---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14818 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 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 640 11589 0 3809 15069 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:f1:07:b5 brd ff:ff:ff:ff:ff:ff inet 10.30.107.213/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85631sec preferred_lft 85631sec inet6 fe80::f816:3eff:fef1:7b5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-14818) 11/24/25 _x86_64_ (4 CPU) 00:06:03 LINUX RESTART (4 CPU) 00:07:02 tps rtps wtps bread/s bwrtn/s 00:08:01 159.50 34.47 125.03 1815.69 22847.92 00:09:01 34.59 6.25 28.35 667.89 3619.26 00:10:01 39.43 6.35 33.08 195.33 4025.07 00:11:01 35.48 0.28 35.19 5.60 7402.10 00:12:01 31.93 0.17 31.76 5.60 4629.63 00:13:01 21.66 0.17 21.50 2.53 5825.30 00:14:01 27.29 0.13 27.16 2.80 1792.07 00:15:01 3.25 0.00 3.25 0.00 2038.06 00:16:01 4.77 0.00 4.77 0.00 275.95 00:17:01 28.95 1.60 27.35 172.00 16726.40 00:18:01 38.53 0.73 37.79 24.53 13401.77 Average: 38.49 4.51 33.97 260.55 7484.15 00:07:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:08:01 13004916 14853488 3420052 20.82 78176 1959240 1446252 8.28 1399208 1781704 9884 00:09:01 10969332 12959208 5455636 33.22 83880 2087952 3391820 19.41 3354644 1842600 28768 00:10:01 10743092 12840444 5681876 34.59 89508 2183708 3483812 19.94 3501652 1910272 16508 00:11:01 11700164 14017016 4724804 28.77 95960 2388176 2369404 13.56 2351292 2089424 18884 00:12:01 11157512 13659896 5267456 32.07 101048 2555320 2397844 13.72 2756860 2213800 67320 00:13:01 10985608 13623088 5439360 33.12 102892 2682064 2445236 13.99 2802372 2331568 29928 00:14:01 11038196 13722596 5386772 32.80 105456 2724780 2373112 13.58 2713992 2365748 31636 00:15:01 10959532 13673816 5465436 33.28 105532 2753688 2492244 14.26 2768624 2391056 1080 00:16:01 11180728 13923244 5244240 31.93 106060 2780172 2123228 12.15 2524692 2412592 25760 00:17:01 11234192 14725424 5190776 31.60 109240 3500716 1489984 8.53 1826080 3032952 310828 00:18:01 11907816 15461736 4517152 27.50 112240 3548468 839304 4.80 1133540 3042512 22464 Average: 11352826 13950905 5072142 30.88 99090 2651299 2259295 12.93 2466632 2310384 51187 00:07:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:08:01 ens3 188.58 148.48 1568.25 36.43 0.00 0.00 0.00 0.00 00:08:01 lo 0.54 0.54 0.06 0.06 0.00 0.00 0.00 0.00 00:09:01 ens3 919.88 577.60 1148.72 192.89 0.00 0.00 0.00 0.00 00:09:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 00:10:01 ens3 595.65 420.15 954.21 162.67 0.00 0.00 0.00 0.00 00:10:01 lo 1.37 1.37 0.21 0.21 0.00 0.00 0.00 0.00 00:11:01 ens3 545.44 377.74 2990.71 132.97 0.00 0.00 0.00 0.00 00:11:01 lo 21.75 21.75 3.73 3.73 0.00 0.00 0.00 0.00 00:12:01 ens3 614.58 454.16 444.16 162.97 0.00 0.00 0.00 0.00 00:12:01 lo 1.83 1.83 0.29 0.29 0.00 0.00 0.00 0.00 00:13:01 ens3 5340.74 3485.07 2338.26 1528.86 0.00 0.00 0.00 0.00 00:13:01 lo 15.51 15.51 7.53 7.53 0.00 0.00 0.00 0.00 00:14:01 ens3 8800.07 5549.52 2578.95 2315.09 0.00 0.00 0.00 0.00 00:14:01 lo 47.43 47.43 9.88 9.88 0.00 0.00 0.00 0.00 00:15:01 ens3 3808.83 2246.53 947.43 886.94 0.00 0.00 0.00 0.00 00:15:01 lo 12.30 12.30 2.47 2.47 0.00 0.00 0.00 0.00 00:16:01 ens3 395.25 262.32 98.63 86.15 0.00 0.00 