---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1558 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 9.2G 69G 12% / 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 551 12276 0 3212 15158 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:52:bc:ce brd ff:ff:ff:ff:ff:ff inet 10.30.106.179/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86022sec preferred_lft 86022sec inet6 fe80::f816:3eff:fe52:bcce/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-1558) 07/21/26 _x86_64_ (4 CPU) 09:29:32 LINUX RESTART (4 CPU) 09:30:02 tps rtps wtps bread/s bwrtn/s 09:31:01 107.19 3.97 103.22 64.94 31838.13 09:32:01 689.37 51.71 637.66 2512.51 39965.21 09:33:01 75.22 0.00 75.22 0.00 3377.30 09:34:01 4.03 0.00 4.03 0.00 235.16 09:35:01 15.73 2.37 13.36 82.12 1023.70 Average: 178.55 11.63 166.91 533.48 15232.56 09:30:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:31:01 13766300 15527180 2658668 16.19 69568 1884100 807124 4.62 704128 1724968 272880 09:32:01 12077308 14834392 4347660 26.47 129884 2723676 1842176 10.54 1502136 2483548 70480 09:33:01 11482148 14259120 4942820 30.09 130452 2739992 2419068 13.84 2071924 2498768 4068 09:34:01 10248148 13026528 6176820 37.61 130480 2741964 3720804 21.29 3285868 2499980 80 09:35:01 12654948 15589376 3770020 22.95 132004 2888104 723392 4.14 779688 2627072 122800 Average: 12045770 14647319 4379198 26.66 118478 2595567 1902513 10.89 1668749 2366867 94062 09:30:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:31:01 lo 1.08 1.08 0.13 0.13 0.00 0.00 0.00 0.00 09:31:01 ens3 75.50 52.60 1167.21 11.03 0.00 0.00 0.00 0.00 09:32:01 lo 4.27 4.27 0.77 0.77 0.00 0.00 0.00 0.00 09:32:01 ens3 246.41 194.88 2595.47 28.49 0.00 0.00 0.00 0.00 09:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:33:01 ens3 2.37 0.23 0.50 0.36 0.00 0.00 0.00 0.00 09:34:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:34:01 ens3 2.75 0.35 0.66 0.46 0.00 0.00 0.00 0.00 09:35:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 09:35:01 ens3 38.38 35.31 393.29 6.68 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 0.18 0.18 0.00 0.00 0.00 0.00 Average: ens3 73.07 56.69 830.30 9.40 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1558) 07/21/26 _x86_64_ (4 CPU) 09:29:32 LINUX RESTART (4 CPU) 09:30:02 CPU %user %nice %system %iowait %steal %idle 09:31:01 all 18.39 0.00 1.21 4.33 0.07 76.00 09:31:01 0 13.51 0.00 1.07 2.55 0.05 82.82 09:31:01 1 12.19 0.00 0.88 0.25 0.05 86.63 09:31:01 2 6.68 0.00 0.83 5.41 0.05 87.03 09:31:01 3 41.30 0.00 2.00 9.09 0.10 47.50 09:32:01 all 28.54 0.00 4.53 2.27 0.15 64.51 09:32:01 0 31.07 0.00 5.09 2.10 0.15 61.60 09:32:01 1 19.20 0.00 4.10 3.24 0.15 73.31 09:32:01 2 26.85 0.00 2.88 0.79 0.12 69.36 09:32:01 3 37.02 0.00 6.09 2.99 0.18 53.72 09:33:01 all 33.88 0.00 0.68 0.26 0.12 65.06 09:33:01 0 23.07 0.00 0.64 0.00 0.12 76.18 09:33:01 1 43.70 0.00 0.79 0.92 0.13 54.46 09:33:01 2 32.83 0.00 0.64 0.10 0.12 66.32 09:33:01 3 35.93 0.00 0.68 0.00 0.13 63.25 09:34:01 all 48.83 0.00 1.00 0.00 0.16 50.00 09:34:01 0 45.81 0.00 1.02 0.00 0.13 53.04 09:34:01 1 42.68 0.00 0.95 0.02 0.15 56.21 09:34:01 2 48.30 0.00 0.94 0.00 0.17 50.60 09:34:01 3 58.61 0.00 1.07 0.00 0.17 40.15 09:35:01 all 26.87 0.00 0.62 0.03 0.09 72.38 09:35:01 0 14.23 0.00 0.37 0.00 0.07 85.34 09:35:01 1 18.34 0.00 0.52 0.03 0.08 81.03 09:35:01 2 30.99 0.00 0.93 0.07 0.10 67.91 09:35:01 3 43.95 0.00 0.68 0.03 0.12 55.21 Average: all 31.34 0.00 1.61 1.37 0.12 65.56 Average: 0 25.56 0.00 1.63 0.92 0.10 71.77 Average: 1 27.26 0.00 1.45 0.89 0.11 70.29 Average: 2 29.18 0.00 1.24 1.27 0.11 68.21 Average: 3 43.37 0.00 2.10 2.40 0.14 51.99