---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-14389 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: 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): 0-7 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 27965 0 3322 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:d1:51:72 brd ff:ff:ff:ff:ff:ff inet 10.30.107.254/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86090sec preferred_lft 86090sec inet6 fe80::f816:3eff:fed1:5172/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:48:75:2e:02 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::42:48ff:fe75:2e02/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-14389) 11/22/25 _x86_64_ (8 CPU) 03:44:11 LINUX RESTART (8 CPU) 03:45:02 tps rtps wtps bread/s bwrtn/s 03:46:01 198.78 35.43 163.35 1740.32 91837.32 03:47:01 149.97 19.29 130.67 1427.26 41556.15 03:48:01 18.95 4.08 14.87 159.60 3296.00 03:49:01 294.24 4.37 289.87 606.60 20688.57 Average: 165.35 15.71 149.64 980.31 39125.74 03:45:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:46:01 29756656 31494312 3182564 9.66 80044 1960608 1743424 5.13 1069116 1802296 144032 03:47:01 27523556 29804372 5415664 16.44 91912 2475896 3526296 10.38 2941660 2111588 368 03:48:01 28612344 31398076 4326876 13.14 93392 2971744 2112696 6.22 1614192 2345664 395164 03:49:01 28670896 31615108 4268324 12.96 95836 3125328 1450968 4.27 1462928 2438796 29128 Average: 28640863 31077967 4298357 13.05 90296 2633394 2208346 6.50 1771974 2174586 142173 03:45:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:46:01 lo 1.29 1.29 0.15 0.15 0.00 0.00 0.00 0.00 03:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:46:01 ens3 115.18 93.04 1361.42 24.48 0.00 0.00 0.00 0.00 03:47:01 vethd18ba81 0.27 0.42 0.07 0.04 0.00 0.00 0.00 0.00 03:47:01 lo 6.81 6.81 2.10 2.10 0.00 0.00 0.00 0.00 03:47:01 docker0 0.37 0.52 0.07 0.05 0.00 0.00 0.00 0.00 03:47:01 veth2f8cd0f 0.10 0.33 0.01 0.03 0.00 0.00 0.00 0.00 03:48:01 lo 21.42 21.42 9.10 9.10 0.00 0.00 0.00 0.00 03:48:01 docker0 0.15 0.18 0.01 0.01 0.00 0.00 0.00 0.00 03:48:01 veth2f8cd0f 0.10 0.17 0.01 0.01 0.00 0.00 0.00 0.00 03:48:01 ens3 1158.57 888.42 8501.34 259.47 0.00 0.00 0.00 0.00 03:49:01 lo 0.73 0.73 0.08 0.08 0.00 0.00 0.00 0.00 03:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:49:01 ens3 334.77 225.71 2190.77 107.25 0.00 0.00 0.00 0.00 Average: lo 7.59 7.59 2.87 2.87 0.00 0.00 0.00 0.00 Average: docker0 0.13 0.18 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 294.85 224.58 2433.15 74.69 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-14389) 11/22/25 _x86_64_ (8 CPU) 03:44:11 LINUX RESTART (8 CPU) 03:45:02 CPU %user %nice %system %iowait %steal %idle 03:46:01 all 11.79 0.00 0.80 4.02 0.05 83.34 03:46:01 0 17.11 0.00 1.02 0.73 0.03 81.11 03:46:01 1 10.90 0.00 1.04 0.90 0.05 87.12 03:46:01 2 7.39 0.00 0.71 4.79 0.07 87.03 03:46:01 3 2.18 0.00 0.22 0.05 0.03 97.52 03:46:01 4 7.77 0.00 0.44 0.73 0.03 91.03 03:46:01 5 2.64 0.00 0.43 3.69 0.09 93.16 03:46:01 6 44.50 0.00 2.43 3.06 0.12 49.89 03:46:01 7 1.79 0.00 0.20 18.20 0.03 79.78 03:47:01 all 32.58 0.00 1.37 3.15 0.08 62.82 03:47:01 0 31.14 0.00 0.85 0.20 0.07 67.74 03:47:01 1 33.85 0.00 1.24 0.18 0.08 64.64 03:47:01 2 31.63 0.00 1.94 1.29 0.08 65.06 03:47:01 3 34.99 0.00 1.59 9.32 0.08 54.02 03:47:01 4 33.97 0.00 1.44 8.35 0.10 56.14 03:47:01 5 36.36 0.00 1.66 0.52 0.07 61.39 03:47:01 6 37.39 0.00 1.07 0.28 0.07 61.19 03:47:01 7 21.32 0.00 1.19 5.03 0.07 72.39 03:48:01 all 27.32 0.00 1.15 0.07 0.07 71.38 03:48:01 0 16.70 0.00 0.85 0.00 0.07 82.38 03:48:01 1 28.95 0.00 1.10 0.15 0.07 69.73 03:48:01 2 24.97 0.00 1.60 0.02 0.07 73.34 03:48:01 3 34.53 0.00 0.72 0.07 0.07 64.62 03:48:01 4 29.64 0.00 1.40 0.28 0.08 68.59 03:48:01 5 22.22 0.00 1.29 0.02 0.08 76.38 03:48:01 6 31.04 0.00 1.05 0.02 0.07 67.83 03:48:01 7 30.50 0.00 1.20 0.00 0.07 68.23 03:49:01 all 22.15 0.00 0.89 0.96 0.05 75.94 03:49:01 0 21.69 0.00 0.27 0.00 0.05 77.99 03:49:01 1 28.44 0.00 1.20 0.08 0.07 70.21 03:49:01 2 26.47 0.00 1.85 3.46 0.08 68.13 03:49:01 3 20.36 0.00 0.77 1.00 0.03 77.84 03:49:01 4 27.69 0.00 1.30 2.79 0.03 68.18 03:49:01 5 19.07 0.00 0.80 0.00 0.08 80.04 03:49:01 6 14.31 0.00 0.60 0.38 0.03 84.67 03:49:01 7 19.19 0.00 0.33 0.02 0.03 80.42 Average: all 23.50 0.00 1.06 2.04 0.06 73.34 Average: 0 21.67 0.00 0.75 0.23 0.05 77.30 Average: 1 25.59 0.00 1.14 0.33 0.07 72.87 Average: 2 22.68 0.00 1.53 2.38 0.08 73.34 Average: 3 23.11 0.00 0.83 2.62 0.05 73.39 Average: 4 24.83 0.00 1.15 3.05 0.06 70.91 Average: 5 20.14 0.00 1.05 1.05 0.08 77.69 Average: 6 31.75 0.00 1.28 0.93 0.07 65.97 Average: 7 18.27 0.00 0.73 5.76 0.05 75.19