---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-28301 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: 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): 0-3 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 672K 1.6G 1% /run /dev/vda1 78G 9.8G 68G 13% / 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 592 11660 0 3787 15117 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:5c:1a:93 brd ff:ff:ff:ff:ff:ff inet 10.30.107.75/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85597sec preferred_lft 85597sec inet6 fe80::f816:3eff:fe5c:1a93/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-28301) 07/16/25 _x86_64_ (4 CPU) 00:05:19 LINUX RESTART (4 CPU) 00:06:01 tps rtps wtps bread/s bwrtn/s 00:07:01 176.29 34.01 142.28 1806.50 39850.69 00:08:01 78.70 6.43 72.27 670.02 31200.80 00:09:01 39.78 6.13 33.64 185.17 4862.52 00:10:01 11.32 0.23 11.08 10.27 915.87 00:11:01 32.06 0.28 31.78 4.27 7147.08 00:12:01 45.48 0.23 45.24 5.73 8560.44 00:13:01 19.41 0.20 19.21 3.87 2609.83 00:14:01 15.11 0.03 15.08 0.53 1566.54 00:15:01 4.85 1.12 3.73 23.20 1637.99 00:16:01 9.17 0.00 9.17 0.00 1032.49 00:17:01 19.31 1.30 18.01 152.64 15784.70 00:18:01 29.79 0.93 28.86 43.45 12661.25 Average: 40.11 4.24 35.86 242.14 10652.68 00:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:07:01 13487984 15324304 2936984 17.88 77540 1948408 957044 5.48 925580 1772904 133724 00:08:01 12425156 14397836 3999812 24.35 83616 2071616 1727720 9.89 1913832 1830308 48836 00:09:01 12418744 14501652 4006224 24.39 88636 2170880 1580040 9.04 1838320 1903016 17160 00:10:01 12122912 14224416 4302056 26.19 90340 2186264 1972464 11.29 2117836 1914344 11796 00:11:01 11962972 14297892 4461996 27.17 97576 2401272 2043548 11.70 2071584 2102540 35520 00:12:01 11240032 13823744 5184936 31.57 102576 2629972 2471468 14.14 2599324 2281468 28544 00:13:01 10448700 13102400 5976268 36.39 104364 2695736 3029108 17.34 3328880 2335652 26836 00:14:01 10945440 13641084 5479528 33.36 105384 2735500 2451624 14.03 2796180 2374600 25040 00:15:01 10922244 13642928 5502724 33.50 105500 2759412 2408340 13.78 2798696 2394768 1004 00:16:01 11115272 13869616 5309696 32.33 106680 2789276 2480100 14.19 2578276 2418940 6340 00:17:01 11482984 14972760 4941984 30.09 108952 3499520 1256032 7.19 1583792 3025812 310096 00:18:01 11941428 15469736 4483540 27.30 112480 3527768 819416 4.69 1131204 3015912 15624 Average: 11709489 14272364 4715479 28.71 98637 2617969 1933075 11.06 2140292 2280855 55043 00:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:07:01 lo 1.00 1.00 0.12 0.12 0.00 0.00 0.00 0.00 00:07:01 ens3 266.62 197.50 2111.90 34.31 0.00 0.00 0.00 0.00 00:08:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 00:08:01 ens3 738.41 463.47 1033.72 172.74 0.00 0.00 0.00 0.00 00:09:01 lo 1.38 1.38 0.21 0.21 0.00 0.00 0.00 0.00 00:09:01 ens3 707.42 447.43 1103.05 206.23 0.00 0.00 0.00 0.00 00:10:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 00:10:01 ens3 147.30 109.73 125.14 44.37 0.00 0.00 0.00 0.00 00:11:01 lo 23.03 23.03 3.80 3.80 0.00 0.00 0.00 0.00 00:11:01 ens3 515.18 372.35 2955.12 103.01 0.00 0.00 0.00 0.00 00:12:01 lo 2.13 2.13 0.30 0.30 0.00 0.00 0.00 0.00 00:12:01 ens3 393.40 285.02 1032.66 92.50 0.00 0.00 0.00 0.00 00:13:01 lo 51.09 51.09 15.55 15.55 0.00 0.00 0.00 0.00 00:13:01 ens3 7177.35 4887.52 2091.79 1998.30 0.00 0.00 0.00 0.00 00:14:01 lo 11.35 11.35 1.85 1.85 0.00 0.00 0.00 0.00 00:14:01 ens3 9692.90 5022.31 2836.89 2379.70 0.00 0.00 0.00 0.00 00:15:01 lo 13.93 13.93 2.59 2.59 0.00 0.00 0.00 0.00 00:15:01 