---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-21 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: 2799.998 BogoMIPS: 5599.99 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 474 1124 0 2345 3202 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:61:78:e4 brd ff:ff:ff:ff:ff:ff inet 10.32.7.85/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86176sec preferred_lft 86176sec inet6 fe80::f816:3eff:fe61:78e4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c8:09:a9:5a 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 ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-docker-4c-4g-21) 11/17/23 _x86_64_ (4 CPU) 18:06:44 LINUX RESTART (4 CPU) 18:07:01 tps rtps wtps bread/s bwrtn/s 18:08:01 131.74 65.06 66.69 5189.94 44389.55 18:09:01 77.49 20.15 57.34 2211.50 9707.98 18:10:01 75.90 3.12 72.79 422.33 13643.86 Average: 95.05 29.44 65.61 2607.92 22580.46 18:07:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:08:01 1595792 3282708 2442864 60.49 48072 1793948 911516 17.92 638340 1624496 97940 18:09:01 1339060 3333812 2699596 66.84 68852 2065080 859272 16.89 644328 1842184 124756 18:10:01 1169068 3295256 2869588 71.05 73820 2189760 928472 18.25 791112 1858772 41920 Average: 1367973 3303925 2670683 66.13 63581 2016263 899753 17.69 691260 1775151 88205 18:07:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:08:01 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 18:08:01 ens3 489.94 293.62 2252.73 71.05 0.00 0.00 0.00 0.00 18:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:09:01 lo 2.13 2.13 0.18 0.18 0.00 0.00 0.00 0.00 18:09:01 ens3 42.93 38.79 520.75 6.70 0.00 0.00 0.00 0.00 18:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:01 lo 4.00 4.00 0.38 0.38 0.00 0.00 0.00 0.00 18:10:01 ens3 181.09 182.52 885.23 534.57 0.00 0.00 0.00 0.00 18:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.49 2.49 0.23 0.23 0.00 0.00 0.00 0.00 Average: ens3 237.98 171.64 1219.57 204.11 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-docker-4c-4g-21) 11/17/23 _x86_64_ (4 CPU) 18:06:44 LINUX RESTART (4 CPU) 18:07:01 CPU %user %nice %system %iowait %steal %idle 18:08:01 all 17.73 0.00 2.42 3.79 0.06 76.00 18:08:01 0 21.79 0.00 3.44 3.94 0.07 70.77 18:08:01 1 11.40 0.00 1.73 1.73 0.05 85.10 18:08:01 2 21.67 0.00 2.18 1.78 0.08 74.29 18:08:01 3 16.05 0.00 2.34 7.73 0.05 73.83 18:09:01 all 17.41 0.00 1.40 2.06 0.05 79.08 18:09:01 0 25.10 0.00 1.92 0.83 0.05 72.10 18:09:01 1 7.38 0.00 0.76 0.81 0.03 91.02 18:09:01 2 27.20 0.00 1.70 0.50 0.05 70.54 18:09:01 3 10.02 0.00 1.25 6.14 0.05 82.54 18:10:01 all 15.75 0.00 1.54 1.81 0.05 80.86 18:10:01 0 8.52 0.00 1.21 1.12 0.03 89.11 18:10:01 1 10.14 0.00 1.50 4.24 0.03 84.09 18:10:01 2 7.24 0.00 1.22 0.49 0.03 91.01 18:10:01 3 37.08 0.00 2.16 1.37 0.08 59.31 Average: all 16.96 0.00 1.78 2.55 0.05 78.65 Average: 0 18.49 0.00 2.19 1.96 0.05 77.31 Average: 1 9.63 0.00 1.33 2.26 0.04 86.75 Average: 2 18.72 0.00 1.70 0.92 0.06 78.60 Average: 3 21.05 0.00 1.92 5.08 0.06 71.89