---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2775 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 581 11627 0 3830 15128 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:5b:7f:62 brd ff:ff:ff:ff:ff:ff inet 10.30.107.172/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85603sec preferred_lft 85603sec inet6 fe80::f816:3eff:fe5b:7f62/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2775) 10/15/25 _x86_64_ (4 CPU) 00:06:05 LINUX RESTART (4 CPU) 00:07:02 tps rtps wtps bread/s bwrtn/s 00:08:01 146.98 28.98 118.00 1680.94 25034.40 00:09:01 77.29 11.15 66.14 811.20 17666.12 00:10:01 43.63 6.78 36.84 199.57 16422.33 00:11:01 45.19 0.30 44.89 11.86 18540.38 00:12:01 35.09 0.42 34.68 8.79 14164.56 00:13:01 31.98 0.08 31.89 1.07 6018.06 00:14:01 29.81 0.22 29.59 4.27 3429.39 00:15:01 2.77 0.00 2.77 0.00 1429.50 00:16:01 3.80 0.00 3.80 0.00 889.59 00:17:01 12.75 0.02 12.73 0.13 1370.57 00:18:01 28.16 1.55 26.61 172.77 27081.62 00:19:01 32.69 1.28 31.41 99.18 3515.95 Average: 40.70 4.20 36.50 247.14 11277.78 00:07:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:08:01 13608944 15407928 2816016 17.14 75848 1914040 929860 5.32 836784 1745024 106140 00:09:01 11591164 13513256 4833796 29.43 81728 2025012 2625308 15.02 2791404 1790912 21532 00:10:01 11988904 14069756 4436056 27.01 88136 2169784 2057272 11.77 2270764 1897812 33756 00:11:01 11648612 13916960 4776348 29.08 93828 2344988 2612316 14.95 2439992 2054940 15872 00:12:01 11358152 13868292 5066808 30.85 100732 2563072 2195384 12.56 2549540 2217776 120880 00:13:01 10153588 12757496 6271372 38.18 102812 2649180 3615592 20.69 3669820 2295556 37884 00:14:01 9924764 12594228 6500196 39.58 105512 2709792 3519700 20.14 3846576 2344440 9156 00:15:01 9659616 12384656 6765344 41.19 105600 2763836 3707652 21.22 4057612 2397000 22012 00:16:01 9846324 12595820 6578636 40.05 105796 2786556 3633692 20.80 3852224 2414516 22984 00:17:01 9695676 12744752 6729284 40.97 107992 3073184 3270276 18.72 3777216 2628560 278584 00:18:01 10411164 13994324 6013796 36.61 110868 3580668 2136684 12.23 2571324 3097796 37092 00:19:01 11932240 15513404 4492720 27.35 113824 3575720 767532 4.39 1103964 3049348 27028 Average: 10984929 13613406 5440031 33.12 99390 2679653 2589272 14.82 2813935 2327807 61077 00:07:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:08:01 ens3 157.36 104.98 1651.60 31.39 0.00 0.00 0.00 0.00 00:08:01 lo 0.68 0.68 0.08 0.08 0.00 0.00 0.00 0.00 00:09:01 ens3 574.97 451.27 948.59 157.40 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 1616.65 1011.56 1983.98 414.46 0.00 0.00 0.00 0.00 00:10:01 lo 1.23 1.23 0.20 0.20 0.00 0.00 0.00 0.00 00:11:01 ens3 468.91 392.70 2597.21 121.37 0.00 0.00 0.00 0.00 00:11:01 lo 22.71 22.71 3.80 3.80 0.00 0.00 0.00 0.00 00:12:01 ens3 765.72 530.68 904.55 194.72 0.00 0.00 0.00 0.00 00:12:01 lo 0.52 0.52 0.04 0.04 0.00 0.00 0.00 0.00 00:13:01 ens3 2590.48 1594.43 1541.99 734.83 0.00 0.00 0.00 0.00 00:13:01 lo 1.67 1.67 0.27 0.27 0.00 0.00 0.00 0.00 00:14:01 ens3 6501.22 3272.43 2021.55 1732.68 0.00 0.00 0.00 0.00 00:14:01 lo 62.75 62.75 17.40 17.40 0.00 0.00 0.00 0.00 00:15:01 ens3 10649.48 5605.53 3005.93 2586.77 0.00 0.00 0.00 0.00 00:15:01 lo 7.70 7.70 1.78 1.78 0.00 0.00 0.00 0.00 00:16:01 ens3 390.95 270.10 109.86 102.00 0.00 0.00 0.00 0.00 00:16:01 lo 18.80 18.80 4.10 4.10 0.00 0.00 0.00 0.00 00:17:01 ens3 319.75 218.76 131.05 80.80 0.00 0.00 0.00 0.00 00:17:01 