---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-214 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 9.1G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 955 12098 0 2985 14757 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:8a:5a:b0 brd ff:ff:ff:ff:ff:ff inet 10.30.106.15/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85625sec preferred_lft 85625sec inet6 fe80::f816:3eff:fe8a:5ab0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-214) 12/20/25 _x86_64_ (4 CPU) 01:11:28 LINUX RESTART (4 CPU) 01:12:01 tps rtps wtps bread/s bwrtn/s 01:13:01 204.60 46.98 157.62 2318.41 47600.60 01:14:01 128.61 12.06 116.55 804.40 19018.03 01:15:01 11.71 2.42 9.30 72.39 2054.46 01:16:01 2.30 0.00 2.30 0.00 49.73 01:17:01 1.60 0.03 1.57 0.27 116.51 01:18:01 2.10 0.02 2.08 0.40 54.52 01:19:01 2.82 0.02 2.80 0.13 130.36 01:20:01 1.63 0.00 1.63 0.00 32.13 01:21:01 1.40 0.00 1.40 0.00 41.99 01:22:01 3.35 0.00 3.35 0.00 51.99 01:23:01 18.21 4.47 13.75 115.18 2214.96 01:24:01 27.90 0.85 27.05 87.19 21890.22 Average: 33.85 5.57 28.28 283.19 7771.19 01:12:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:13:01 13736420 15507368 2688548 16.37 69852 1894756 895572 5.13 720552 1740040 193848 01:14:01 11653184 13820296 4771784 29.05 80636 2267920 2404144 13.76 2507744 2006452 57784 01:15:01 9834912 12006780 6590056 40.12 80808 2272476 4139772 23.69 4335508 1992256 688 01:16:01 9814704 11989504 6610264 40.25 80864 2275292 4139772 23.69 4352704 1995064 2840 01:17:01 9797052 11972748 6627916 40.35 80960 2276064 4163292 23.83 4368312 1995848 856 01:18:01 9788056 11965924 6636912 40.41 81012 2278144 4179764 23.92 4376320 1997836 2236 01:19:01 9761400 11940376 6663568 40.57 81100 2279104 4197172 24.02 4401688 1998704 308 01:20:01 9768788 11947948 6656180 40.52 81132 2279224 4197172 24.02 4393984 1998832 196 01:21:01 9763488 11943568 6661480 40.56 81192 2280068 4197172 24.02 4398780 1999620 244 01:22:01 9702996 11886036 6721972 40.93 81288 2282756 4262328 24.39 4454172 2002272 2524 01:23:01 12773668 15501952 3651300 22.23 82652 2818676 740816 4.24 1166152 2218284 483748 01:24:01 12399896 15133732 4025072 24.51 84772 2822624 1099776 6.29 1675448 2080224 34216 Average: 10732880 12968019 5692088 34.66 80522 2335592 3218063 18.42 3429280 2002119 64957 01:12:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:13:01 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 01:13:01 ens3 150.81 98.17 2416.26 26.10 0.00 0.00 0.00 0.00 01:14:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 01:14:01 ens3 470.70 360.74 4459.08 57.17 0.00 0.00 0.00 0.00 01:15:01 lo 0.57 0.57 0.48 0.48 0.00 0.00 0.00 0.00 01:15:01 ens3 349.36 176.92 105.33 87.23 0.00 0.00 0.00 0.00 01:16:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 01:16:01 ens3 372.82 244.29 92.37 85.98 0.00 0.00 0.00 0.00 01:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:17:01 ens3 74.34 51.57 16.64 16.94 0.00 0.00 0.00 0.00 01:18:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 01:18:01 ens3 39.68 34.34 9.33 12.81 0.00 0.00 0.00 0.00 01:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:19:01 ens3 74.38 31.82 19.67 17.07 0.00 0.00 0.00 0.00 01:20:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 01:20:01 ens3 36.64 9.47 10.40 7.57 0.00 0.00 0.00 0.00 01:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:21:01 ens3 81.24 43.61 21.05 16.99 0.00 0.00 0.00 0.00 01:22:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 