ens3 3749.69 1795.72 1129.52 907.39 0.00 0.00 0.00 0.00 00:16:01 lo 13.13 13.13 3.07 3.07 0.00 0.00 0.00 0.00 00:16:01 ens3 501.90 336.68 172.92 119.78 0.00 0.00 0.00 0.00 00:17:01 lo 0.40 0.40 0.05 0.05 0.00 0.00 0.00 0.00 00:17:01 ens3 588.54 405.17 2220.41 103.96 0.00 0.00 0.00 0.00 00:18:01 lo 0.47 0.47 0.05 0.05 0.00 0.00 0.00 0.00 00:18:01 ens3 966.79 727.06 471.53 314.18 0.00 0.00 0.00 0.00 Average: lo 9.88 9.88 2.30 2.30 0.00 0.00 0.00 0.00 Average: ens3 2120.47 1254.17 1440.39 539.71 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-28301) 07/16/25 _x86_64_ (4 CPU) 00:05:19 LINUX RESTART (4 CPU) 00:06:01 CPU %user %nice %system %iowait %steal %idle 00:07:01 all 25.25 0.00 1.49 4.22 0.08 68.96 00:07:01 0 17.36 0.00 1.02 0.73 0.05 80.84 00:07:01 1 10.68 0.00 1.21 9.70 0.05 78.36 00:07:01 2 17.41 0.00 0.70 4.16 0.08 77.65 00:07:01 3 56.30 0.00 3.07 2.23 0.12 38.28 00:08:01 all 67.95 0.00 2.41 0.85 0.12 28.68 00:08:01 0 68.52 0.00 2.24 0.03 0.12 29.10 00:08:01 1 69.62 0.00 2.91 2.71 0.12 24.64 00:08:01 2 71.84 0.00 2.51 0.37 0.10 25.18 00:08:01 3 61.84 0.00 1.99 0.28 0.10 35.79 00:09:01 all 41.87 0.00 2.18 0.22 0.09 55.64 00:09:01 0 42.54 0.00 2.62 0.22 0.10 54.53 00:09:01 1 37.18 0.00 2.59 0.65 0.10 59.48 00:09:01 2 46.41 0.00 1.55 0.02 0.10 51.92 00:09:01 3 41.35 0.00 1.92 0.02 0.10 56.61 00:10:01 all 19.15 0.00 0.64 0.06 0.04 80.11 00:10:01 0 20.87 0.00 0.76 0.00 0.03 78.33 00:10:01 1 16.67 0.00 0.87 0.22 0.03 82.21 00:10:01 2 17.37 0.00 0.65 0.00 0.03 81.94 00:10:01 3 21.66 0.00 0.30 0.00 0.03 78.01 00:11:01 all 51.26 0.00 2.14 0.08 0.10 46.42 00:11:01 0 49.92 0.00 1.96 0.05 0.10 47.98 00:11:01 1 51.94 0.00 2.33 0.22 0.10 45.41 00:11:01 2 50.97 0.00 2.38 0.03 0.10 46.52 00:11:01 3 52.23 0.00 1.87 0.02 0.12 45.76 00:12:01 all 40.76 0.00 1.66 0.24 0.08 57.26 00:12:01 0 40.69 0.00 1.82 0.02 0.08 57.39 00:12:01 1 41.78 0.00 1.26 0.89 0.08 55.99 00:12:01 2 39.86 0.00 1.42 0.02 0.08 58.62 00:12:01 3 40.71 0.00 2.15 0.03 0.08 57.02 00:13:01 all 50.64 0.00 13.69 0.15 0.11 35.41 00:13:01 0 51.71 0.00 13.33 0.03 0.12 34.81 00:13:01 1 49.12 0.00 11.28 0.54 0.12 38.95 00:13:01 2 54.40 0.00 14.77 0.00 0.12 30.72 00:13:01 3 47.33 0.00 15.36 0.02 0.12 37.17 00:14:01 all 42.06 0.00 18.16 0.07 0.10 39.62 00:14:01 0 40.84 0.00 18.30 0.00 0.10 40.76 00:14:01 1 42.45 0.00 10.00 0.27 0.10 47.19 00:14:01 2 42.92 0.00 21.15 0.02 0.08 35.82 00:14:01 3 42.01 0.00 23.20 0.02 0.10 34.68 00:15:01 all 41.70 0.00 6.79 0.09 0.08 51.34 00:15:01 0 44.00 0.00 8.35 0.02 0.08 47.54 00:15:01 1 39.10 0.00 4.57 0.33 0.08 55.91 00:15:01 2 41.20 0.00 6.60 0.02 0.08 52.11 00:15:01 3 42.50 0.00 7.66 0.00 0.08 49.76 00:16:01 all 41.58 0.00 1.97 0.05 0.08 56.33 00:16:01 0 40.60 0.00 2.14 0.00 0.07 57.19 00:16:01 1 43.98 0.00 1.56 0.05 0.08 54.33 00:16:01 2 40.05 0.00 1.97 0.00 0.07 57.91 00:16:01 3 41.67 0.00 2.22 0.17 0.08 55.87 00:17:01 all 35.84 0.00 5.72 0.97 0.09 57.37 00:17:01 0 33.92 0.00 7.43 2.62 0.09 55.94 00:17:01 1 41.08 0.00 1.34 0.11 0.11 57.37 00:17:01 2 41.18 0.00 12.31 0.02 0.12 46.36 00:17:01 3 27.31 0.00 1.94 1.16 0.07 69.51 00:17:01 CPU %user %nice %system %iowait %steal %idle 00:18:01 all 59.69 0.00 2.17 0.24 0.09 37.81 00:18:01 0 67.65 0.00 3.51 0.12 0.08 28.64 00:18:01 1 61.17 0.00 1.55 0.02 0.08 37.18 00:18:01 2 51.68 0.00 1.55 0.55 0.08 46.13 00:18:01 3 58.29 0.00 2.08 0.27 0.08 39.28 Average: all 43.18 0.00 4.91 0.60 0.09 51.22 Average: 0 43.25 0.00 5.27 0.31 0.09 51.09 Average: 1 42.06 0.00 3.46 1.31 0.09 53.08 Average: 2 42.95 0.00 5.60 0.43 0.09 50.93 Average: 3 44.46 0.00 5.31 0.34 0.09 49.79