---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-14414 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 15G 141G 10% / 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 889 23828 0 7449 30822 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:f0:a8:f0 brd ff:ff:ff:ff:ff:ff inet 10.30.107.31/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86106sec preferred_lft 86106sec inet6 fe80::f816:3eff:fef0:a8f0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:58:a2:50:6e 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::42:58ff:fea2:506e/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-14414) 11/22/25 _x86_64_ (8 CPU) 05:43:27 LINUX RESTART (8 CPU) 05:44:01 tps rtps wtps bread/s bwrtn/s 05:45:01 302.88 42.81 260.07 2978.70 55076.42 05:46:01 743.98 5.35 738.63 513.78 245688.79 05:47:01 180.50 0.52 179.99 59.46 66631.56 05:48:01 61.60 1.28 60.31 93.70 1493.37 Average: 322.23 12.49 309.74 911.38 92218.75 05:44:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:45:01 29935360 31727688 3003860 9.12 77868 2017048 1356684 3.99 856808 1841916 306112 05:46:01 23985380 30972704 8953840 27.18 167904 6884744 6899312 20.30 1822140 6470312 49416 05:47:01 22313884 29731548 10625336 32.26 198688 7245532 8374464 24.64 3200860 6702464 468 05:48:01 24437404 31595324 8501816 25.81 200380 6980504 1573844 4.63 1399328 6455200 28048 Average: 25168007 31006816 7771213 23.59 161210 5781957 4551076 13.39 1819784 5367473 96011 05:44:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:45:01 ens3 165.09 121.80 2306.02 32.29 0.00 0.00 0.00 0.00 05:45:01 lo 2.13 2.13 0.23 0.23 0.00 0.00 0.00 0.00 05:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:46:01 vethc721b3c 0.38 0.53 0.02 0.03 0.00 0.00 0.00 0.00 05:46:01 veth3e63b7c 0.00 0.18 0.00 0.01 0.00 0.00 0.00 0.00 05:46:01 veth03958b9 1.45 1.43 0.15 0.16 0.00 0.00 0.00 0.00 05:46:01 veth2e15ddb 53.52 73.49 8.35 9.91 0.00 0.00 0.00 0.00 05:47:01 vethc721b3c 7.83 8.57 1.49 0.90 0.00 0.00 0.00 0.00 05:47:01 veth3e63b7c 0.33 0.45 0.03 0.90 0.00 0.00 0.00 0.00 05:47:01 veth03958b9 12.88 10.60 1.49 1.58 0.00 0.00 0.00 0.00 05:47:01 veth2e15ddb 90.92 92.03 18.64 15.71 0.00 0.00 0.00 0.00 05:48:01 ens3 2111.88 1210.26 41117.95 174.45 0.00 0.00 0.00 0.00 05:48:01 lo 26.19 26.19 2.64 2.64 0.00 0.00 0.00 0.00 05:48:01 docker0 17.06 21.51 2.51 336.97 0.00 0.00 0.00 0.00 Average: ens3 462.16 258.92 10107.58 34.35 0.00 0.00 0.00 0.00 Average: lo 5.58 5.58 0.58 0.58 0.00 0.00 0.00 0.00 Average: docker0 4.27 5.38 0.63 84.25 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-14414) 11/22/25 _x86_64_ (8 CPU) 05:43:27 LINUX RESTART (8 CPU) 05:44:01 CPU %user %nice %system %iowait %steal %idle 05:45:01 all 10.29 0.00 0.93 2.34 0.04 86.40 05:45:01 0 1.82 0.00 0.52 0.20 0.02 97.45 05:45:01 1 1.87 0.00 0.57 5.74 0.03 91.79 05:45:01 2 6.22 0.00 0.82 0.15 0.07 92.74 05:45:01 3 20.79 0.00 0.90 3.70 0.05 74.55 05:45:01 4 22.97 0.00 1.72 3.67 0.07 71.57 05:45:01 5 13.86 0.00 1.09 0.85 0.07 84.13 05:45:01 6 4.05 0.00 1.22 4.05 0.02 90.67 05:45:01 7 10.74 0.00 0.60 0.37 0.03 88.25 05:46:01 all 21.93 0.00 10.00 9.42 0.11 58.53 05:46:01 0 22.59 0.00 10.29 6.64 0.12 60.36 05:46:01 1 20.60 0.00 8.82 9.90 0.08 60.59 05:46:01 2 22.70 0.00 9.39 3.59 0.10 64.22 05:46:01 3 22.96 0.00 8.96 11.59 0.12 56.36 05:46:01 4 21.96 0.00 11.85 31.39 0.12 34.68 05:46:01 5 21.07 0.00 10.88 4.91 0.10 63.04 05:46:01 6 21.63 0.00 9.40 2.13 0.10 66.75 05:46:01 7 21.96 0.00 10.49 5.38 0.15 62.01 05:47:01 all 26.75 0.00 3.51 1.92 0.10 67.72 05:47:01 0 15.10 0.00 2.78 3.73 0.10 78.28 05:47:01 1 28.53 0.00 3.36 1.19 0.10 66.82 05:47:01 2 28.06 0.00 3.58 3.51 0.10 64.74 05:47:01 3 32.55 0.00 4.02 0.64 0.10 62.69 05:47:01 4 28.87 0.00 3.84 1.50 0.10 65.69 05:47:01 5 21.84 0.00 2.76 0.44 0.10 74.86 05:47:01 6 29.55 0.00 3.54 2.05 0.08 64.78 05:47:01 7 29.49 0.00 4.15 2.31 0.08 63.97 05:48:01 all 5.95 0.00 0.84 0.20 0.05 92.96 05:48:01 0 1.12 0.00 0.72 0.10 0.07 97.99 05:48:01 1 9.64 0.00 1.12 0.07 0.03 89.14 05:48:01 2 25.81 0.00 1.59 0.15 0.08 72.37 05:48:01 3 1.27 0.00 0.62 0.07 0.02 98.03 05:48:01 4 1.34 0.00 0.57 0.05 0.03 98.01 05:48:01 5 3.42 0.00 0.45 0.08 0.05 96.00 05:48:01 6 3.89 0.00 0.90 0.10 0.05 95.06 05:48:01 7 1.17 0.00 0.72 1.04 0.05 97.03 Average: all 16.20 0.00 3.80 3.45 0.07 76.48 Average: 0 10.12 0.00 3.56 2.66 0.08 83.59 Average: 1 15.14 0.00 3.45 4.21 0.06 77.14 Average: 2 20.67 0.00 3.82 1.84 0.09 73.57 Average: 3 19.38 0.00 3.61 3.97 0.07 72.97 Average: 4 18.75 0.00 4.46 9.05 0.08 67.66 Average: 5 14.98 0.00 3.76 1.56 0.08 79.63 Average: 6 14.75 0.00 3.75 2.08 0.06 79.36 Average: 7 15.81 0.00 3.96 2.26 0.08 77.89