---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1658 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 UTC 2022 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: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K 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 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 2.0G 0 2.0G 0% /dev tmpfs 395M 688K 394M 1% /run /dev/vda1 20G 9.4G 9.9G 49% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3944 454 1112 0 2377 3221 Swap: 1023 0 1023 ---> 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: ens3: mtu 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:f2:ed:0a brd ff:ff:ff:ff:ff:ff inet 10.32.6.51/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86179sec preferred_lft 86179sec inet6 fe80::f816:3eff:fef2:ed0a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:fc:2d:32:f8 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:fcff:fe2d:32f8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-docker-4c-4g-1658) 12/05/23 _x86_64_ (4 CPU) 04:13:25 LINUX RESTART (4 CPU) 04:14:01 tps rtps wtps bread/s bwrtn/s 04:15:01 113.61 36.31 77.30 1865.16 5951.67 04:16:01 179.94 8.93 171.00 1614.53 24369.14 04:17:01 50.31 0.67 49.64 47.73 6280.29 Average: 114.62 15.30 99.32 1175.80 12200.37 04:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:15:01 1656960 3351072 2381696 58.97 50364 1799120 858856 16.88 565232 1636000 143080 04:16:01 1084764 3330460 2953892 73.14 75480 2302776 1120588 22.03 746680 1976488 100224 04:17:01 1094212 3253284 2944444 72.91 80412 2214444 959664 18.86 831732 1887764 34892 Average: 1278645 3311605 2760011 68.34 68752 2105447 979703 19.26 714548 1833417 92732 04:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:15:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 04:15:01 ens3 154.89 118.60 979.15 41.88 0.00 0.00 0.00 0.00 04:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:16:01 lo 2.40 2.40 0.22 0.22 0.00 0.00 0.00 0.00 04:16:01 ens3 246.48 177.69 1675.03 22.99 0.00 0.00 0.00 0.00 04:16:01 docker0 88.30 137.01 4.89 816.07 0.00 0.00 0.00 0.00 04:17:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 04:17:01 ens3 22.38 21.21 43.03 9.39 0.00 0.00 0.00 0.00 04:17:01 docker0 0.00 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 141.25 105.83 899.07 24.75 0.00 0.00 0.00 0.00 Average: docker0 29.43 45.69 1.63 272.02 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-docker-4c-4g-1658) 12/05/23 _x86_64_ (4 CPU) 04:13:25 LINUX RESTART (4 CPU) 04:14:01 CPU %user %nice %system %iowait %steal %idle 04:15:01 all 20.65 0.00 1.61 3.30 0.06 74.38 04:15:01 0 9.20 0.00 1.53 10.58 0.05 78.64 04:15:01 1 25.34 0.00 1.58 0.55 0.07 72.46 04:15:01 2 16.94 0.00 1.09 1.22 0.05 80.70 04:15:01 3 31.15 0.00 2.22 0.85 0.07 65.71 04:16:01 all 15.40 0.00 3.04 5.02 0.08 76.47 04:16:01 0 9.65 0.00 2.75 4.91 0.07 82.63 04:16:01 1 27.41 0.00 3.49 4.87 0.12 64.11 04:16:01 2 15.69 0.00 2.60 0.66 0.08 80.96 04:16:01 3 8.80 0.00 3.30 9.66 0.05 78.19 04:17:01 all 17.94 0.00 1.20 1.42 0.05 79.40 04:17:01 0 12.68 0.00 0.91 0.10 0.03 86.28 04:17:01 1 24.43 0.00 1.60 3.79 0.05 70.13 04:17:01 2 17.17 0.00 1.10 0.37 0.03 81.33 04:17:01 3 17.47 0.00 1.20 1.42 0.07 79.84 Average: all 18.00 0.00 1.95 3.25 0.06 76.75 Average: 0 10.51 0.00 1.73 5.21 0.05 82.51 Average: 1 25.73 0.00 2.23 3.07 0.08 68.90 Average: 2 16.60 0.00 1.60 0.75 0.06 81.00 Average: 3 19.15 0.00 2.24 3.97 0.06 74.57