---> uname -a: Linux accd8d43d0c5 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% /w/workspace/ndry_app-functions-sdk-go_PR-403@tmp /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-403 ---> free -m: total used free shared buff/cache available Mem: 1837 684 128 0 1024 1047 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) 07/20/20 _x86_64_ (4 CPU) 23:45:28 LINUX RESTART 23:46:01 tps rtps wtps bread/s bwrtn/s 23:47:02 63.51 16.69 46.82 5147.15 6547.32 23:48:01 1.78 0.00 1.78 0.00 35.16 23:49:01 0.28 0.00 0.28 0.00 3.15 23:50:01 0.70 0.00 0.70 0.00 8.51 23:51:01 0.23 0.00 0.23 0.00 3.18 23:52:01 0.35 0.00 0.35 0.00 4.75 23:53:01 0.35 0.03 0.32 0.27 3.03 Average: 9.63 2.40 7.23 737.70 946.51 23:46:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:47:02 195604 1685952 89.60 2620 1100504 1103468 37.66 461056 1065588 120 23:48:01 199016 1682540 89.42 2620 1100468 1085104 37.03 461172 1062580 20 23:49:01 196660 1684896 89.55 2620 1100476 1063660 36.30 466808 1059716 16 23:50:01 194892 1686664 89.64 2620 1100476 1063696 36.30 469048 1059208 8 23:51:01 194840 1686716 89.64 2620 1100480 1063708 36.30 479684 1048776 8 23:52:01 195640 1685916 89.60 2620 1100488 1063636 36.30 479176 1048776 8 23:53:01 195240 1686316 89.62 2620 1100492 1066288 36.39 479360 1048776 8 Average: 195985 1685571 89.58 2620 1100483 1072794 36.61 470901 1056203 27 23:46:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 23:47:02 eth0 736.41 483.33 1601.89 411.63 0.00 0.00 0.00 23:47:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:47:02 docker0 119.53 112.96 10.29 306.32 0.00 0.00 0.00 23:48:01 eth0 2.64 0.51 0.70 0.37 0.00 0.00 0.00 23:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:49:01 eth0 2.15 0.70 0.63 0.44 0.00 0.00 0.00 23:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:50:01 eth0 0.77 0.38 0.30 0.23 0.00 0.00 0.00 23:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:51:01 eth0 0.57 0.37 0.28 0.20 0.00 0.00 0.00 23:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:52:01 eth0 0.33 0.23 0.17 0.08 0.00 0.00 0.00 23:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:53:01 eth0 0.22 0.08 0.01 0.01 0.00 0.00 0.00 23:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 106.49 69.59 229.87 59.18 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 17.13 16.19 1.47 43.90 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) 07/20/20 _x86_64_ (4 CPU) 23:45:28 LINUX RESTART 23:46:01 CPU %user %nice %system %iowait %steal %idle 23:47:02 all 11.53 0.00 3.56 1.82 0.01 83.08 23:47:02 0 11.32 0.00 4.05 1.65 0.00 82.99 23:47:02 1 9.93 0.00 3.43 0.95 0.02 85.67 23:47:02 2 13.51 0.00 3.38 2.75 0.02 80.35 23:47:02 3 11.36 0.00 3.40 1.96 0.00 83.29 23:48:01 all 0.15 0.00 0.05 0.00 0.00 99.81 23:48:01 0 0.03 0.00 0.03 0.00 0.00 99.93 23:48:01 1 0.47 0.00 0.05 0.00 0.00 99.47 23:48:01 2 0.07 0.00 0.07 0.00 0.00 99.86 23:48:01 3 0.02 0.00 0.02 0.00 0.00 99.97 23:49:01 all 0.17 0.00 0.03 0.00 0.00 99.80 23:49:01 0 0.03 0.00 0.03 0.00 0.00 99.93 23:49:01 1 0.57 0.00 0.05 0.00 0.00 99.38 23:49:01 2 0.03 0.00 0.05 0.00 0.00 99.92 23:49:01 3 0.02 0.00 0.02 0.00 0.00 99.97 23:50:01 all 0.15 0.00 0.04 0.00 0.00 99.81 23:50:01 0 0.02 0.00 0.03 0.00 0.00 99.95 23:50:01 1 0.43 0.00 0.02 0.00 0.00 99.55 23:50:01 2 0.17 0.00 0.03 0.00 0.00 99.80 23:50:01 3 0.03 0.00 0.05 0.00 0.02 99.90 23:51:01 all 0.08 0.00 0.05 0.00 0.00 99.86 23:51:01 0 0.03 0.00 0.02 0.00 0.02 99.93 23:51:01 1 0.05 0.00 0.07 0.00 0.00 99.88 23:51:01 2 0.22 0.00 0.08 0.00 0.00 99.70 23:51:01 3 0.03 0.00 0.05 0.00 0.00 99.92 23:52:01 all 0.03 0.00 0.03 0.00 0.00 99.94 23:52:01 0 0.00 0.00 0.00 0.00 0.00 100.00 23:52:01 1 0.03 0.00 0.05 0.00 0.00 99.92 23:52:01 2 0.05 0.00 0.03 0.00 0.00 99.92 23:52:01 3 0.02 0.00 0.05 0.00 0.00 99.93 23:53:01 all 0.16 0.00 0.03 0.00 0.00 99.81 23:53:01 0 0.02 0.00 0.02 0.02 0.00 99.95 23:53:01 1 0.03 0.00 0.03 0.00 0.00 99.93 23:53:01 2 0.53 0.00 0.02 0.00 0.00 99.45 23:53:01 3 0.07 0.00 0.03 0.00 0.00 99.90 Average: all 1.75 0.00 0.54 0.26 0.00 97.45 Average: 0 1.63 0.00 0.59 0.24 0.00 97.54 Average: 1 1.64 0.00 0.53 0.14 0.00 97.69 Average: 2 2.08 0.00 0.52 0.39 0.00 97.00 Average: 3 1.65 0.00 0.52 0.28 0.00 97.55