---> uname -a: Linux 011fbb759abb 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 6.9G 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 6.9G 43.0G 14% /etc/resolv.conf /dev/vda1 50.0G 6.9G 43.0G 14% /etc/hostname /dev/vda1 50.0G 6.9G 43.0G 14% /etc/hosts /dev/vda1 50.0G 6.9G 43.0G 14% /var/log/sa-host /dev/vda1 50.0G 6.9G 43.0G 14% /w/workspace/_app-service-configurable_PR-110 /dev/vda1 50.0G 6.9G 43.0G 14% /w/workspace/_app-service-configurable_PR-110@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 664 140 0 1032 1064 Swap: 1023 1 1022 ---> 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) 09/11/20 _x86_64_ (4 CPU) 04:53:48 LINUX RESTART (4 CPU) 04:55:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 04:56:01 28.80 11.06 17.73 0.00 4473.80 2154.82 0.00 04:57:01 1.63 0.00 1.63 0.00 0.00 29.47 0.00 04:58:01 0.27 0.00 0.27 0.00 0.00 2.88 0.00 04:59:01 0.22 0.00 0.22 0.00 0.00 2.16 0.00 05:00:01 0.33 0.00 0.33 0.00 0.00 5.36 0.00 05:01:01 0.32 0.07 0.25 0.00 0.80 2.88 0.00 Average: 5.26 1.86 3.41 0.00 746.12 366.43 0.00 04:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:56:01 153768 0 596944 31.73 2620 1128224 1156640 39.47 447440 1119988 20 04:57:01 160996 0 589712 31.34 2620 1128228 1102588 37.63 445020 1116944 8 04:58:01 163364 0 587336 31.22 2620 1128236 1082028 36.93 443492 1116404 8 04:59:01 162672 0 588028 31.25 2620 1128236 1082096 36.93 452264 1108924 8 05:00:01 160804 0 589892 31.35 2620 1128240 1082400 36.94 453516 1108924 8 05:01:01 161536 0 589148 31.31 2620 1128252 1084932 37.03 452992 1108924 16 Average: 160523 0 590177 31.37 2620 1128236 1098447 37.49 449121 1113351 11 04:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:56:01 eth0 105.42 81.88 447.58 41.85 0.00 0.00 0.00 0.00 04:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:56:01 docker0 1.56 1.43 0.29 2.98 0.00 0.00 0.00 0.00 04:57:01 eth0 0.55 0.55 0.83 0.06 0.00 0.00 0.00 0.00 04:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:58:01 eth0 0.18 0.08 0.01 0.01 0.00 0.00 0.00 0.00 04:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:59:01 eth0 1.18 0.08 0.11 0.01 0.00 0.00 0.00 0.00 04:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:00:01 eth0 1.06 0.83 0.66 0.47 0.00 0.00 0.00 0.00 05:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:01:01 eth0 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 05:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 18.09 13.93 74.90 7.07 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 0.26 0.24 0.05 0.50 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) 09/11/20 _x86_64_ (4 CPU) 04:53:48 LINUX RESTART (4 CPU) 04:55:01 CPU %user %nice %system %iowait %steal %idle 04:56:01 all 2.50 0.00 1.77 0.57 5.19 89.98 04:56:01 0 2.28 0.00 2.15 0.10 5.52 89.96 04:56:01 1 2.79 0.00 1.27 0.40 5.33 90.22 04:56:01 2 2.88 0.00 1.80 1.28 4.44 89.60 04:56:01 3 2.04 0.00 1.86 0.49 5.48 90.12 04:57:01 all 0.10 0.00 0.06 0.00 0.22 99.61 04:57:01 0 0.03 0.00 0.07 0.00 0.22 99.68 04:57:01 1 0.10 0.00 0.07 0.00 0.17 99.67 04:57:01 2 0.03 0.00 0.05 0.00 0.17 99.75 04:57:01 3 0.23 0.00 0.07 0.00 0.35 99.35 04:58:01 all 0.12 0.00 0.03 0.00 0.15 99.69 04:58:01 0 0.00 0.00 0.03 0.00 0.05 99.92 04:58:01 1 0.38 0.00 0.03 0.00 0.17 99.42 04:58:01 2 0.07 0.00 0.05 0.00 0.32 99.57 04:58:01 3 0.05 0.00 0.02 0.00 0.08 99.85 04:59:01 all 0.08 0.00 0.04 0.00 0.25 99.63 04:59:01 0 0.23 0.00 0.02 0.00 0.13 99.62 04:59:01 1 0.02 0.00 0.05 0.00 0.55 99.39 04:59:01 2 0.03 0.00 0.07 0.00 0.22 99.68 04:59:01 3 0.03 0.00 0.02 0.00 0.12 99.83 05:00:01 all 0.11 0.00 0.05 0.00 0.23 99.61 05:00:01 0 0.27 0.00 0.03 0.00 0.13 99.57 05:00:01 1 0.08 0.00 0.03 0.00 0.60 99.29 05:00:01 2 0.03 0.00 0.10 0.00 0.10 99.77 05:00:01 3 0.05 0.00 0.02 0.00 0.10 99.83 05:01:01 all 0.10 0.00 0.04 0.00 0.36 99.50 05:01:01 0 0.35 0.00 0.05 0.00 0.22 99.38 05:01:01 1 0.02 0.00 0.05 0.00 0.30 99.63 05:01:01 2 0.02 0.00 0.03 0.00 0.25 99.70 05:01:01 3 0.02 0.00 0.03 0.00 0.66 99.29 Average: all 0.50 0.00 0.33 0.09 1.07 97.99 Average: 0 0.53 0.00 0.39 0.02 1.05 98.01 Average: 1 0.57 0.00 0.25 0.07 1.19 97.92 Average: 2 0.51 0.00 0.35 0.21 0.92 98.01 Average: 3 0.41 0.00 0.34 0.08 1.14 98.03