 0.00 0.00 0.00 17:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:29:01 eth0 0.48 0.22 0.27 0.19 0.00 0.00 0.00 17:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:01 eth0 0.17 0.07 0.01 0.01 0.00 0.00 0.00 17:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:31:01 eth0 0.13 0.08 0.01 0.01 0.00 0.00 0.00 17:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:32:01 eth0 93.69 61.29 2327.74 9.34 0.00 0.00 0.00 17:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 22.06 14.16 310.88 7.82 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.61 0.43 0.10 1.94 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) 08/14/20 _x86_64_ (4 CPU) 17:21:58 LINUX RESTART 17:23:01 CPU %user %nice %system %iowait %steal %idle 17:24:01 all 3.90 0.00 2.08 1.62 0.93 91.47 17:24:01 0 3.27 0.00 2.03 1.49 0.92 92.29 17:24:01 1 3.60 0.00 2.60 2.68 1.05 90.07 17:24:01 2 3.74 0.00 1.74 0.69 0.90 92.93 17:24:01 3 5.00 0.00 1.95 1.63 0.82 90.61 17:25:01 all 0.17 0.00 0.05 0.00 0.01 99.78 17:25:01 0 0.05 0.00 0.05 0.00 0.02 99.88 17:25:01 1 0.10 0.00 0.08 0.00 0.02 99.80 17:25:01 2 0.48 0.00 0.03 0.00 0.00 99.48 17:25:01 3 0.03 0.00 0.00 0.00 0.00 99.97 17:26:01 all 0.18 0.00 0.04 0.00 0.02 99.76 17:26:01 0 0.05 0.00 0.03 0.00 0.03 99.88 17:26:01 1 0.08 0.00 0.05 0.00 0.03 99.83 17:26:01 2 0.53 0.00 0.03 0.00 0.03 99.40 17:26:01 3 0.07 0.00 0.03 0.00 0.03 99.87 17:27:02 all 0.16 0.00 0.05 0.00 0.02 99.78 17:27:02 0 0.05 0.00 0.03 0.00 0.00 99.92 17:27:02 1 0.03 0.00 0.08 0.00 0.02 99.87 17:27:02 2 0.52 0.00 0.05 0.00 0.03 99.40 17:27:02 3 0.02 0.00 0.02 0.00 0.00 99.97 17:28:01 all 0.14 0.00 0.06 0.00 0.00 99.80 17:28:01 0 0.03 0.00 0.02 0.00 0.00 99.95 17:28:01 1 0.05 0.00 0.12 0.00 0.00 99.83 17:28:01 2 0.46 0.00 0.03 0.00 0.00 99.51 17:28:01 3 0.05 0.00 0.05 0.00 0.00 99.90 17:29:01 all 0.03 0.00 0.06 0.00 0.00 99.90 17:29:01 0 0.02 0.00 0.02 0.00 0.00 99.97 17:29:01 1 0.02 0.00 0.13 0.00 0.00 99.85 17:29:01 2 0.05 0.00 0.07 0.00 0.02 99.87 17:29:01 3 0.03 0.00 0.03 0.00 0.00 99.93 17:30:01 all 0.15 0.00 0.03 0.00 0.01 99.82 17:30:01 0 0.03 0.00 0.02 0.00 0.02 99.93 17:30:01 1 0.02 0.00 0.02 0.00 0.00 99.97 17:30:01 2 0.53 0.00 0.05 0.00 0.02 99.40 17:30:01 3 0.03 0.00 0.02 0.00 0.02 99.93 17:31:01 all 0.14 0.00 0.02 0.00 0.00 99.83 17:31:01 0 0.00 0.00 0.02 0.00 0.00 99.98 17:31:01 1 0.02 0.00 0.02 0.00 0.00 99.97 17:31:01 2 0.50 0.00 0.00 0.00 0.00 99.50 17:31:01 3 0.05 0.00 0.05 0.00 0.00 99.90 17:32:01 all 3.66 0.00 2.05 1.26 0.07 92.95 17:32:01 0 3.29 0.00 2.13 0.27 0.05 94.26 17:32:01 1 3.74 0.00 2.41 1.53 0.07 92.26 17:32:01 2 3.80 0.00 1.64 1.22 0.07 93.26 17:32:01 3 3.79 0.00 2.03 2.00 0.10 92.08 Average: all 0.95 0.00 0.49 0.32 0.12 98.13 Average: 0 0.75 0.00 0.48 0.20 0.12 98.46 Average: 1 0.85 0.00 0.61 0.47 0.13 97.94 Average: 2 1.18 0.00 0.41 0.21 0.12 98.09 Average: 3 1.01 0.00 0.46 0.40 0.11 98.02