---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3702 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 7.6G 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 471 5354 0 2150 7226 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:20:8f:55 brd ff:ff:ff:ff:ff:ff inet 10.32.7.96/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86112sec preferred_lft 86112sec inet6 fe80::f816:3eff:fe20:8f55/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3702) 09/14/25 _x86_64_ (4 CPU) 14:54:57 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 171.97 91.61 80.36 5102.20 39980.70 14:57:01 57.79 0.22 57.57 27.11 9532.50 14:58:01 93.87 37.73 56.14 2138.84 8263.69 14:59:01 23.16 1.25 21.91 63.85 4825.06 Average: 86.83 32.84 53.98 1840.81 15678.42 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 6057952 7437432 2109468 25.83 35396 1524840 681612 7.40 564008 1386140 64648 14:57:01 5787468 7410504 2379952 29.14 53984 1736244 698656 7.58 603076 1589352 107392 14:58:01 5492060 7399260 2675360 32.76 62632 2003868 682296 7.40 732888 1738840 116812 14:59:01 5430912 7345728 2736508 33.51 64648 2009020 731324 7.94 794000 1737904 9840 Average: 5692098 7398231 2475322 30.31 54165 1818493 698472 7.58 673493 1613059 74673 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 ens3 409.59 215.86 1140.80 65.88 0.00 0.00 0.00 0.00 14:56:02 lo 2.07 2.07 0.19 0.19 0.00 0.00 0.00 0.00 14:57:01 ens3 47.85 39.04 649.60 4.99 0.00 0.00 0.00 0.00 14:57:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 14:58:01 ens3 297.65 282.25 1424.19 64.86 0.00 0.00 0.00 0.00 14:58:01 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 14:59:01 ens3 55.36 65.58 26.81 607.66 0.00 0.00 0.00 0.00 14:59:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 203.27 151.15 811.02 186.60 0.00 0.00 0.00 0.00 Average: lo 1.28 1.28 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3702) 09/14/25 _x86_64_ (4 CPU) 14:54:57 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 23.16 0.00 3.42 5.21 1.75 66.47 14:56:02 0 12.79 0.00 1.61 5.20 1.11 79.28 14:56:02 1 32.80 0.00 3.07 4.40 2.11 57.62 14:56:02 2 23.08 0.00 3.26 8.93 2.05 62.68 14:56:02 3 23.94 0.00 5.72 2.31 1.74 66.29 14:57:01 all 20.52 0.00 1.27 1.62 1.31 75.28 14:57:01 0 12.41 0.00 0.76 1.52 0.49 84.82 14:57:01 1 17.96 0.00 1.14 0.80 2.25 77.85 14:57:01 2 34.67 0.00 1.95 4.08 1.73 57.58 14:57:01 3 17.06 0.00 1.22 0.07 0.79 80.86 14:58:01 all 38.93 0.00 2.10 2.03 3.10 53.85 14:58:01 0 28.81 0.00 1.82 2.19 2.49 64.69 14:58:01 1 34.67 0.00 1.62 2.37 2.97 58.37 14:58:01 2 35.97 0.00 2.66 1.88 3.40 56.08 14:58:01 3 56.32 0.00 2.28 1.68 3.52 36.20 14:59:01 all 21.21 0.00 0.93 0.59 1.17 76.10 14:59:01 0 4.44 0.00 0.51 0.86 0.53 93.65 14:59:01 1 14.41 0.00 0.93 0.03 1.06 83.57 14:59:01 2 52.77 0.00 1.84 1.38 2.36 41.65 14:59:01 3 13.26 0.00 0.43 0.08 0.73 85.50 Average: all 25.98 0.00 1.93 2.36 1.84 67.89 Average: 0 14.63 0.00 1.18 2.45 1.16 80.59 Average: 1 24.97 0.00 1.69 1.90 2.10 69.33 Average: 2 36.64 0.00 2.43 4.06 2.39 54.49 Average: 3 27.69 0.00 2.42 1.04 1.70 67.15