---> uname -a: Linux d941784b8755 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% /var/log/sa-host /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/dgexfoundry_device-rest-go_PR-40 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/dgexfoundry_device-rest-go_PR-40@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 675 139 0 1022 1054 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) 09/17/20 _x86_64_ (4 CPU) 08:50:06 LINUX RESTART (4 CPU) 08:51:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:52:02 76.41 47.37 29.05 0.00 3626.67 3337.83 0.00 08:53:01 28.40 10.91 17.49 0.00 4516.69 2504.90 0.00 08:54:01 0.40 0.00 0.40 0.00 0.00 6.70 0.00 08:55:01 0.23 0.00 0.23 0.00 0.00 2.96 0.00 08:56:01 0.42 0.00 0.42 0.00 0.00 6.04 0.00 08:57:01 0.25 0.00 0.25 0.00 0.00 3.99 0.00 08:58:01 0.27 0.02 0.25 0.00 0.13 2.83 0.00 Average: 14.73 8.05 6.69 0.00 1138.20 816.38 0.00 08:51:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:52:02 104776 0 553020 29.39 2620 1221140 1111880 37.95 423208 1195660 5500 08:53:01 152372 0 601880 31.99 2620 1124684 1161052 39.62 481876 1088428 24 08:54:01 162112 0 592132 31.47 2620 1124692 1074044 36.66 476264 1085768 8 08:55:01 159972 0 594272 31.58 2620 1124692 1074312 36.66 479136 1085256 16 08:56:01 159704 0 594532 31.60 2620 1124700 1074384 36.67 480608 1084188 20 08:57:01 161344 0 592888 31.51 2620 1124704 1074140 36.66 479156 1084184 16 08:58:01 161696 0 592532 31.49 2620 1124708 1074140 36.66 479128 1084184 12 Average: 151711 0 588751 31.29 2620 1138474 1091993 37.27 471339 1101095 799 08:51:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:52:02 eth0 214.65 153.65 866.05 57.43 0.00 0.00 0.00 0.00 08:52:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:52:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:53:01 eth0 108.02 91.02 482.26 175.85 0.00 0.00 0.00 0.00 08:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:53:01 docker0 17.54 18.94 2.15 132.95 0.00 0.00 0.00 0.00 08:54:01 eth0 3.21 0.37 0.52 0.20 0.00 0.00 0.00 0.00 08:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:55:01 eth0 3.01 1.01 1.19 0.78 0.00 0.00 0.00 0.00 08:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:56:01 eth0 0.97 0.58 0.54 0.36 0.00 0.00 0.00 0.00 08:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:57:01 eth0 0.47 0.25 0.15 0.11 0.00 0.00 0.00 0.00 08:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:58:01 eth0 1.80 0.33 0.40 0.17 0.00 0.00 0.00 0.00 08:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 46.12 34.35 187.59 33.06 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 2.49 2.69 0.30 18.86 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) 09/17/20 _x86_64_ (4 CPU) 08:50:06 LINUX RESTART (4 CPU) 08:51:04 CPU %user %nice %system %iowait %steal %idle 08:52:02 all 16.41 0.00 8.64 3.68 35.31 35.97 08:52:02 0 14.52 0.00 9.13 4.16 36.96 35.22 08:52:02 1 14.76 0.00 7.81 4.17 34.41 38.86 08:52:02 2 15.67 0.00 8.56 3.31 35.01 37.46 08:52:02 3 20.92 0.00 9.10 3.02 34.87 32.09 08:53:01 all 2.80 0.00 1.84 0.54 8.12 86.71 08:53:01 0 2.76 0.00 2.20 0.16 9.01 85.86 08:53:01 1 2.60 0.00 1.66 1.38 7.96 86.39 08:53:01 2 2.77 0.00 1.72 0.18 8.14 87.19 08:53:01 3 3.05 0.00 1.76 0.43 7.35 87.42 08:54:01 all 0.17 0.00 0.07 0.00 0.55 99.21 08:54:01 0 0.30 0.00 0.10 0.00 1.16 98.44 08:54:01 1 0.05 0.00 0.05 0.00 0.48 99.42 08:54:01 2 0.23 0.00 0.07 0.00 0.38 99.32 08:54:01 3 0.10 0.00 0.07 0.00 0.18 99.65 08:55:01 all 0.10 0.00 0.03 0.00 1.05 98.83 08:55:01 0 0.22 0.00 0.03 0.00 1.06 98.69 08:55:01 1 0.08 0.00 0.03 0.00 1.27 98.62 08:55:01 2 0.03 0.00 0.02 0.00 1.24 98.71 08:55:01 3 0.05 0.00 0.05 0.00 0.61 99.29 08:56:01 all 0.09 0.00 0.05 0.00 0.31 99.55 08:56:01 0 0.27 0.00 0.05 0.00 0.28 99.40 08:56:01 1 0.02 0.00 0.02 0.00 0.43 99.53 08:56:01 2 0.05 0.00 0.03 0.00 0.38 99.53 08:56:01 3 0.02 0.00 0.10 0.00 0.13 99.75 08:57:01 all 0.11 0.00 0.03 0.00 0.56 99.30 08:57:01 0 0.02 0.00 0.05 0.00 0.43 99.50 08:57:01 1 0.05 0.00 0.05 0.00 0.71 99.19 08:57:01 2 0.36 0.00 0.00 0.00 0.56 99.07 08:57:01 3 0.02 0.00 0.02 0.00 0.53 99.44 08:58:01 all 0.11 0.00 0.03 0.00 0.17 99.69 08:58:01 0 0.03 0.00 0.05 0.00 0.38 99.53 08:58:01 1 0.03 0.00 0.02 0.00 0.07 99.88 08:58:01 2 0.35 0.00 0.03 0.00 0.18 99.43 08:58:01 3 0.02 0.00 0.02 0.00 0.07 99.90 Average: all 2.86 0.00 1.55 0.61 6.66 88.33 Average: 0 2.62 0.00 1.68 0.63 7.14 87.93 Average: 1 2.60 0.00 1.42 0.82 6.68 88.48 Average: 2 2.82 0.00 1.51 0.51 6.65 88.51 Average: 3 3.40 0.00 1.56 0.49 6.17 88.39