---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-16598 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 871 24053 0 7242 30840 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:a7:12:98 brd ff:ff:ff:ff:ff:ff inet 10.30.106.87/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85981sec preferred_lft 85981sec inet6 fe80::f816:3eff:fea7:1298/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:46:df:b9:a9 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::42:46ff:fedf:b9a9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-16598) 11/30/25 _x86_64_ (8 CPU) 18:28:22 LINUX RESTART (8 CPU) 18:29:01 tps rtps wtps bread/s bwrtn/s 18:30:01 172.99 28.28 144.71 2451.86 94962.97 18:31:01 684.94 5.22 679.72 457.12 210062.46 18:32:01 150.62 7.20 143.43 1310.45 12842.39 18:33:01 97.53 0.57 96.97 20.13 27506.16 18:34:01 9.18 0.08 9.10 14.00 240.89 18:35:01 67.89 1.27 66.62 89.45 2333.74 Average: 197.19 7.10 190.09 723.81 57990.59 18:29:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:30:01 28654680 31598584 4284540 13.01 85760 3138768 2180904 6.42 992464 2923844 1390148 18:31:01 24068900 30557816 8870320 26.93 160532 6421384 6849744 20.15 2263532 5970424 1020 18:32:01 22746888 29725012 10192332 30.94 183812 6844364 8383484 24.67 3233388 6255664 195784 18:33:01 22476252 29581160 10462968 31.76 195320 6944984 8337428 24.53 3736088 6008884 2016 18:34:01 22523508 29629524 10415712 31.62 195488 6947040 8181156 24.07 3699968 6002788 1036 18:35:01 24655936 31601640 8283284 25.15 196940 6780236 1553360 4.57 1825364 5815404 11924 Average: 24187694 30448956 8751526 26.57 169642 6179463 5914346 17.40 2625134 5496168 266988 18:29:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:30:01 ens3 487.92 324.88 13750.03 32.09 0.00 0.00 0.00 0.00 18:30:01 lo 12.13 12.13 1.15 1.15 0.00 0.00 0.00 0.00 18:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:31:01 veth6b9feaa 135.01 152.14 25.48 23.88 0.00 0.00 0.00 0.00 18:31:01 ens3 623.48 344.54 20408.19 28.79 0.00 0.00 0.00 0.00 18:31:01 veth4c35cbb 15.66 27.70 1.28 328.35 0.00 0.00 0.00 0.03 18:31:01 veth935b485 0.72 0.88 0.04 0.06 0.00 0.00 0.00 0.00 18:32:01 veth6b9feaa 133.33 134.79 33.36 15.26 0.00 0.00 0.00 0.00 18:32:01 ens3 60.84 37.43 1934.44 2.94 0.00 0.00 0.00 0.00 18:32:01 veth0a06c60 18.48 34.93 1.37 1089.00 0.00 0.00 0.00 0.09 18:32:01 veth4c35cbb 0.27 0.42 0.02 0.02 0.00 0.00 0.00 0.00 18:33:01 veth6b9feaa 503.62 506.11 98.73 54.29 0.00 0.00 0.00 0.01 18:33:01 ens3 25.26 19.23 337.19 3.25 0.00 0.00 0.00 0.00 18:33:01 veth4c35cbb 0.35 0.28 0.03 0.02 0.00 0.00 0.00 0.00 18:33:01 veth935b485 525.94 527.94 58.47 106.65 0.00 0.00 0.00 0.01 18:34:01 veth6b9feaa 106.48 106.95 20.29 11.21 0.00 0.00 0.00 0.00 18:34:01 ens3 9.47 9.75 6.20 1.88 0.00 0.00 0.00 0.00 18:34:01 veth4c35cbb 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 18:34:01 veth935b485 113.50 116.06 12.76 21.04 0.00 0.00 0.00 0.00 18:35:01 ens3 39.41 32.23 65.35 15.41 0.00 0.00 0.00 0.00 18:35:01 lo 26.56 26.56 2.39 2.39 0.00 0.00 0.00 0.00 18:35:01 docker0 35.69 57.94 