---> uname -a: Linux f02d03c978b7 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-117 /dev/vda1 50.0G 6.9G 43.0G 14% /w/workspace/_app-service-configurable_PR-117@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 614 136 0 1086 1115 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) 09/10/20 _x86_64_ (4 CPU) 18:23:11 LINUX RESTART (4 CPU) 18:24:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:25:01 26.55 10.20 16.35 0.00 4315.37 2125.30 0.00 18:26:01 1.58 0.00 1.58 0.00 0.00 28.72 0.00 18:27:01 0.42 0.00 0.42 0.00 0.00 6.51 0.00 18:28:01 0.25 0.00 0.25 0.00 0.00 2.56 0.00 18:29:01 0.23 0.00 0.23 0.00 0.00 3.43 0.00 Average: 5.81 2.04 3.77 0.00 863.36 433.45 0.00 18:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:25:01 163716 0 540316 28.72 2620 1174904 1130720 38.59 409776 1146908 20 18:26:01 170156 0 533872 28.37 2620 1174908 1080052 36.86 407468 1143952 12 18:27:01 169616 0 534404 28.40 2620 1174916 1080296 36.87 408468 1143956 8 18:28:01 167580 0 536440 28.51 2620 1174916 1080176 36.86 410680 1143364 16 18:29:01 168156 0 535860 28.48 2620 1174920 1080104 36.86 411436 1142328 8 Average: 167845 0 536178 28.50 2620 1174913 1090270 37.21 409566 1144102 13 18:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:25:01 eth0 149.64 110.77 444.78 42.15 0.00 0.00 0.00 0.00 18:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:25:01 docker0 1.83 1.40 0.31 2.99 0.00 0.00 0.00 0.00 18:26:01 eth0 4.10 2.00 2.96 0.13 0.00 0.00 0.00 0.00 18:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:27:01 eth0 0.87 0.53 0.33 0.21 0.00 0.00 0.00 0.00 18:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:28:01 eth0 0.70 0.38 0.29 0.20 0.00 0.00 0.00 0.00 18:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:29:01 eth0 0.22 0.17 0.08 0.07 0.00 0.00 0.00 0.00 18:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 31.11 22.78 89.72 8.56 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 0.37 0.28 0.06 0.60 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) 09/10/20 _x86_64_ (4 CPU) 18:23:11 LINUX RESTART (4 CPU) 18:24:01 CPU %user %nice %system %iowait %steal %idle 18:25:01 all 2.85 0.00 1.74 0.62 0.01 94.77 18:25:01 0 2.55 0.00 1.93 0.30 0.02 95.21 18:25:01 1 3.03 0.00 1.49 0.59 0.02 94.88 18:25:01 2 2.58 0.00 1.76 0.40 0.02 95.25 18:25:01 3 3.26 0.00 1.81 1.19 0.00 93.74 18:26:01 all 0.16 0.00 0.06 0.00 0.00 99.78 18:26:01 0 0.07 0.00 0.03 0.00 0.00 99.90 18:26:01 1 0.05 0.00 0.07 0.00 0.00 99.88 18:26:01 2 0.10 0.00 0.08 0.00 0.00 99.82 18:26:01 3 0.43 0.00 0.05 0.00 0.00 99.52 18:27:01 all 0.17 0.00 0.04 0.00 0.00 99.78 18:27:01 0 0.05 0.00 0.03 0.00 0.00 99.92 18:27:01 1 0.10 0.00 0.03 0.00 0.00 99.87 18:27:01 2 0.08 0.00 0.07 0.00 0.02 99.83 18:27:01 3 0.45 0.00 0.03 0.00 0.00 99.52 18:28:01 all 0.16 0.00 0.05 0.00 0.01 99.78 18:28:01 0 0.02 0.00 0.02 0.00 0.00 99.97 18:28:01 1 0.02 0.00 0.05 0.00 0.02 99.92 18:28:01 2 0.08 0.00 0.08 0.00 0.02 99.82 18:28:01 3 0.52 0.00 0.03 0.00 0.02 99.43 18:29:01 all 0.15 0.00 0.05 0.00 0.00 99.80 18:29:01 0 0.03 0.00 0.02 0.00 0.00 99.95 18:29:01 1 0.03 0.00 0.10 0.00 0.00 99.87 18:29:01 2 0.05 0.00 0.07 0.00 0.00 99.88 18:29:01 3 0.50 0.00 0.00 0.00 0.00 99.50 Average: all 0.70 0.00 0.39 0.12 0.01 98.79 Average: 0 0.54 0.00 0.40 0.06 0.00 98.99 Average: 1 0.64 0.00 0.35 0.12 0.01 98.89 Average: 2 0.58 0.00 0.41 0.08 0.01 98.92 Average: 3 1.03 0.00 0.38 0.24 0.00 98.35