---> uname -a: Linux a03a4ded4dc1 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 7.2G 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% /w/workspace/_app-service-configurable_master /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/_app-service-configurable_master@tmp /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1837 637 120 0 1079 1093 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) 07/08/20 _x86_64_ (4 CPU) 17:56:58 LINUX RESTART 17:58:03 tps rtps wtps bread/s bwrtn/s 17:59:01 18.93 2.34 16.58 977.17 2027.66 18:00:01 0.33 0.02 0.32 0.53 4.46 18:01:01 0.30 0.02 0.28 0.13 4.16 18:02:01 0.55 0.12 0.43 2.13 8.10 18:03:01 0.28 0.00 0.28 0.00 4.11 18:04:01 0.22 0.02 0.20 0.13 1.76 18:05:01 0.32 0.00 0.32 0.00 3.60 18:06:01 1.65 0.00 1.65 0.00 14.99 18:07:01 3.01 0.47 2.55 40.99 28.07 18:08:02 0.22 0.00 0.22 0.00 2.16 18:09:01 0.24 0.00 0.24 0.00 2.08 Average: 2.32 0.26 2.06 90.27 185.70 17:58:03 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:59:01 165556 1716000 91.20 2620 1157756 1128436 38.51 415980 1139548 24 18:00:01 174864 1706692 90.71 2620 1157760 1071300 36.56 411620 1135720 12 18:01:01 170620 1710936 90.93 2620 1157768 1073892 36.65 415704 1135524 12 18:02:01 172648 1708908 90.82 2620 1157912 1071808 36.58 413876 1135596 20 18:03:01 170972 1710584 90.91 2620 1157916 1071904 36.58 420216 1131012 8 18:04:01 171568 1709988 90.88 2620 1157924 1071936 36.58 422712 1127908 16 18:05:01 169888 1711668 90.97 2620 1157928 1071936 36.58 439904 1112324 8 18:06:01 167972 1713584 91.07 2620 1157932 1072296 36.60 445668 1108556 20 18:07:01 165120 1716436 91.22 2620 1159176 1083912 36.99 446848 1109784 8 18:08:02 169352 1712204 91.00 2620 1159180 1069936 36.51 432016 1121272 8 18:09:01 169672 1711884 90.98 2620 1159184 1069864 36.51 431668 1121276 8 Average: 169839 1711717 90.97 2620 1158221 1077929 36.79 426928 1125320 13 17:58:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 17:59:01 eth0 23.51 19.06 27.44 25.77 0.00 0.00 0.00 17:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:59:01 docker0 1.52 1.29 0.41 2.93 0.00 0.00 0.00 18:00:01 eth0 0.63 0.08 0.06 0.01 0.00 0.00 0.00 18:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:01:01 eth0 1.78 1.03 3.29 0.43 0.00 0.00 0.00 18:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:02:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 18:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:03:01 eth0 0.28 0.23 0.14 0.07 0.00 0.00 0.00 18:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:04:01 eth0 0.50 0.03 0.05 0.00 0.00 0.00 0.00 18:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:05:01 eth0 0.38 0.27 0.26 0.20 0.00 0.00 0.00 18:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:06:01 eth0 20.20 10.86 15.38 8.66 0.00 0.00 0.00 18:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:07:01 eth0 35.02 27.50 23.90 45.95 0.00 0.00 0.00 18:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:08:02 eth0 0.25 0.22 0.08 0.07 0.00 0.00 0.00 