---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7621 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 9.8G 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 626 11612 0 3800 15083 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:7b:9d:37 brd ff:ff:ff:ff:ff:ff inet 10.30.107.116/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85661sec preferred_lft 85661sec inet6 fe80::f816:3eff:fe7b:9d37/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7621) 10/31/25 _x86_64_ (4 CPU) 00:05:53 LINUX RESTART (4 CPU) 00:06:01 tps rtps wtps bread/s bwrtn/s 00:07:03 371.14 54.37 316.76 3612.86 74144.71 00:08:01 137.92 40.77 97.16 2521.08 12787.31 00:09:01 45.16 6.77 38.39 198.23 5084.22 00:10:01 40.53 0.37 40.16 13.33 7444.49 00:11:01 28.95 0.45 28.50 9.07 4599.90 00:12:01 29.00 0.07 28.93 0.93 5652.39 00:13:01 33.73 1.35 32.38 27.60 3547.14 00:14:01 3.88 0.00 3.88 0.00 1439.89 00:15:01 3.92 0.00 3.92 0.00 883.71 00:16:01 12.38 0.00 12.38 0.00 1358.44 00:17:01 36.64 1.60 35.04 173.57 27107.75 00:18:01 51.62 1.77 49.86 117.85 3590.07 Average: 66.04 8.87 57.17 550.73 12301.83 00:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:07:03 13875492 15526372 2549476 15.52 69568 1779024 857156 4.91 706312 1624108 183964 00:08:01 11912176 13830764 4512792 27.48 81164 2022352 2396524 13.72 2470848 1792948 39056 00:09:01 11656556 13724600 4768412 29.03 87564 2158096 2429824 13.91 2613532 1891204 36252 00:10:01 11936800 14204620 4488168 27.33 93596 2344820 2264848 12.96 2153256 2057036 19840 00:11:01 11475340 13972116 4949628 30.13 100536 2550572 2190108 12.53 2439556 2212056 112872 00:12:01 11396988 13988520 5027980 30.61 102636 2637404 2122228 12.15 2434484 2290528 41644 00:13:01 11293708 13952000 5131260 31.24 105380 2698664 2136740 12.23 2485336 2339612 10472 00:14:01 11172524 13885220 5252444 31.98 105464 2751872 2206744 12.63 2554152 2391504 21968 00:15:01 11197164 13933892 5227804 31.83 105640 2774460 2271620 13.00 2511088 2409016 22944 00:16:01 11050876 14130484 5374092 32.72 107852 3102892 1906996 10.91 2378816 2675844 321016 00:17:01 10471928 14050384 5953040 36.24 111144 3574248 2137464 12.23 2505148 3102952 44880 00:18:01 11888592 15443248 4536376 27.62 114856 3547640 858228 4.91 1160828 3035268 25788 Average: 11610679 14220185 4814289 29.31 98783 2661837 1981540 11.34 2201113 2318506 73391 00:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:07:03 ens3 394.80 279.92 2191.66 78.10 0.00 0.00 0.00 0.00 00:07:03 lo 1.40 1.40 0.17 0.17 0.00 0.00 0.00 0.00 00:08:01 ens3 533.39 343.18 1623.64 118.55 0.00 0.00 0.00 0.00 00:08:01 lo 0.48 0.48 0.04 0.04 0.00 0.00 0.00 0.00 00:09:01 ens3 744.69 600.00 1526.99 222.47 0.00 0.00 0.00 0.00 00:09:01 lo 1.05 1.05 0.19 0.19 0.00 0.00 0.00 0.00 00:10:01 ens3 378.10 267.81 2727.67 74.77 0.00 0.00 0.00 0.00 00:10:01 lo 23.86 23.86 3.85 3.85 0.00 0.00 0.00 0.00 00:11:01 ens3 679.62 486.67 874.56 177.78 0.00 0.00 0.00 0.00 00:11:01 lo 0.45 0.45 0.03 0.03 0.00 0.00 0.00 0.00 00:12:01 ens3 1719.43 1158.39 1204.25 497.00 0.00 0.00 0.00 0.00 00:12:01 lo 1.68 1.68 0.27 0.27 0.00 0.00 0.00 0.00 00:13:01 ens3 7682.37 4204.25 2247.61 1899.36 0.00 0.00 0.00 0.00 00:13:01 lo 62.67 62.67 17.42 17.42 0.00 0.00 0.00 0.00 00:14:01 ens3 7448.93 4795.08 2263.84 2169.71 0.00 0.00 0.00 0.00 00:14:01 lo 6.42 6.42 1.14 1.14 0.00 0.00 0.00 0.00 00:15:01 ens3 270.91 213.91 70.28 73.39 0.00 0.00 0.00 0.00 00:15:01 lo 18.44 18.44 4.05 4.05 0.00 0.00 0.00 0.00 00:16:01 ens3 201.77 162.94 