---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6453 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 9.9G 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 572 11623 0 3843 15137 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:1f:e2:18 brd ff:ff:ff:ff:ff:ff inet 10.30.106.234/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85636sec preferred_lft 85636sec inet6 fe80::f816:3eff:fe1f:e218/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6453) 10/26/25 _x86_64_ (4 CPU) 00:05:21 LINUX RESTART (4 CPU) 00:06:01 tps rtps wtps bread/s bwrtn/s 00:07:01 156.10 28.42 127.68 1651.73 38853.20 00:08:01 67.47 11.21 56.26 812.00 6988.30 00:09:01 41.74 6.80 34.94 199.70 5286.32 00:10:01 43.34 0.32 43.02 12.00 7311.43 00:11:01 29.63 0.40 29.23 8.67 4504.18 00:12:01 30.61 0.08 30.52 1.07 5905.90 00:13:01 29.33 0.22 29.12 4.27 3414.27 00:14:01 3.13 0.00 3.13 0.00 1669.32 00:15:01 3.32 0.00 3.32 0.00 644.32 00:16:01 12.83 0.02 12.81 0.13 1393.10 00:17:01 32.24 1.62 30.63 173.70 28034.13 00:18:01 43.13 1.78 41.34 119.31 3554.47 Average: 41.07 4.24 36.83 248.52 8962.73 00:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:07:01 13675992 15440884 2748976 16.74 75220 1881412 904416 5.18 803576 1714692 98008 00:08:01 11882288 13803688 4542680 27.66 81720 2024416 2313948 13.24 2501880 1791788 35864 00:09:01 12003496 14084324 4421472 26.92 88100 2169996 2159704 12.36 2258232 1899220 35664 00:10:01 11931544 14207136 4493424 27.36 94364 2351348 2143268 12.27 2154272 2059556 16824 00:11:01 11422756 13932884 5002212 30.45 100776 2563320 2134248 12.21 2485688 2218912 117600 00:12:01 11545272 14155100 4879696 29.71 102852 2655032 2192260 12.55 2274980 2302540 43420 00:13:01 11220856 13894588 5204112 31.68 105500 2714220 2152300 12.32 2548796 2349500 13452 00:14:01 11110864 13836112 5314104 32.35 105580 2764184 2199424 12.59 2609252 2398552 14600 00:15:01 11243896 13992768 5181072 31.54 105776 2786824 2047436 11.72 2457808 2415736 23048 00:16:01 11038416 14174772 5386552 32.79 107992 3158600 1831272 10.48 2352112 2714712 363348 00:17:01 10024372 13647084 6400596 38.97 111140 3618104 2488168 14.24 2923724 3131576 47104 00:18:01 11901148 15498920 4523820 27.54 114880 3591324 806524 4.62 1123208 3062336 27904 Average: 11583408 14222355 4841560 29.48 99492 2689898 1947747 11.15 2207794 2338260 69736 00:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:07:01 ens3 114.82 68.18 1105.23 18.13 0.00 0.00 0.00 0.00 00:07:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 00:08:01 ens3 526.30 338.36 1412.99 108.75 0.00 0.00 0.00 0.00 00:08:01 lo 0.33 0.33 0.02 0.02 0.00 0.00 0.00 0.00 00:09:01 ens3 1546.48 872.80 1868.98 326.22 0.00 0.00 0.00 0.00 00:09:01 lo 1.22 1.22 0.20 0.20 0.00 0.00 0.00 0.00 00:10:01 ens3 541.77 386.24 2631.77 120.51 0.00 0.00 0.00 0.00 00:10:01 lo 23.94 23.94 3.85 3.85 0.00 0.00 0.00 0.00 00:11:01 ens3 675.44 512.45 869.76 193.02 0.00 0.00 0.00 0.00 00:11:01 lo 1.08 1.08 0.14 0.14 0.00 0.00 0.00 0.00 00:12:01 ens3 2221.69 1539.54 1343.02 635.72 0.00 0.00 0.00 0.00 00:12:01 lo 1.12 1.12 0.17 0.17 0.00 0.00 0.00 0.00 00:13:01 ens3 7933.58 4635.48 2478.54 2115.27 0.00 0.00 0.00 0.00 00:13:01 lo 62.72 62.72 17.40 17.40 0.00 0.00 0.00 0.00 00:14:01 ens3 8256.66 4276.74 2313.13 2038.11 0.00 0.00 0.00 0.00 00:14:01 lo 8.12 8.12 1.81 1.81 0.00 0.00 0.00 0.00 00:15:01 ens3 265.99 194.15 66.26 68.16 0.00 0.00 0.00 0.00 00:15:01 lo 18.29 18.29 4.04 4.04 