---> uname -a: Linux 225a0d559023 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: 2933.442 BogoMIPS: 5866.88 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 7.3G 42.7G 15% / 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 7.3G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-399 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-399@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 661 132 0 1043 1070 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) 07/09/20 _x86_64_ (4 CPU) 22:04:36 LINUX RESTART 22:05:02 tps rtps wtps bread/s bwrtn/s 22:06:01 99.42 40.16 59.27 7651.67 10292.75 22:07:01 2.53 0.00 2.53 0.00 60.16 22:08:01 0.42 0.00 0.42 0.00 6.50 22:09:01 0.25 0.00 0.25 0.00 2.56 22:10:01 0.25 0.00 0.25 0.00 3.10 22:11:01 0.40 0.00 0.40 0.00 5.35 22:12:01 0.28 0.02 0.27 0.13 3.08 Average: 14.60 5.66 8.94 1077.99 1461.62 22:05:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:06:01 135684 1745872 92.79 2620 1165764 1131060 38.60 481012 1102460 120 22:07:01 145388 1736168 92.27 2620 1165768 1081020 36.89 475124 1100864 20 22:08:01 143316 1738240 92.38 2620 1165776 1081104 36.90 477548 1100680 8 22:09:01 142472 1739084 92.43 2620 1165776 1081224 36.90 478016 1100680 16 22:10:01 141652 1739904 92.47 2620 1165780 1081020 36.89 478948 1100672 20 22:11:01 138852 1742704 92.62 2620 1165788 1081092 36.90 484732 1098052 8 22:12:01 139412 1742144 92.59 2620 1165792 1081148 36.90 484572 1098052 8 Average: 140968 1740588 92.51 2620 1165778 1088238 37.14 479993 1100209 29 22:05:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 22:06:01 eth0 733.10 488.18 1691.14 419.22 0.00 0.00 0.00 22:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:06:01 docker0 119.60 127.48 10.26 315.86 0.00 0.00 0.00 22:07:01 eth0 0.08 0.10 0.01 0.02 0.00 0.00 0.00 22:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:08:01 eth0 1.30 0.15 0.20 0.01 0.00 0.00 0.00 22:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:09:01 eth0 0.85 0.52 0.53 0.39 0.00 0.00 0.00 22:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 22:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:11:01 eth0 0.33 0.18 0.14 0.07 0.00 0.00 0.00 22:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:12:01 eth0 0.15 0.15 0.01 0.01 0.00 0.00 0.00 22:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 103.68 68.95 238.38 59.13 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 16.85 17.96 1.45 44.50 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) 07/09/20 _x86_64_ (4 CPU) 22:04:36 LINUX RESTART 22:05:02 CPU %user %nice %system %iowait %steal %idle 22:06:01 all 15.57 0.00 5.22 3.78 0.02 75.41 22:06:01 0 14.94 0.00 6.50 1.18 0.02 77.36 22:06:01 1 16.46 0.00 4.24 4.23 0.02 75.06 22:06:01 2 15.37 0.00 5.07 2.75 0.02 76.80 22:06:01 3 15.49 0.00 5.15 6.96 0.02 72.39 22:07:01 all 0.15 0.00 0.03 0.00 0.00 99.81 22:07:01 0 0.02 0.00 0.02 0.00 0.00 99.97 22:07:01 1 0.03 0.00 0.02 0.00 0.00 99.95 22:07:01 2 0.07 0.00 0.03 0.00 0.00 99.90 22:07:01 3 0.50 0.00 0.03 0.00 0.00 99.47 22:08:01 all 0.14 0.00 0.02 0.00 0.00 99.84 22:08:01 0 0.00 0.00 0.02 0.00 0.00 99.98 22:08:01 1 0.03 0.00 0.03 0.00 0.00 99.93 22:08:01 2 0.03 0.00 0.05 0.00 0.00 99.92 22:08:01 3 0.45 0.00 0.00 0.00 0.00 99.55 22:09:01 all 0.15 0.00 0.02 0.00 0.00 99.83 22:09:01 0 0.03 0.00 0.02 0.00 0.00 99.95 22:09:01 1 0.02 0.00 0.00 0.00 0.00 99.98 22:09:01 2 0.05 0.00 0.03 0.00 0.00 99.92 22:09:01 3 0.50 0.00 0.02 0.00 0.00 99.48 22:10:01 all 0.14 0.00 0.02 0.00 0.00 99.84 22:10:01 0 0.02 0.00 0.03 0.00 0.00 99.95 22:10:01 1 0.42 0.00 0.02 0.00 0.00 99.57 22:10:01 2 0.05 0.00 0.03 0.00 0.00 99.92 22:10:01 3 0.07 0.00 0.02 0.00 0.00 99.92 22:11:01 all 0.15 0.00 0.03 0.00 0.00 99.83 22:11:01 0 0.03 0.00 0.02 0.00 0.00 99.95 22:11:01 1 0.50 0.00 0.02 0.00 0.00 99.48 22:11:01 2 0.03 0.00 0.05 0.00 0.00 99.92 22:11:01 3 0.02 0.00 0.02 0.00 0.00 99.97 22:12:01 all 0.15 0.00 0.01 0.00 0.00 99.84 22:12:01 0 0.00 0.00 0.02 0.00 0.00 99.98 22:12:01 1 0.52 0.00 0.02 0.00 0.00 99.47 22:12:01 2 0.03 0.00 0.02 0.00 0.00 99.95 22:12:01 3 0.05 0.00 0.03 0.00 0.00 99.92 Average: all 2.30 0.00 0.75 0.53 0.00 96.42 Average: 0 2.10 0.00 0.92 0.16 0.00 96.81 Average: 1 2.52 0.00 0.61 0.59 0.00 96.27 Average: 2 2.19 0.00 0.74 0.38 0.00 96.68 Average: 3 2.39 0.00 0.74 0.97 0.00 95.90