---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9170 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 481 5318 0 2176 7214 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:a6:d4:f5 brd ff:ff:ff:ff:ff:ff inet 10.32.7.105/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86093sec preferred_lft 86093sec inet6 fe80::f816:3eff:fea6:d4f5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9170) 03/18/26 _x86_64_ (4 CPU) 12:46:47 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 116.38 54.22 62.16 3559.75 12099.57 12:49:01 76.67 20.79 55.89 1410.27 10067.15 12:50:01 77.39 18.36 59.03 819.86 6971.28 12:51:01 27.61 3.47 24.15 135.04 5152.47 Average: 74.51 24.22 50.28 1481.58 8566.57 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5991800 7412416 2175620 26.64 37120 1563352 703000 7.63 587468 1425392 84072 12:49:01 5725032 7410948 2442388 29.90 56760 1793624 831268 9.02 604428 1642380 94780 12:50:01 5364168 7187896 2803252 34.32 64344 1917888 876096 9.51 893248 1700644 10380 12:51:01 5454760 7393992 2712660 33.21 67428 2028904 669172 7.26 751228 1751528 10140 Average: 5633940 7351313 2533480 31.02 56413 1825942 769884 8.35 709093 1629986 49843 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:48:02 ens3 423.81 226.29 1443.64 65.22 0.00 0.00 0.00 0.00 12:49:01 lo 1.42 1.42 0.13 0.13 0.00 0.00 0.00 0.00 12:49:01 ens3 54.85 41.20 452.25 13.63 0.00 0.00 0.00 0.00 12:50:01 lo 0.43 0.43 0.04 0.04 0.00 0.00 0.00 0.00 12:50:01 ens3 317.08 363.98 1560.37 60.08 0.00 0.00 0.00 0.00 12:51:01 lo 1.40 1.40 0.12 0.12 0.00 0.00 0.00 0.00 12:51:01 ens3 61.21 69.26 44.20 611.15 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 214.90 175.74 876.90 188.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9170) 03/18/26 _x86_64_ (4 CPU) 12:46:47 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 22.40 0.00 2.05 4.71 2.09 68.75 12:48:02 0 11.43 0.00 1.48 8.32 1.75 77.02 12:48:02 1 16.51 0.00 1.36 3.36 1.41 77.36 12:48:02 2 29.10 0.00 2.56 4.15 2.96 61.22 12:48:02 3 32.48 0.00 2.77 3.04 2.22 59.49 12:49:01 all 20.84 0.00 1.61 2.85 1.74 72.96 12:49:01 0 14.77 0.00 0.85 1.64 1.74 81.00 12:49:01 1 32.27 0.00 2.09 1.75 1.85 62.04 12:49:01 2 31.38 0.00 2.78 6.93 2.65 56.26 12:49:01 3 4.84 0.00 0.73 1.08 0.71 92.63 12:50:01 all 44.70 0.00 2.51 1.21 5.19 46.40 12:50:01 0 44.82 0.00 1.59 0.71 4.46 48.42 12:50:01 1 39.83 0.00 1.96 0.13 4.62 53.46 12:50:01 2 47.89 0.00 3.49 1.76 6.04 40.82 12:50:01 3 46.24 0.00 2.99 2.21 5.61 42.96 12:51:01 all 21.58 0.00 1.15 0.70 0.79 75.78 12:51:01 0 34.70 0.00 1.48 0.98 1.10 61.74 12:51:01 1 30.68 0.00 1.00 0.28 0.83 67.21 12:51:01 2 4.45 0.00 0.77 1.43 0.68 92.67 12:51:01 3 16.47 0.00 1.37 0.10 0.55 81.51 Average: all 27.43 0.00 1.83 2.37 2.46 65.91 Average: 0 26.47 0.00 1.35 2.91 2.26 67.01 Average: 1 29.82 0.00 1.60 1.38 2.18 65.02 Average: 2 28.27 0.00 2.40 3.56 3.09 62.68 Average: 3 25.16 0.00 1.97 1.61 2.29 68.97