---> uname -a: Linux prd-centos7-docker-4c-2g-1520.vexxhost.local 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian 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: 32K L1i cache: 32K L2 cache: 4096K L3 cache: 16384K NUMA node0 CPU(s): 0-3 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 Avail Use% Mounted on devtmpfs 887M 0 887M 0% /dev tmpfs 919M 0 919M 0% /dev/shm tmpfs 919M 17M 903M 2% /run tmpfs 919M 0 919M 0% /sys/fs/cgroup /dev/vda1 50G 7.6G 43G 16% / tmpfs 184M 0 184M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 1837 590 65 16 1181 1047 Swap: 1023 1 1022 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default 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 inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc pfifo_fast state UP group default qlen 1000 link/ether fa:16:3e:a0:fd:00 brd ff:ff:ff:ff:ff:ff inet 10.30.122.86/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86183sec preferred_lft 86183sec inet6 fe80::f816:3eff:fea0:fd00/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:7e:47:98:9c brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:7eff:fe47:989c/64 scope link 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) 09/25/2020 _x86_64_ (4 CPU) 06:52:06 PM LINUX RESTART 06:53:01 PM tps rtps wtps bread/s bwrtn/s 06:54:01 PM 173.52 72.70 100.82 10432.09 24143.99 06:55:01 PM 96.64 18.43 78.21 1327.87 10989.79 06:56:01 PM 97.85 22.50 75.35 960.43 8123.68 Average: 122.68 37.88 84.79 4241.18 14420.93 06:53:01 PM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:54:01 PM 102276 1779280 94.56 2620 1158528 1101924 37.61 579084 993256 52 06:55:01 PM 66980 1814576 96.44 2596 1132992 1143216 39.02 671888 929972 27252 06:56:01 PM 88632 1792924 95.29 2596 1094508 1115436 38.07 665692 871496 13404 Average: 85963 1795593 95.43 2604 1128676 1120192 38.23 638888 931575 13569 06:53:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 06:54:01 PM eth0 580.26 391.01 1273.04 976.83 0.00 0.00 0.00 06:54:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:54:01 PM docker0 24.07 35.57 1.70 295.89 0.00 0.00 0.00 06:55:01 PM eth0 98.77 68.65 820.40 10.48 0.00 0.00 0.00 06:55:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:55:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:56:01 PM eth0 40.47 26.82 134.44 11.25 0.00 0.00 0.00 06:56:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:56:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 239.89 162.20 742.76 332.96 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 8.03 11.86 0.57 98.66 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) 09/25/2020 _x86_64_ (4 CPU) 06:52:06 PM LINUX RESTART 06:53:01 PM CPU %user %nice %system %iowait %steal %idle 06:54:01 PM all 16.53 0.00 4.38 3.18 0.02 75.88 06:54:01 PM 0 16.98 0.00 3.98 2.00 0.03 77.00 06:54:01 PM 1 12.16 0.00 3.38 3.01 0.02 81.44 06:54:01 PM 2 21.73 0.00 6.36 4.59 0.03 67.29 06:54:01 PM 3 15.27 0.00 3.80 3.14 0.00 77.80 06:55:01 PM all 16.64 0.00 2.39 0.72 0.01 80.25 06:55:01 PM 0 33.24 0.00 3.29 0.75 0.00 62.72 06:55:01 PM 1 5.40 0.00 1.31 0.50 0.00 92.79 06:55:01 PM 2 15.85 0.00 2.81 0.87 0.02 80.45 06:55:01 PM 3 12.05 0.00 2.17 0.72 0.02 85.04 06:56:01 PM all 16.37 0.00 2.79 2.24 0.01 78.59 06:56:01 PM 0 25.43 0.00 2.86 4.00 0.02 67.69 06:56:01 PM 1 12.98 0.00 2.89 1.37 0.02 82.74 06:56:01 PM 2 19.97 0.00 3.97 2.54 0.00 73.53 06:56:01 PM 3 7.16 0.00 1.41 1.06 0.02 90.36 Average: all 16.51 0.00 3.18 2.04 0.01 78.24 Average: 0 25.22 0.00 3.38 2.25 0.02 69.13 Average: 1 10.18 0.00 2.52 1.62 0.01 85.66 Average: 2 19.18 0.00 4.38 2.66 0.02 73.77 Average: 3 11.49 0.00 2.46 1.64 0.01 84.41