01:22:01 ens3 374.62 176.60 97.27 73.95 0.00 0.00 0.00 0.00 01:23:01 lo 0.97 0.97 0.08 0.08 0.00 0.00 0.00 0.00 01:23:01 ens3 2356.91 1645.73 1085.13 528.33 0.00 0.00 0.00 0.00 01:24:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 01:24:01 ens3 583.27 193.77 162.13 314.62 0.00 0.00 0.00 0.00 Average: lo 0.38 0.38 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 413.73 255.58 707.88 103.73 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-214) 12/20/25 _x86_64_ (4 CPU) 01:11:28 LINUX RESTART (4 CPU) 01:12:01 CPU %user %nice %system %iowait %steal %idle 01:13:01 all 22.32 0.00 1.65 4.00 0.05 71.97 01:13:01 0 12.11 0.00 0.73 1.52 0.03 85.61 01:13:01 1 22.09 0.00 1.39 1.10 0.07 75.35 01:13:01 2 46.01 0.00 3.33 2.72 0.10 47.84 01:13:01 3 9.07 0.00 1.14 10.69 0.05 79.06 01:14:01 all 44.15 0.00 1.77 2.23 0.08 51.76 01:14:01 0 41.22 0.00 2.16 2.59 0.08 53.94 01:14:01 1 39.23 0.00 1.56 1.64 0.08 57.48 01:14:01 2 49.70 0.00 1.24 1.50 0.07 47.50 01:14:01 3 46.43 0.00 2.16 3.18 0.08 48.14 01:15:01 all 33.10 0.00 1.10 0.05 0.05 65.70 01:15:01 0 32.11 0.00 0.93 0.03 0.07 66.86 01:15:01 1 29.46 0.00 1.64 0.02 0.05 68.84 01:15:01 2 36.37 0.00 0.92 0.12 0.05 62.55 01:15:01 3 34.46 0.00 0.92 0.03 0.05 64.54 01:16:01 all 2.23 0.00 0.46 0.02 0.02 97.27 01:16:01 0 2.65 0.00 0.38 0.00 0.00 96.97 01:16:01 1 2.13 0.00 0.47 0.00 0.02 97.38 01:16:01 2 2.25 0.00 0.57 0.07 0.03 97.08 01:16:01 3 1.87 0.00 0.40 0.00 0.02 97.72 01:17:01 all 0.93 0.00 0.11 0.02 0.02 98.92 01:17:01 0 1.17 0.00 0.12 0.02 0.02 98.68 01:17:01 1 0.95 0.00 0.02 0.00 0.00 99.03 01:17:01 2 0.70 0.00 0.13 0.07 0.03 99.07 01:17:01 3 0.90 0.00 0.17 0.02 0.02 98.90 01:18:01 all 0.89 0.00 0.13 0.02 0.03 98.94 01:18:01 0 0.75 0.00 0.08 0.00 0.00 99.16 01:18:01 1 0.92 0.00 0.07 0.00 0.03 98.98 01:18:01 2 1.35 0.00 0.20 0.07 0.05 98.33 01:18:01 3 0.55 0.00 0.17 0.00 0.02 99.27 01:19:01 all 1.65 0.00 0.19 0.04 0.02 98.10 01:19:01 0 1.51 0.00 0.18 0.00 0.02 98.29 01:19:01 1 1.67 0.00 0.15 0.00 0.03 98.15 01:19:01 2 1.58 0.00 0.22 0.15 0.03 98.02 01:19:01 3 1.85 0.00 0.18 0.00 0.02 97.95 01:20:01 all 0.38 0.00 0.05 0.01 0.02 99.54 01:20:01 0 0.52 0.00 0.02 0.00 0.02 99.45 01:20:01 1 0.38 0.00 0.05 0.00 0.00 99.57 01:20:01 2 0.12 0.00 0.10 0.05 0.03 99.70 01:20:01 3 0.48 0.00 0.07 0.00 0.03 99.42 01:21:01 all 0.80 0.00 0.12 0.01 0.01 99.05 01:21:01 0 1.10 0.00 0.18 0.00 0.00 98.72 01:21:01 1 0.60 0.00 0.07 0.00 0.00 99.33 01:21:01 2 0.78 0.00 0.05 0.05 0.00 99.12 01:21:01 3 0.73 0.00 0.18 0.00 0.03 99.05 01:22:01 all 4.88 0.00 0.40 0.02 0.03 94.68 01:22:01 0 3.55 0.00 0.40 0.00 0.02 96.03 01:22:01 1 3.95 0.00 0.45 0.00 0.02 95.58 01:22:01 2 4.85 0.00 0.52 0.05 0.03 94.55 01:22:01 3 7.15 0.00 0.25 0.02 0.03 92.55 01:23:01 all 39.96 0.00 4.34 0.07 0.08 55.55 01:23:01 0 43.66 0.00 3.50 0.00 0.08 52.76 01:23:01 1 37.53 0.00 4.84 0.00 0.07 57.56 01:23:01 2 33.39 0.00 4.22 0.27 0.08 62.03 01:23:01 3 45.25 0.00 4.79 0.00 0.08 49.88 01:23:01 CPU %user %nice %system %iowait %steal %idle 01:24:01 all 32.70 0.00 1.10 0.75 0.05 65.40 01:24:01 0 25.81 0.00 0.91 0.13 0.05 73.09 01:24:01 1 44.00 0.00 1.18 0.08 0.07 54.67 01:24:01 2 22.20 0.00 1.04 2.77 0.05 73.94 01:24:01 3 38.80 0.00 1.27 0.03 0.07 59.84 Average: all 15.32 0.00 0.95 0.60 0.04 83.09 Average: 0 13.85 0.00 0.80 0.36 0.03 84.97 Average: 1 15.23 0.00 0.99 0.24 0.04 83.51 Average: 2 16.59 0.00 1.04 0.66 0.05 81.66 Average: 3 15.61 0.00 0.97 1.16 0.04 82.22