lo 1.42 1.42 0.28 0.28 0.00 0.00 0.00 0.00 00:18:01 ens3 948.38 638.24 2518.69 216.12 0.00 0.00 0.00 0.00 00:18:01 lo 0.33 0.33 0.05 0.05 0.00 0.00 0.00 0.00 00:19:01 ens3 236.76 191.48 256.88 194.48 0.00 0.00 0.00 0.00 00:19:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 2104.43 1191.69 1472.39 547.97 0.00 0.00 0.00 0.00 Average: lo 9.92 9.92 2.34 2.34 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2775) 10/15/25 _x86_64_ (4 CPU) 00:06:05 LINUX RESTART (4 CPU) 00:07:02 CPU %user %nice %system %iowait %steal %idle 00:08:01 all 19.82 0.00 1.26 9.96 0.06 68.90 00:08:01 0 15.39 0.00 0.94 4.35 0.07 79.26 00:08:01 1 11.02 0.00 0.65 6.86 0.09 81.39 00:08:01 2 29.16 0.00 1.65 7.11 0.07 62.01 00:08:01 3 23.69 0.00 1.79 21.54 0.07 52.92 00:09:01 all 64.09 0.00 2.24 2.46 0.13 31.08 00:09:01 0 69.83 0.00 2.58 2.02 0.12 25.46 00:09:01 1 50.78 0.00 2.58 3.37 0.12 43.14 00:09:01 2 66.04 0.00 2.22 1.16 0.13 30.45 00:09:01 3 69.74 0.00 1.55 3.27 0.12 25.33 00:10:01 all 50.71 0.00 2.44 1.26 0.10 45.48 00:10:01 0 54.68 0.00 1.72 1.12 0.10 42.38 00:10:01 1 41.03 0.00 3.11 2.07 0.12 53.68 00:10:01 2 51.64 0.00 3.06 0.69 0.10 44.52 00:10:01 3 55.53 0.00 1.88 1.16 0.12 41.31 00:11:01 all 43.70 0.00 1.79 1.62 0.10 52.80 00:11:01 0 51.30 0.00 1.53 0.45 0.12 46.61 00:11:01 1 39.75 0.00 1.98 2.08 0.12 56.08 00:11:01 2 39.44 0.00 2.04 2.90 0.08 55.53 00:11:01 3 44.32 0.00 1.59 1.04 0.08 52.96 00:12:01 all 61.81 0.00 2.46 0.67 0.13 34.93 00:12:01 0 61.20 0.00 2.31 0.08 0.12 36.29 00:12:01 1 66.35 0.00 2.76 0.33 0.12 30.44 00:12:01 2 56.06 0.00 2.57 2.20 0.12 39.05 00:12:01 3 63.58 0.00 2.21 0.08 0.13 33.99 00:13:01 all 37.41 0.00 4.45 0.28 0.09 57.79 00:13:01 0 36.20 0.00 4.87 0.00 0.10 58.83 00:13:01 1 34.47 0.00 4.35 0.18 0.08 60.92 00:13:01 2 40.41 0.00 4.01 0.89 0.08 54.62 00:13:01 3 38.57 0.00 4.56 0.02 0.08 56.77 00:14:01 all 47.21 0.00 10.72 0.23 0.10 41.73 00:14:01 0 45.06 0.00 8.73 0.17 0.10 45.95 00:14:01 1 49.38 0.00 13.81 0.23 0.10 36.47 00:14:01 2 44.63 0.00 11.96 0.50 0.10 42.80 00:14:01 3 49.77 0.00 8.36 0.03 0.12 41.72 00:15:01 all 46.14 0.00 16.45 0.01 0.11 37.30 00:15:01 0 43.01 0.00 13.98 0.00 0.10 42.91 00:15:01 1 47.63 0.00 17.76 0.02 0.12 34.48 00:15:01 2 44.34 0.00 15.77 0.00 0.12 39.78 00:15:01 3 49.58 0.00 18.30 0.00 0.10 32.02 00:16:01 all 41.78 0.00 1.97 0.10 0.09 56.06 00:16:01 0 42.49 0.00 1.55 0.00 0.12 55.84 00:16:01 1 40.90 0.00 2.43 0.22 0.08 56.37 00:16:01 2 44.49 0.00 1.59 0.18 0.08 53.65 00:16:01 3 39.20 0.00 2.34 0.00 0.10 58.36 00:17:01 all 36.46 0.00 4.96 0.10 0.07 58.41 00:17:01 0 25.16 0.00 1.29 0.03 0.05 73.47 00:17:01 1 35.58 0.00 0.62 0.37 0.05 63.38 00:17:01 2 31.88 0.00 0.97 0.02 0.07 67.06 00:17:01 3 53.21 0.00 16.90 0.02 0.08 29.78 00:18:01 all 57.28 0.00 1.89 3.67 0.13 37.03 00:18:01 0 65.21 0.00 1.35 0.17 0.12 33.15 00:18:01 1 55.52 0.00 1.43 9.83 0.13 33.09 00:18:01 2 56.50 0.00 1.86 3.65 0.10 37.89 00:18:01 3 51.93 0.00 2.93 1.04 0.15 43.95 00:18:01 CPU %user %nice %system %iowait %steal %idle 00:19:01 all 33.03 0.00 1.50 3.80 0.08 61.60 00:19:01 0 31.04 0.00 0.95 0.08 0.08 67.84 00:19:01 1 27.84 0.00 1.14 0.05 0.07 70.90 00:19:01 2 25.27 0.00 2.15 13.43 0.07 59.08 00:19:01 3 47.92 0.00 1.75 1.59 0.10 48.64 Average: all 44.97 0.00 4.35 2.00 0.10 48.58 Average: 0 45.06 0.00 3.48 0.70 0.10 50.66 Average: 1 41.73 0.00 4.39 2.12 0.10 51.66 Average: 2 44.16 0.00 4.15 2.73 0.09 48.87 Average: 3 48.94 0.00 5.35 2.46 0.10 43.14