---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-938 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: 2799.998 BogoMIPS: 5599.99 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 475 5403 0 2096 7222 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:ac:1f:b4 brd ff:ff:ff:ff:ff:ff inet 10.32.6.144/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86138sec preferred_lft 86138sec inet6 fe80::f816:3eff:feac:1fb4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-938) 05/15/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 150.54 65.26 85.29 4261.82 40907.20 19:15:01 70.01 12.80 57.21 308.83 9127.49 19:16:01 57.45 8.52 48.93 470.67 6752.53 19:17:01 25.25 0.35 24.90 33.72 4491.75 Average: 75.81 21.73 54.08 1268.65 15318.94 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5966556 7397804 2200856 26.95 37284 1573892 724720 7.86 602260 1433664 89408 19:15:01 5579192 7246336 2588220 31.69 58240 1772612 877256 9.52 777676 1613292 101268 19:16:01 5581044 7438436 2586368 31.67 62748 1954196 653160 7.09 664016 1716816 114612 19:17:01 5536660 7398116 2630752 32.21 65128 1955328 674468 7.32 709112 1714560 9904 Average: 5665863 7370173 2501549 30.63 55850 1814007 732401 7.95 688266 1619583 78798 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 19:14:01 ens3 415.40 248.08 1581.47 67.19 0.00 0.00 0.00 0.00 19:15:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 19:15:01 ens3 86.79 83.94 468.92 20.22 0.00 0.00 0.00 0.00 19:16:01 lo 1.70 1.70 0.15 0.15 0.00 0.00 0.00 0.00 19:16:01 ens3 257.52 262.20 1206.56 553.17 0.00 0.00 0.00 0.00 19:17:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:17:01 ens3 14.04 15.34 10.76 16.32 0.00 0.00 0.00 0.00 Average: lo 1.19 1.19 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 193.41 152.37 816.83 164.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-938) 05/15/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 22.14 0.00 2.60 4.71 1.25 69.30 19:14:01 0 12.82 0.00 1.33 6.44 0.72 78.69 19:14:01 1 26.47 0.00 1.60 0.92 1.35 69.67 19:14:01 2 37.56 0.00 2.98 2.93 1.55 54.97 19:14:01 3 11.77 0.00 4.50 8.53 1.36 73.84 19:15:01 all 27.88 0.00 1.58 1.54 1.80 67.19 19:15:01 0 25.38 0.00 1.06 1.38 1.91 70.28 19:15:01 1 43.58 0.00 2.11 0.51 2.27 51.53 19:15:01 2 28.44 0.00 2.15 1.80 1.62 65.99 19:15:01 3 14.12 0.00 1.00 2.50 1.43 80.96 19:16:01 all 35.86 0.00 1.90 1.06 2.39 58.78 19:16:01 0 51.20 0.00 2.17 1.14 2.81 42.68 19:16:01 1 35.87 0.00 1.64 0.33 2.17 59.99 19:16:01 2 32.42 0.00 1.98 2.18 2.48 60.92 19:16:01 3 23.95 0.00 1.82 0.55 2.07 71.61 19:17:01 all 20.84 0.00 0.84 0.87 0.89 76.56 19:17:01 0 23.13 0.00 0.72 1.70 1.13 73.32 19:17:01 1 14.49 0.00 0.68 0.42 0.90 83.52 19:17:01 2 30.86 0.00 1.20 1.32 1.05 65.58 19:17:01 3 14.92 0.00 0.73 0.07 0.48 83.80 Average: all 26.69 0.00 1.73 2.04 1.58 67.95 Average: 0 28.17 0.00 1.32 2.66 1.64 66.21 Average: 1 30.11 0.00 1.51 0.54 1.67 66.16 Average: 2 32.32 0.00 2.08 2.06 1.68 61.87 Average: 3 16.19 0.00 2.01 2.91 1.34 77.55