100.20 59.15 0.00 0.00 0.00 0.00 00:16:01 lo 1.48 1.48 0.29 0.29 0.00 0.00 0.00 0.00 00:17:01 ens3 980.49 725.68 2885.95 240.28 0.00 0.00 0.00 0.00 00:17:01 lo 0.33 0.33 0.05 0.05 0.00 0.00 0.00 0.00 00:18:01 ens3 224.28 170.94 257.29 196.05 0.00 0.00 0.00 0.00 00:18:01 lo 1.00 1.00 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 1774.99 1119.54 1497.46 484.89 0.00 0.00 0.00 0.00 Average: lo 9.97 9.97 2.31 2.31 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7621) 10/31/25 _x86_64_ (4 CPU) 00:05:53 LINUX RESTART (4 CPU) 00:06:01 CPU %user %nice %system %iowait %steal %idle 00:07:03 all 21.63 0.00 2.11 4.51 0.06 71.69 00:07:03 0 17.17 0.00 2.11 9.37 0.08 71.26 00:07:03 1 21.79 0.00 1.64 2.84 0.07 73.66 00:07:03 2 25.80 0.00 2.61 3.02 0.05 68.52 00:07:03 3 21.78 0.00 2.06 2.78 0.07 73.31 00:08:01 all 57.14 0.00 2.23 0.68 0.10 39.85 00:08:01 0 55.07 0.00 1.78 0.74 0.10 42.30 00:08:01 1 56.78 0.00 2.27 0.59 0.10 40.26 00:08:01 2 61.15 0.00 2.16 0.36 0.09 36.24 00:08:01 3 55.54 0.00 2.73 1.04 0.10 40.58 00:09:01 all 50.95 0.00 2.55 0.14 0.08 46.27 00:09:01 0 53.15 0.00 2.41 0.38 0.08 43.97 00:09:01 1 51.74 0.00 2.02 0.12 0.07 46.05 00:09:01 2 50.72 0.00 2.95 0.05 0.08 46.20 00:09:01 3 48.19 0.00 2.83 0.02 0.08 48.88 00:10:01 all 42.80 0.00 1.70 0.08 0.08 55.35 00:10:01 0 43.78 0.00 1.44 0.28 0.07 54.43 00:10:01 1 45.21 0.00 1.37 0.02 0.08 53.32 00:10:01 2 39.78 0.00 2.22 0.02 0.08 57.90 00:10:01 3 42.44 0.00 1.77 0.02 0.07 55.70 00:11:01 all 61.30 0.00 2.42 0.04 0.08 36.15 00:11:01 0 53.91 0.00 2.45 0.12 0.08 43.44 00:11:01 1 65.24 0.00 2.09 0.02 0.08 32.57 00:11:01 2 65.32 0.00 2.66 0.02 0.08 31.92 00:11:01 3 60.72 0.00 2.48 0.03 0.08 36.68 00:12:01 all 37.44 0.00 4.93 0.13 0.08 57.43 00:12:01 0 34.41 0.00 5.40 0.50 0.08 59.61 00:12:01 1 37.74 0.00 4.36 0.00 0.07 57.83 00:12:01 2 36.90 0.00 5.39 0.00 0.07 57.64 00:12:01 3 40.73 0.00 4.57 0.00 0.08 54.62 00:13:01 all 45.98 0.00 12.74 0.15 0.09 41.03 00:13:01 0 48.65 0.00 12.67 0.42 0.08 38.17 00:13:01 1 47.50 0.00 11.64 0.12 0.10 40.64 00:13:01 2 46.87 0.00 8.82 0.00 0.08 44.22 00:13:01 3 40.93 0.00 17.81 0.08 0.08 41.10 00:14:01 all 43.84 0.00 17.10 0.62 0.09 38.35 00:14:01 0 42.71 0.00 16.88 2.48 0.10 37.83 00:14:01 1 43.62 0.00 20.94 0.00 0.08 35.36 00:14:01 2 45.54 0.00 11.17 0.00 0.10 43.19 00:14:01 3 43.49 0.00 19.37 0.00 0.10 37.03 00:15:01 all 42.37 0.00 1.69 0.02 0.08 55.85 00:15:01 0 39.99 0.00 1.72 0.00 0.07 58.22 00:15:01 1 42.27 0.00 1.91 0.03 0.08 55.71 00:15:01 2 44.37 0.00 1.51 0.03 0.07 54.02 00:15:01 3 42.84 0.00 1.63 0.00 0.08 55.44 00:16:01 all 34.67 0.00 4.91 0.03 0.06 60.32 00:16:01 0 48.66 0.00 9.67 0.02 0.08 41.56 00:16:01 1 29.35 0.00 1.07 0.05 0.05 69.48 00:16:01 2 28.26 0.00 1.04 0.07 0.07 70.56 00:16:01 3 32.45 0.00 7.88 0.02 0.05 59.60 00:17:01 all 68.26 0.00 1.90 0.28 0.10 29.47 00:17:01 0 77.98 0.00 2.02 0.03 0.08 19.89 00:17:01 1 56.62 0.00 2.31 0.07 0.10 40.90 00:17:01 2 74.65 0.00 1.47 1.02 0.08 22.78 00:17:01 3 63.77 0.00 1.77 0.00 0.10 34.35 00:17:01 CPU %user %nice %system %iowait %steal %idle 00:18:01 all 25.49 0.00 1.73 0.38 0.05 72.35 00:18:01 0 20.28 0.00 1.24 0.07 0.05 78.36 00:18:01 1 35.00 0.00 3.49 1.05 0.07 60.39 00:18:01 2 35.88 0.00 1.18 0.37 0.05 62.52 00:18:01 3 10.81 0.00 1.02 0.03 0.05 88.09 Average: all 44.28 0.00 4.66 0.59 0.08 50.38 Average: 0 44.63 0.00 4.98 1.20 0.08 49.11 Average: 1 44.37 0.00 4.60 0.41 0.08 50.55 Average: 2 46.21 0.00 3.59 0.41 0.08 49.71 Average: 3 41.92 0.00 5.49 0.33 0.08 52.17