---> uname -a: Linux prd-centos7-docker-4c-2g-5291.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 7.7G 43G 16% / tmpfs 184M 0 184M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 1837 610 75 16 1151 1028 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:a5:6f:0c brd ff:ff:ff:ff:ff:ff inet 10.30.122.245/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86171sec preferred_lft 86171sec inet6 fe80::f816:3eff:fea5:6f0c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:26:cd:56:cc 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::42:26ff:fecd:56cc/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) 10/14/2020 _x86_64_ (4 CPU) 01:49:54 AM LINUX RESTART 01:51:01 AM tps rtps wtps bread/s bwrtn/s 01:52:01 AM 134.75 80.74 54.01 8579.23 7688.08 01:53:01 AM 90.06 14.55 75.51 1016.32 10294.91 01:54:02 AM 91.96 17.58 74.38 915.22 8683.08 Average: 105.59 37.63 67.96 3504.15 8888.56 01:51:01 AM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:52:01 AM 70292 1811264 96.26 2620 1142692 1161992 39.66 653060 976684 25964 01:53:01 AM 152496 1729060 91.90 2596 1039128 1118352 38.17 599104 903788 89616 01:54:02 AM 82464 1799092 95.62 2596 1064996 1131432 38.61 671712 869948 25188 Average: 101751 1779805 94.59 2604 1082272 1137259 38.81 641292 916807 46923 01:51:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 01:52:01 AM eth0 424.28 300.65 599.00 966.70 0.00 0.00 0.00 01:52:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:52:01 AM docker0 25.77 33.42 1.75 293.83 0.00 0.00 0.00 01:53:01 AM eth0 64.94 51.53 606.23 6.68 0.00 0.00 0.00 01:53:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:53:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:54:02 AM eth0 32.77 24.69 130.33 9.35 0.00 0.00 0.00 01:54:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:54:02 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 174.02 125.64 445.20 327.65 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 8.59 11.14 0.58 97.97 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) 10/14/2020 _x86_64_ (4 CPU) 01:49:54 AM LINUX RESTART 01:51:01 AM CPU %user %nice %system %iowait %steal %idle 01:52:01 AM all 17.64 0.00 3.93 2.45 0.01 75.96 01:52:01 AM 0 24.75 0.00 4.70 2.34 0.02 68.19 01:52:01 AM 1 10.81 0.00 2.80 2.18 0.00 84.21 01:52:01 AM 2 22.10 0.00 4.34 4.11 0.02 69.43 01:52:01 AM 3 12.93 0.00 3.88 1.18 0.00 82.01 01:53:01 AM all 16.44 0.00 3.11 1.02 0.00 79.42 01:53:01 AM 0 31.92 0.00 3.72 0.74 0.00 63.62 01:53:01 AM 1 12.90 0.00 3.35 1.32 0.02 82.42 01:53:01 AM 2 17.96 0.00 4.20 1.27 0.00 76.57 01:53:01 AM 3 3.08 0.00 1.19 0.77 0.02 94.95 01:54:02 AM all 13.14 0.00 2.55 2.58 0.00 81.73 01:54:02 AM 0 13.99 0.00 2.01 2.73 0.02 81.26 01:54:02 AM 1 11.69 0.00 3.03 1.22 0.00 84.06 01:54:02 AM 2 15.42 0.00 2.94 1.91 0.00 79.73 01:54:02 AM 3 11.44 0.00 2.23 4.45 0.00 81.88 Average: all 15.74 0.00 3.20 2.02 0.01 79.04 Average: 0 23.53 0.00 3.47 1.94 0.01 71.04 Average: 1 11.80 0.00 3.06 1.57 0.01 83.56 Average: 2 18.49 0.00 3.83 2.43 0.01 75.25 Average: 3 9.14 0.00 2.43 2.13 0.01 86.29