0.00 0.00 00:16:01 lo 14.80 14.80 3.65 3.65 0.00 0.00 0.00 0.00 00:17:01 ens3 710.17 498.23 2918.72 129.40 0.00 0.00 0.00 0.00 00:17:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 00:18:01 ens3 1058.21 707.98 505.08 391.50 0.00 0.00 0.00 0.00 00:18:01 lo 0.20 0.20 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 2091.88 1340.79 1499.27 548.62 0.00 0.00 0.00 0.00 Average: lo 10.62 10.62 2.54 2.54 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-14818) 11/24/25 _x86_64_ (4 CPU) 00:06:03 LINUX RESTART (4 CPU) 00:07:02 CPU %user %nice %system %iowait %steal %idle 00:08:01 all 23.72 0.00 1.29 1.49 0.06 73.44 00:08:01 0 17.30 0.00 1.04 1.47 0.05 80.14 00:08:01 1 21.52 0.00 0.83 0.27 0.07 77.31 00:08:01 2 38.61 0.00 1.75 1.24 0.07 58.33 00:08:01 3 17.42 0.00 1.55 2.99 0.05 77.99 00:09:01 all 68.20 0.00 2.76 0.15 0.11 28.78 00:09:01 0 62.72 0.00 2.75 0.02 0.10 34.41 00:09:01 1 69.30 0.00 2.89 0.30 0.10 27.41 00:09:01 2 66.58 0.00 2.73 0.05 0.12 30.53 00:09:01 3 74.23 0.00 2.66 0.20 0.10 22.81 00:10:01 all 42.74 0.00 2.13 0.14 0.08 54.92 00:10:01 0 38.04 0.00 2.56 0.12 0.07 59.21 00:10:01 1 45.28 0.00 1.55 0.00 0.08 53.08 00:10:01 2 44.67 0.00 2.47 0.20 0.08 52.58 00:10:01 3 42.92 0.00 1.94 0.25 0.08 54.80 00:11:01 all 45.39 0.00 1.89 1.15 0.08 51.50 00:11:01 0 42.33 0.00 1.71 0.02 0.08 55.86 00:11:01 1 45.80 0.00 1.67 0.03 0.08 52.41 00:11:01 2 45.31 0.00 2.58 0.12 0.07 51.92 00:11:01 3 48.12 0.00 1.57 4.44 0.08 45.78 00:12:01 all 48.54 0.00 1.90 0.07 0.09 49.39 00:12:01 0 49.46 0.00 2.10 0.00 0.07 48.38 00:12:01 1 50.55 0.00 1.69 0.00 0.10 47.66 00:12:01 2 50.95 0.00 1.36 0.02 0.08 47.59 00:12:01 3 43.21 0.00 2.48 0.23 0.10 53.98 00:13:01 all 47.68 0.00 11.53 0.12 0.08 40.58 00:13:01 0 48.74 0.00 12.28 0.00 0.08 38.89 00:13:01 1 48.48 0.00 9.35 0.00 0.08 42.09 00:13:01 2 48.47 0.00 13.38 0.12 0.10 37.93 00:13:01 3 45.03 0.00 11.14 0.37 0.07 43.39 00:14:01 all 47.61 0.00 13.82 0.10 0.10 38.37 00:14:01 0 46.38 0.00 12.08 0.05 0.10 41.39 00:14:01 1 50.14 0.00 17.92 0.02 0.08 31.84 00:14:01 2 48.17 0.00 15.51 0.08 0.08 36.15 00:14:01 3 45.75 0.00 9.77 0.29 0.10 44.09 00:15:01 all 38.83 0.00 9.88 0.08 0.08 51.13 00:15:01 0 33.94 0.00 4.99 0.02 0.08 60.96 00:15:01 1 39.77 0.00 10.38 0.00 0.08 49.77 00:15:01 2 41.89 0.00 12.17 0.00 0.08 45.85 00:15:01 3 39.74 0.00 11.96 0.30 0.08 47.92 00:16:01 all 40.56 0.00 1.73 0.03 0.08 57.61 00:16:01 0 37.01 0.00 1.58 0.00 0.08 61.33 00:16:01 1 39.86 0.00 1.52 0.02 0.07 58.54 00:16:01 2 43.23 0.00 2.09 0.02 0.08 54.58 00:16:01 3 42.15 0.00 1.76 0.07 0.08 55.95 00:17:01 all 40.37 0.00 5.46 0.43 0.07 53.67 00:17:01 0 35.85 0.00 9.53 0.00 0.05 54.57 00:17:01 1 37.58 0.00 2.10 0.07 0.07 60.19 00:17:01 2 58.21 0.00 8.42 0.48 0.07 32.83 00:17:01 3 29.87 0.00 1.80 1.17 0.07 67.10 00:18:01 all 60.27 0.00 1.85 1.81 0.09 35.98 00:18:01 0 64.08 0.00 2.45 0.07 0.12 33.29 00:18:01 1 58.40 0.00 1.40 0.20 0.08 39.91 00:18:01 2 59.49 0.00 1.55 0.42 0.08 38.45 00:18:01 3 59.11 0.00 2.01 6.55 0.10 32.23 Average: CPU %user %nice %system %iowait %steal %idle Average: all 45.84 0.00 4.93 0.50 0.08 48.64 Average: 0 43.30 0.00 4.83 0.16 0.08 51.63 Average: 1 46.10 0.00 4.66 0.08 0.08 49.08 Average: 2 49.61 0.00 5.82 0.25 0.08 44.24 Average: 3 44.35 0.00 4.42 1.53 0.08 49.62