0.00 0.00 0.00 0.00 00:16:01 ens3 159.02 118.78 79.39 43.56 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 1805.35 1238.28 3066.30 471.68 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 213.55 130.94 244.58 181.45 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 2021.62 1192.61 1456.65 526.69 0.00 0.00 0.00 0.00 Average: lo 10.02 10.02 2.35 2.35 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6453) 10/26/25 _x86_64_ (4 CPU) 00:05:21 LINUX RESTART (4 CPU) 00:06:01 CPU %user %nice %system %iowait %steal %idle 00:07:01 all 18.03 0.00 1.25 11.43 0.10 69.20 00:07:01 0 21.18 0.00 2.02 9.58 0.13 67.08 00:07:01 1 9.17 0.00 0.72 2.81 0.03 87.27 00:07:01 2 28.45 0.00 1.47 10.27 0.10 59.71 00:07:01 3 13.31 0.00 0.79 23.09 0.13 62.68 00:08:01 all 61.44 0.00 2.02 2.40 0.10 34.04 00:08:01 0 67.07 0.00 1.55 3.13 0.10 28.15 00:08:01 1 55.04 0.00 2.16 1.00 0.10 41.69 00:08:01 2 62.42 0.00 2.37 1.87 0.10 33.23 00:08:01 3 61.23 0.00 1.96 3.63 0.12 33.06 00:09:01 all 47.43 0.00 2.62 0.43 0.10 49.42 00:09:01 0 47.42 0.00 2.57 0.00 0.08 49.92 00:09:01 1 44.29 0.00 2.24 0.18 0.10 53.18 00:09:01 2 50.15 0.00 2.53 1.29 0.08 45.95 00:09:01 3 47.90 0.00 3.13 0.23 0.12 48.62 00:10:01 all 47.70 0.00 1.81 0.09 0.08 50.31 00:10:01 0 37.43 0.00 2.06 0.05 0.08 60.37 00:10:01 1 49.74 0.00 2.19 0.22 0.08 47.77 00:10:01 2 52.90 0.00 1.69 0.05 0.10 45.26 00:10:01 3 50.78 0.00 1.32 0.05 0.08 47.77 00:11:01 all 57.20 0.00 2.37 0.16 0.11 40.16 00:11:01 0 57.02 0.00 2.84 0.13 0.10 39.90 00:11:01 1 58.00 0.00 1.94 0.44 0.13 39.48 00:11:01 2 58.57 0.00 1.90 0.07 0.10 39.36 00:11:01 3 55.18 0.00 2.82 0.03 0.10 41.86 00:12:01 all 40.03 0.00 5.77 0.16 0.10 53.94 00:12:01 0 41.04 0.00 4.56 0.03 0.08 54.29 00:12:01 1 42.08 0.00 6.08 0.64 0.12 51.09 00:12:01 2 38.11 0.00 7.26 0.00 0.10 54.53 00:12:01 3 38.90 0.00 5.14 0.00 0.10 55.86 00:13:01 all 44.52 0.00 12.83 0.12 0.11 42.42 00:13:01 0 46.36 0.00 12.31 0.30 0.10 40.93 00:13:01 1 45.66 0.00 11.74 0.10 0.10 42.40 00:13:01 2 42.45 0.00 13.76 0.00 0.12 43.67 00:13:01 3 43.62 0.00 13.52 0.05 0.12 42.69 00:14:01 all 40.70 0.00 14.42 0.06 0.08 44.74 00:14:01 0 37.81 0.00 10.20 0.02 0.07 51.90 00:14:01 1 41.75 0.00 18.57 0.22 0.08 39.37 00:14:01 2 40.81 0.00 8.19 0.05 0.08 50.87 00:14:01 3 42.40 0.00 20.69 0.00 0.08 36.83 00:15:01 all 44.84 0.00 1.66 0.02 0.08 53.41 00:15:01 0 44.86 0.00 2.17 0.00 0.08 52.88 00:15:01 1 43.24 0.00 1.59 0.02 0.08 55.07 00:15:01 2 44.36 0.00 1.53 0.02 0.08 54.01 00:15:01 3 46.91 0.00 1.30 0.00 0.08 51.71 00:16:01 all 35.39 0.00 5.01 0.03 0.06 59.51 00:16:01 0 30.94 0.00 1.18 0.00 0.05 67.83 00:16:01 1 51.03 0.00 6.87 0.02 0.05 42.04 00:16:01 2 32.30 0.00 9.60 0.07 0.07 57.97 00:16:01 3 27.31 0.00 2.46 0.02 0.07 70.15 00:17:01 all 67.83 0.00 2.09 0.41 0.10 29.56 00:17:01 0 66.74 0.00 0.97 0.03 0.12 32.14 00:17:01 1 75.85 0.00 3.01 0.07 0.12 20.96 00:17:01 2 57.67 0.00 1.94 0.85 0.10 39.43 00:17:01 3 70.96 0.00 2.45 0.73 0.12 25.73 00:17:01 CPU %user %nice %system %iowait %steal %idle 00:18:01 all 25.86 0.00 1.65 0.36 0.04 72.09 00:18:01 0 25.26 0.00 1.03 0.10 0.03 73.57 00:18:01 1 17.96 0.00 2.39 0.90 0.05 78.69 00:18:01 2 30.67 0.00 1.72 0.28 0.05 67.28 00:18:01 3 29.52 0.00 1.45 0.15 0.05 68.83 Average: all 44.25 0.00 4.45 1.31 0.09 49.91 Average: 0 43.59 0.00 3.62 1.11 0.09 51.60 Average: 1 44.49 0.00 4.95 0.55 0.09 49.92 Average: 2 44.91 0.00 4.49 1.23 0.09 49.27 Average: 3 44.00 0.00 4.75 2.33 0.10 48.83