---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2161 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 8.3G 70G 11% / 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 570 13355 0 2113 15156 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:85:5c:53 brd ff:ff:ff:ff:ff:ff inet 10.30.106.39/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85932sec preferred_lft 85932sec inet6 fe80::f816:3eff:fe85:5c53/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2161) 10/11/25 _x86_64_ (4 CPU) 18:42:32 LINUX RESTART (4 CPU) 18:43:01 tps rtps wtps bread/s bwrtn/s 18:44:01 26.75 0.03 26.71 2.40 25543.08 18:45:01 1.22 0.00 1.22 0.00 16.13 18:46:01 0.87 0.00 0.87 0.00 10.93 18:47:01 0.73 0.00 0.73 0.00 10.00 18:48:01 4.20 2.92 1.28 129.73 198.00 18:49:01 395.75 35.53 360.22 1925.68 10182.44 18:50:01 115.78 13.30 102.48 515.65 13429.23 Average: 77.89 7.40 70.50 367.61 7055.18 18:43:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:44:01 14456932 15686092 1968036 11.98 32076 1416224 721608 4.13 495928 1299400 40 18:45:01 14456996 15686196 1967972 11.98 32108 1416228 721608 4.13 495632 1299372 60 18:46:01 14456240 15685476 1968728 11.99 32132 1416232 721608 4.13 496300 1299376 140 18:47:01 14456208 15685488 1968760 11.99 32156 1416236 721608 4.13 496408 1299380 220 18:48:01 14410696 15648900 2014272 12.26 32240 1425500 721608 4.13 532980 1306484 0 18:49:01 13904104 15592500 2520864 15.35 69648 1813772 710716 4.07 631108 1664892 234416 18:50:01 13714852 15556104 2710116 16.50 82788 1947080 751168 4.30 715396 1757564 31312 Average: 14265147 15648679 2159821 13.15 44735 1550182 724275 4.14 551965 1418067 38027 18:43:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:44:01 ens3 3.35 1.33 2.71 0.65 0.00 0.00 0.00 0.00 18:45:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 18:45:01 ens3 0.33 0.23 0.07 0.26 0.00 0.00 0.00 0.00 18:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:46:01 ens3 1.12 0.88 0.48 1.49 0.00 0.00 0.00 0.00 18:47:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 18:47:01 ens3 0.25 0.23 0.07 0.17 0.00 0.00 0.00 0.00 18:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:48:01 ens3 85.02 52.35 112.11 16.24 0.00 0.00 0.00 0.00 18:49:01 lo 1.60 1.60 0.18 0.18 0.00 0.00 0.00 0.00 18:49:01 ens3 182.90 128.86 1419.20 45.51 0.00 0.00 0.00 0.00 18:50:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 18:50:01 ens3 285.54 252.99 1772.20 55.55 0.00 0.00 0.00 0.00 Average: lo 0.37 0.37 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 79.78 62.41 472.37 17.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2161) 10/11/25 _x86_64_ (4 CPU) 18:42:32 LINUX RESTART (4 CPU) 18:43:01 CPU %user %nice %system %iowait %steal %idle 18:44:01 all 0.44 0.00 0.05 0.60 0.01 98.90 18:44:01 0 0.52 0.00 0.07 0.07 0.00 99.35 18:44:01 1 0.82 0.00 0.05 0.00 0.02 99.12 18:44:01 2 0.17 0.00 0.05 0.03 0.02 99.73 18:44:01 3 0.23 0.00 0.03 2.31 0.02 97.41 18:45:01 all 0.28 0.00 0.02 0.01 0.00 99.68 18:45:01 0 0.02 0.00 0.03 0.00 0.00 99.95 18:45:01 1 1.08 0.00 0.00 0.02 0.00 98.91 18:45:01 2 0.03 0.00 0.02 0.00 0.00 99.95 18:45:01 3 0.00 0.00 0.02 0.03 0.00 99.95 18:46:01 all 0.18 0.00 0.02 0.01 0.00 99.80 18:46:01 0 0.42 0.00 0.02 0.00 0.02 99.55 18:46:01 1 0.15 0.00 0.03 0.02 0.02 99.78 18:46:01 2 0.12 0.00 0.00 0.00 0.00 99.88 18:46:01 3 0.02 0.00 0.00 0.00 0.00 99.98 18:47:01 all 0.03 0.00 0.00 0.00 0.01 99.95 18:47:01 0 0.05 0.00 0.00 0.00 0.00 99.95 18:47:01 1 0.03 0.00 0.02 0.00 0.02 99.93 18:47:01 2 0.03 0.00 0.02 0.00 0.02 99.93 18:47:01 3 0.00 0.00 0.00 0.02 0.00 99.98 18:48:01 all 0.93 0.00 0.06 0.04 0.00 98.96 18:48:01 0 1.08 0.00 0.07 0.00 0.00 98.85 18:48:01 1 0.77 0.00 0.08 0.07 0.02 99.06 18:48:01 2 1.20 0.00 0.02 0.03 0.00 98.75 18:48:01 3 0.68 0.00 0.08 0.07 0.00 99.17 18:49:01 all 20.24 0.00 1.75 2.45 0.05 75.50 18:49:01 0 24.84 0.00 1.64 0.75 0.05 72.72 18:49:01 1 30.05 0.00 3.21 4.29 0.07 62.39 18:49:01 2 22.91 0.00 1.39 0.45 0.07 75.19 18:49:01 3 3.20 0.00 0.78 4.32 0.03 91.66 18:50:01 all 18.31 0.00 1.55 0.58 0.06 79.51 18:50:01 0 13.79 0.00 1.78 1.12 0.05 83.26 18:50:01 1 26.22 0.00 1.74 0.10 0.07 71.88 18:50:01 2 23.92 0.00 1.17 0.37 0.05 74.50 18:50:01 3 9.27 0.00 1.49 0.72 0.05 88.47 Average: all 5.76 0.00 0.49 0.53 0.02 93.20 Average: 0 5.80 0.00 0.51 0.28 0.02 93.39 Average: 1 8.44 0.00 0.73 0.64 0.03 90.16 Average: 2 6.90 0.00 0.38 0.13 0.02 92.57 Average: 3 1.91 0.00 0.34 1.07 0.01 96.67