---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9190 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 461 5194 0 2319 7230 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:26:08:13 brd ff:ff:ff:ff:ff:ff inet 10.32.7.155/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86058sec preferred_lft 86058sec inet6 fe80::f816:3eff:fe26:813/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9190) 11/15/25 _x86_64_ (4 CPU) 05:56:58 LINUX RESTART (4 CPU) 05:57:01 tps rtps wtps bread/s bwrtn/s 05:58:02 178.07 95.97 82.10 5175.14 40188.79 05:59:01 56.55 0.27 56.28 30.10 9076.83 06:00:01 65.77 35.03 30.74 2176.44 7819.63 06:01:01 11.93 5.35 6.58 181.84 3102.42 06:02:01 29.92 4.18 25.74 184.04 6722.24 Average: 68.49 28.25 40.23 1554.50 13395.93 05:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:58:02 6044068 7432724 2123344 26.00 35860 1533300 685920 7.44 568276 1394516 70036 05:59:01 5855896 7497368 2311516 28.30 55760 1750260 601460 6.53 508240 1610740 123816 06:00:01 5087736 6973988 3079676 37.71 62484 1981540 1268116 13.76 1062168 1808636 86792 06:01:01 4807772 6794300 3359640 41.13 64876 2076332 1474336 16.00 1317424 1825944 92192 06:02:01 5368768 7450376 2798644 34.27 68524 2165504 644752 7.00 689032 1891840 24456 Average: 5432848 7229751 2734564 33.48 57501 1901387 934917 10.14 829028 1706335 79458 05:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:58:02 lo 2.07 2.07 0.19 0.19 0.00 0.00 0.00 0.00 05:58:02 ens3 385.92 199.82 1204.86 62.17 0.00 0.00 0.00 0.00 05:59:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 05:59:01 ens3 42.99 32.96 569.70 4.99 0.00 0.00 0.00 0.00 06:00:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 06:00:01 ens3 240.03 208.15 2622.13 32.74 0.00 0.00 0.00 0.00 06:01:01 lo 122.08 122.08 36.50 36.50 0.00 0.00 0.00 0.00 06:01:01 ens3 60.37 55.59 582.91 8.86 0.00 0.00 0.00 0.00 06:02:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 06:02:01 ens3 63.20 55.29 480.99 13.68 0.00 0.00 0.00 0.00 Average: lo 25.42 25.42 7.41 7.41 0.00 0.00 0.00 0.00 Average: ens3 158.88 110.62 1093.82 24.55 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9190) 11/15/25 _x86_64_ (4 CPU) 05:56:58 LINUX RESTART (4 CPU) 05:57:01 CPU %user %nice %system %iowait %steal %idle 05:58:02 all 20.52 0.00 2.73 7.30 2.48 66.98 05:58:02 0 18.41 0.00 2.66 9.05 2.26 67.63 05:58:02 1 25.06 0.00 2.32 4.33 2.54 65.74 05:58:02 2 18.55 0.00 4.00 12.34 2.71 62.39 05:58:02 3 20.03 0.00 1.92 3.50 2.39 72.16 05:59:01 all 20.24 0.00 1.26 2.12 1.22 75.16 05:59:01 0 3.13 0.00 0.25 0.00 0.24 96.38 05:59:01 1 19.38 0.00 1.18 0.15 1.11 78.18 05:59:01 2 24.20 0.00 1.67 7.63 1.35 65.15 05:59:01 3 34.10 0.00 1.91 0.67 2.19 61.13 06:00:01 all 25.49 0.00 1.48 1.68 3.88 67.47 06:00:01 0 21.10 0.00 0.86 1.47 3.07 73.51 06:00:01 1 27.76 0.00 1.52 3.50 3.98 63.23 06:00:01 2 24.32 0.00 2.24 0.86 4.13 68.45 06:00:01 3 28.75 0.00 1.33 0.86 4.31 64.74 06:01:01 all 40.84 0.00 1.54 0.30 5.64 51.68 06:01:01 0 42.68 0.00 1.79 0.41 5.90 49.22 06:01:01 1 36.12 0.00 1.89 0.44 5.53 56.02 06:01:01 2 43.35 0.00 0.89 0.11 5.25 50.39 06:01:01 3 41.19 0.00 1.61 0.23 5.86 51.11 06:02:01 all 22.83 0.00 1.36 1.03 1.54 73.24 06:02:01 0 11.58 0.00 1.65 1.32 1.44 84.00 06:02:01 1 30.03 0.00 1.30 0.75 1.51 66.41 06:02:01 2 34.25 0.00 1.54 1.99 2.01 60.21 06:02:01 3 15.54 0.00 0.94 0.05 1.19 82.28 Average: all 26.03 0.00 1.68 2.48 2.96 66.85 Average: 0 19.48 0.00 1.45 2.45 2.60 74.02 Average: 1 27.72 0.00 1.64 1.84 2.95 65.85 Average: 2 28.98 0.00 2.07 4.57 3.10 61.29 Average: 3 27.92 0.00 1.54 1.06 3.20 66.28