18:08:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:08:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:09:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 18:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 7.49 5.37 6.37 7.34 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.13 0.11 0.04 0.26 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) 07/08/20 _x86_64_ (4 CPU) 17:56:58 LINUX RESTART 17:58:03 CPU %user %nice %system %iowait %steal %idle 17:59:01 all 1.93 0.00 1.10 0.46 2.15 94.37 17:59:01 0 1.41 0.00 1.17 0.03 2.22 95.16 17:59:01 1 1.65 0.00 1.10 0.64 2.12 94.48 17:59:01 2 1.51 0.00 1.21 0.17 2.04 95.07 17:59:01 3 3.12 0.00 0.90 0.99 2.18 92.81 18:00:01 all 0.07 0.00 0.03 0.00 0.52 99.37 18:00:01 0 0.03 0.00 0.03 0.00 0.88 99.06 18:00:01 1 0.22 0.00 0.03 0.00 0.28 99.47 18:00:01 2 0.02 0.00 0.05 0.00 0.27 99.67 18:00:01 3 0.02 0.00 0.05 0.00 0.65 99.29 18:01:01 all 0.12 0.00 0.04 0.00 0.49 99.34 18:01:01 0 0.05 0.00 0.03 0.02 0.51 99.39 18:01:01 1 0.30 0.00 0.03 0.00 0.37 99.30 18:01:01 2 0.05 0.00 0.02 0.00 0.13 99.80 18:01:01 3 0.07 0.00 0.05 0.00 0.98 98.91 18:02:01 all 0.10 0.00 0.05 0.00 0.19 99.65 18:02:01 0 0.03 0.00 0.05 0.02 0.17 99.73 18:02:01 1 0.28 0.00 0.05 0.00 0.13 99.53 18:02:01 2 0.02 0.00 0.03 0.00 0.05 99.90 18:02:01 3 0.08 0.00 0.08 0.00 0.40 99.43 18:03:01 all 0.09 0.00 0.04 0.00 0.39 99.48 18:03:01 0 0.03 0.00 0.07 0.00 0.38 99.52 18:03:01 1 0.22 0.00 0.02 0.00 0.40 99.37 18:03:01 2 0.07 0.00 0.03 0.00 0.37 99.53 18:03:01 3 0.02 0.00 0.03 0.00 0.43 99.52 18:04:01 all 0.06 0.00 0.03 0.00 0.52 99.39 18:04:01 0 0.00 0.00 0.05 0.00 0.37 99.58 18:04:01 1 0.18 0.00 0.02 0.00 0.98 98.82 18:04:01 2 0.05 0.00 0.05 0.00 0.68 99.22 18:04:01 3 0.02 0.00 0.00 0.00 0.07 99.92 18:05:01 all 0.10 0.00 0.06 0.00 0.43 99.41 18:05:01 0 0.02 0.00 0.15 0.00 0.40 99.43 18:05:01 1 0.30 0.00 0.03 0.00 0.61 99.05 18:05:01 2 0.05 0.00 0.02 0.00 0.56 99.37 18:05:01 3 0.02 0.00 0.03 0.00 0.15 99.80 18:06:01 all 0.28 0.00 0.07 0.00 0.71 98.93 18:06:01 0 0.23 0.00 0.08 0.00 0.52 99.16 18:06:01 1 0.48 0.00 0.07 0.02 0.85 98.59 18:06:01 2 0.12 0.00 0.07 0.02 0.85 98.95 18:06:01 3 0.30 0.00 0.05 0.02 0.60 99.04 18:07:01 all 0.49 0.00 0.18 0.02 0.83 98.48 18:07:01 0 0.22 0.00 0.17 0.00 0.87 98.75 18:07:01 1 0.40 0.00 0.13 0.02 0.85 98.60 18:07:01 2 0.87 0.00 0.22 0.02 0.67 98.23 18:07:01 3 0.48 0.00 0.23 0.03 0.93 98.32 18:08:02 all 0.11 0.00 0.03 0.00 0.36 99.50 18:08:02 0 0.33 0.00 0.02 0.00 0.50 99.15 18:08:02 1 0.08 0.00 0.05 0.00 0.56 99.30 18:08:02 2 0.02 0.00 0.03 0.00 0.20 99.75 18:08:02 3 0.02 0.00 0.02 0.00 0.20 99.77 18:09:01 all 0.12 0.00 0.03 0.00 0.16 99.69 18:09:01 0 0.39 0.00 0.02 0.00 0.39 99.21 18:09:01 1 0.02 0.00 0.03 0.00 0.10 99.85 18:09:01 2 0.03 0.00 0.03 0.00 0.12 99.81 18:09:01 3 0.02 0.00 0.03 0.00 0.03 99.92 Average: all 0.31 0.00 0.15 0.04 0.61 98.89 Average: 0 0.25 0.00 0.16 0.01 0.65 98.93 Average: 1 0.37 0.00 0.14 0.06 0.66 98.77 Average: 2 0.25 0.00 0.16 0.02 0.53 99.04 Average: 3 0.37 0.00 0.13 0.09 0.60 98.81