3.56 1425.89 0.00 0.00 0.00 0.00 Average: ens3 207.72 128.01 6083.41 14.06 0.00 0.00 0.00 0.00 Average: lo 3.77 3.77 0.34 0.34 0.00 0.00 0.00 0.00 Average: docker0 5.95 9.66 0.59 237.64 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-16598) 11/30/25 _x86_64_ (8 CPU) 18:28:22 LINUX RESTART (8 CPU) 18:29:01 CPU %user %nice %system %iowait %steal %idle 18:30:01 all 11.12 0.00 1.59 2.70 0.05 84.54 18:30:01 0 11.81 0.00 1.75 0.27 0.03 86.14 18:30:01 1 12.33 0.00 1.55 0.65 0.03 85.43 18:30:01 2 5.55 0.00 1.30 1.84 0.03 91.28 18:30:01 3 23.95 0.00 2.36 0.95 0.03 72.71 18:30:01 4 4.22 0.00 1.18 2.04 0.07 92.49 18:30:01 5 3.06 0.00 1.47 5.42 0.05 89.99 18:30:01 6 2.38 0.00 0.90 9.36 0.05 87.30 18:30:01 7 25.63 0.00 2.26 1.09 0.07 70.96 18:31:01 all 25.47 0.00 7.95 9.18 0.10 57.30 18:31:01 0 24.56 0.00 7.47 4.02 0.10 63.84 18:31:01 1 20.89 0.00 6.76 10.32 0.10 61.93 18:31:01 2 30.88 0.00 8.01 9.71 0.10 51.30 18:31:01 3 23.00 0.00 7.36 1.97 0.08 67.58 18:31:01 4 22.86 0.00 8.38 12.19 0.10 56.48 18:31:01 5 24.68 0.00 7.52 5.41 0.10 62.28 18:31:01 6 28.72 0.00 8.40 6.26 0.10 56.52 18:31:01 7 28.16 0.00 9.71 23.58 0.12 38.43 18:32:01 all 16.71 0.00 2.38 0.71 0.09 80.12 18:32:01 0 18.26 0.00 2.54 0.43 0.10 78.67 18:32:01 1 11.75 0.00 1.93 0.92 0.07 85.33 18:32:01 2 20.95 0.00 2.91 0.27 0.10 75.76 18:32:01 3 12.13 0.00 1.93 0.13 0.10 85.70 18:32:01 4 15.71 0.00 2.16 0.15 0.08 81.89 18:32:01 5 16.28 0.00 2.56 3.23 0.08 77.86 18:32:01 6 15.68 0.00 2.08 0.32 0.07 81.85 18:32:01 7 22.90 0.00 2.87 0.20 0.07 73.96 18:33:01 all 8.79 0.00 1.55 1.41 0.08 88.17 18:33:01 0 6.18 0.00 1.10 3.20 0.07 89.45 18:33:01 1 6.45 0.00 1.44 2.90 0.08 89.12 18:33:01 2 8.24 0.00 0.98 0.05 0.07 90.66 18:33:01 3 8.89 0.00 1.67 0.77 0.08 88.59 18:33:01 4 8.73 0.00 1.56 0.82 0.07 88.82 18:33:01 5 11.60 0.00 1.57 0.60 0.15 86.07 18:33:01 6 8.81 0.00 2.38 2.11 0.10 86.60 18:33:01 7 11.41 0.00 1.62 0.85 0.08 86.03 18:34:01 all 1.35 0.00 0.39 0.03 0.07 98.16 18:34:01 0 1.72 0.00 0.32 0.00 0.08 97.87 18:34:01 1 1.29 0.00 0.25 0.02 0.03 98.41 18:34:01 2 1.87 0.00 0.30 0.02 0.07 97.74 18:34:01 3 0.80 0.00 0.42 0.02 0.07 98.70 18:34:01 4 1.04 0.00 0.53 0.00 0.07 98.36 18:34:01 5 1.34 0.00 0.52 0.12 0.10 97.93 18:34:01 6 1.34 0.00 0.42 0.02 0.05 98.18 18:34:01 7 1.40 0.00 0.47 0.05 0.08 98.00 18:35:01 all 5.62 0.00 0.68 0.21 0.04 93.45 18:35:01 0 2.25 0.00 0.43 0.03 0.02 97.27 18:35:01 1 1.00 0.00 0.62 1.09 0.05 97.25 18:35:01 2 18.94 0.00 0.95 0.08 0.05 79.98 18:35:01 3 13.39 0.00 0.80 0.15 0.03 85.63 18:35:01 4 1.32 0.00 0.72 0.07 0.07 97.83 18:35:01 5 3.45 0.00 0.78 0.22 0.03 95.51 18:35:01 6 0.67 0.00 0.50 0.02 0.03 98.78 18:35:01 7 3.97 0.00 0.60 0.05 0.03 95.34 Average: all 11.48 0.00 2.41 2.36 0.07 83.67 Average: 0 10.77 0.00 2.26 1.32 0.07 85.58 Average: 1 8.93 0.00 2.09 2.64 0.06 86.28 Average: 2 14.37 0.00 2.40 1.98 0.07 81.17 Average: 3 13.68 0.00 2.42 0.66 0.07 83.17 Average: 4 8.93 0.00 2.40 2.52 0.08 86.07 Average: 5 10.04 0.00 2.40 2.49 0.09 84.98 Average: 6 9.58 0.00 2.44 3.01 0.07 84.91 Average: 7 15.55 0.00 2.91 4.27 0.08 77.20