---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-1049 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 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): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 16G 0 16G 0% /dev tmpfs 3.2G 712K 3.2G 1% /run /dev/vda1 155G 11G 144G 8% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32167 879 27991 0 3296 30842 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:a6:1b:20 brd ff:ff:ff:ff:ff:ff inet 10.30.107.51/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86130sec preferred_lft 86130sec inet6 fe80::f816:3eff:fea6:1b20/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f9:e4:61:44 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:f9ff:fee4:6144/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-1049) 07/22/26 _x86_64_ (8 CPU) 22:28:22 LINUX RESTART (8 CPU) 22:29:01 tps rtps wtps bread/s bwrtn/s 22:30:01 185.20 34.98 150.22 1738.24 103706.45 22:31:01 168.36 19.43 148.93 1451.36 27975.87 22:32:01 18.48 3.90 14.58 140.78 828.00 Average: 124.01 19.44 104.58 1110.13 44170.10 22:29:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:30:01 29686424 31543060 3252796 9.88 78992 2078032 1991364 5.86 1020472 1924020 307144 22:31:01 27223416 29626088 5715804 17.35 92924 2593760 3772760 11.10 3124096 2233320 484 22:32:01 27935988 30542148 5003232 15.19 94460 2790576 2883988 8.49 2327560 2308464 176468 Average: 28281943 30570432 4657277 14.14 88792 2487456 2882704 8.48 2157376 2155268 161365 22:29:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:30:01 ens3 128.35 89.62 1927.73 17.61 0.00 0.00 0.00 0.00 22:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:01 lo 1.53 1.53 0.18 0.18 0.00 0.00 0.00 0.00 22:31:01 ens3 617.75 427.05 5695.89 67.75 0.00 0.00 0.00 0.00 22:31:01 docker0 0.17 0.28 0.01 0.02 0.00 0.00 0.00 0.00 22:31:01 vetha7d4be1 0.08 0.30 0.01 0.03 0.00 0.00 0.00 0.00 22:31:01 lo 2.33 2.33 0.33 0.33 0.00 0.00 0.00 0.00 22:32:01 ens3 520.58 274.10 329.39 110.89 0.00 0.00 0.00 0.00 22:32:01 docker0 0.32 0.38 0.06 0.04 0.00 0.00 0.00 0.00 22:32:01 vetha7d4be1 0.12 0.20 0.01 0.01 0.00 0.00 0.00 0.00 22:32:01 lo 25.98 25.98 10.81 10.81 0.00 0.00 0.00 0.00 Average: ens3 422.22 263.59 2651.00 65.41 0.00 0.00 0.00 0.00 Average: docker0 0.16 0.22 0.02 0.02 0.00 0.00 0.00 0.00 Average: vetha7d4be1 0.07 0.17 0.00 0.01 0.00 0.00 0.00 0.00 Average: lo 9.95 9.95 3.77 3.77 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-1049) 07/22/26 _x86_64_ (8 CPU) 22:28:22 LINUX RESTART (8 CPU) 22:29:01 CPU %user %nice %system %iowait %steal %idle 22:30:01 all 10.97 0.00 0.77 1.71 0.03 86.52 22:30:01 0 3.20 0.00 0.27 0.40 0.02 96.11 22:30:01 1 2.60 0.00 0.17 0.52 0.02 96.70 22:30:01 2 26.91 0.00 1.55 0.85 0.05 70.64 22:30:01 3 0.59 0.00 0.37 10.12 0.03 88.89 22:30:01 4 20.31 0.00 1.32 0.23 0.03 78.11 22:30:01 5 2.87 0.00 0.32 0.02 0.02 96.78 22:30:01 6 10.67 0.00 1.10 0.22 0.03 87.98 22:30:01 7 20.57 0.00 1.09 1.34 0.05 76.96 22:31:01 all 34.02 0.00 1.45 0.38 0.08 64.06 22:31:01 0 35.98 0.00 1.25 0.08 0.10 62.58 22:31:01 1 27.27 0.00 1.51 0.75 0.07 70.40 22:31:01 2 42.04 0.00 2.09 0.52 0.10 55.25 22:31:01 3 38.61 0.00 2.40 1.24 0.10 57.65 22:31:01 4 39.45 0.00 0.67 0.05 0.07 59.77 22:31:01 5 40.44 0.00 1.54 0.28 0.08 57.66 22:31:01 6 34.10 0.00 1.17 0.08 0.07 64.58 22:31:01 7 14.33 0.00 0.99 0.08 0.07 84.53 22:32:01 all 27.06 0.00 1.15 0.03 0.06 71.70 22:32:01 0 21.06 0.00 0.95 0.00 0.05 77.94 22:32:01 1 27.44 0.00 1.59 0.02 0.07 70.89 22:32:01 2 28.57 0.00 1.40 0.00 0.08 69.94 22:32:01 3 30.58 0.00 0.99 0.08 0.08 68.27 22:32:01 4 23.60 0.00 1.20 0.00 0.07 75.13 22:32:01 5 34.99 0.00 0.89 0.03 0.07 64.02 22:32:01 6 31.68 0.00 1.25 0.02 0.07 66.98 22:32:01 7 18.55 0.00 0.95 0.10 0.03 80.36 Average: all 24.01 0.00 1.12 0.71 0.06 74.10 Average: 0 20.07 0.00 0.82 0.16 0.06 78.89 Average: 1 19.09 0.00 1.09 0.43 0.05 79.34 Average: 2 32.49 0.00 1.68 0.46 0.08 65.29 Average: 3 23.27 0.00 1.25 3.81 0.07 71.60 Average: 4 27.79 0.00 1.06 0.09 0.06 71.00 Average: 5 26.08 0.00 0.91 0.11 0.06 72.84 Average: 6 25.48 0.00 1.17 0.11 0.06 73.18 Average: 7 17.82 0.00 1.01 0.51 0.05 80.62