---> uname -a: Linux 38cdebff3806 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 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-112 /dev/vda1 50.0G 6.9G 43.0G 14% /w/workspace/_app-service-configurable_PR-112@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 658 126 0 1052 1071 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) 09/05/20 _x86_64_ (4 CPU) 00:01:19 LINUX RESTART (4 CPU) 00:02:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:03:01 56.82 15.35 41.47 0.00 5006.96 4687.05 0.00 00:04:01 1.60 0.00 1.60 0.00 0.00 29.66 0.00 00:05:01 0.40 0.00 0.40 0.00 0.00 6.48 0.00 00:06:01 0.23 0.00 0.23 0.00 0.00 3.00 0.00 00:07:01 0.28 0.00 0.28 0.00 0.00 3.58 0.00 00:08:01 0.32 0.00 0.32 0.00 0.00 4.36 0.00 00:09:01 0.25 0.02 0.23 0.00 0.13 2.17 0.00 Average: 8.56 2.20 6.36 0.00 715.59 676.88 0.00 00:02:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:03:01 179296 0 581292 30.89 2620 1118348 1107708 37.80 434984 1108548 8 00:04:01 184572 0 576012 30.61 2620 1118352 1072376 36.60 433880 1104816 8 00:05:01 183948 0 576632 30.65 2620 1118356 1072568 36.60 434964 1104816 8 00:06:01 182760 0 577816 30.71 2620 1118360 1072588 36.61 436596 1104160 8 00:07:01 182772 0 577800 30.71 2620 1118364 1072548 36.60 450052 1091048 20 00:08:01 183220 0 577344 30.68 2620 1118372 1072480 36.60 449644 1091048 12 00:09:01 183292 0 577264 30.68 2620 1118380 1072444 36.60 449472 1091048 8 Average: 182837 0 577737 30.71 2620 1118362 1077530 36.77 441370 1099355 10 00:02:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:03:01 eth0 290.63 178.84 686.16 69.49 0.00 0.00 0.00 0.00 00:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:03:01 docker0 1.46 1.23 0.27 2.88 0.00 0.00 0.00 0.00 00:04:01 eth0 0.53 0.02 0.05 0.00 0.00 0.00 0.00 0.00 00:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:05:01 eth0 1.03 0.48 0.31 0.18 0.00 0.00 0.00 0.00 00:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:06:01 eth0 4.45 1.88 3.23 0.31 0.00 0.00 0.00 0.00 00:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:07:01 eth0 0.63 0.43 0.35 0.27 0.00 0.00 0.00 0.00 00:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:08:01 eth0 0.23 0.17 0.10 0.04 0.00 0.00 0.00 0.00 00:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:09:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 00:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 42.53 26.00 98.64 10.05 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 0.21 0.18 0.04 0.41 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) 09/05/20 _x86_64_ (4 CPU) 00:01:19 LINUX RESTART (4 CPU) 00:02:01 CPU %user %nice %system %iowait %steal %idle 00:03:01 all 5.52 0.00 2.20 1.89 0.10 90.29 00:03:01 0 6.09 0.00 2.56 4.73 0.10 86.53 00:03:01 1 5.46 0.00 2.05 2.00 0.10 90.39 00:03:01 2 4.77 0.00 2.25 0.59 0.08 92.31 00:03:01 3 5.75 0.00 1.95 0.25 0.10 91.95 00:04:01 all 0.14 0.00 0.03 0.00 0.00 99.82 00:04:01 0 0.02 0.00 0.02 0.00 0.00 99.97 00:04:01 1 0.08 0.00 0.07 0.00 0.02 99.83 00:04:01 2 0.25 0.00 0.02 0.00 0.00 99.73 00:04:01 3 0.20 0.00 0.03 0.00 0.00 99.77 00:05:01 all 0.15 0.00 0.03 0.00 0.01 99.81 00:05:01 0 0.02 0.00 0.02 0.00 0.00 99.97 00:05:01 1 0.12 0.00 0.05 0.00 0.02 99.82 00:05:01 2 0.43 0.00 0.03 0.00 0.00 99.53 00:05:01 3 0.03 0.00 0.03 0.00 0.02 99.92 00:06:01 all 0.21 0.00 0.04 0.00 0.00 99.75 00:06:01 0 0.13 0.00 0.05 0.00 0.00 99.82 00:06:01 1 0.07 0.00 0.05 0.00 0.02 99.87 00:06:01 2 0.35 0.00 0.03 0.00 0.00 99.62 00:06:01 3 0.28 0.00 0.02 0.00 0.00 99.70 00:07:01 all 0.14 0.00 0.07 0.00 0.00 99.80 00:07:01 0 0.03 0.00 0.02 0.00 0.00 99.95 00:07:01 1 0.10 0.00 0.18 0.00 0.00 99.72 00:07:01 2 0.23 0.00 0.03 0.00 0.00 99.73 00:07:01 3 0.18 0.00 0.03 0.00 0.00 99.78 00:08:01 all 0.14 0.00 0.03 0.00 0.00 99.83 00:08:01 0 0.00 0.00 0.02 0.00 0.00 99.98 00:08:01 1 0.03 0.00 0.05 0.00 0.00 99.92 00:08:01 2 0.50 0.00 0.03 0.00 0.00 99.47 00:08:01 3 0.02 0.00 0.02 0.00 0.02 99.95 00:09:01 all 0.12 0.00 0.03 0.00 0.00 99.85 00:09:01 0 0.03 0.00 0.02 0.00 0.00 99.95 00:09:01 1 0.05 0.00 0.03 0.00 0.02 99.90 00:09:01 2 0.38 0.00 0.05 0.00 0.00 99.57 00:09:01 3 0.02 0.00 0.00 0.00 0.00 99.98 Average: all 0.91 0.00 0.34 0.27 0.02 98.46 Average: 0 0.90 0.00 0.38 0.67 0.01 98.04 Average: 1 0.84 0.00 0.35 0.28 0.02 98.50 Average: 2 0.98 0.00 0.35 0.08 0.01 98.57 Average: 3 0.92 0.00 0.30 0.04 0.02 98.73