---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3970 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 7.8G 12G 41% / 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 472 5175 0 2328 7220 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:ff:ab:53 brd ff:ff:ff:ff:ff:ff inet 10.32.6.212/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86006sec preferred_lft 86006sec inet6 fe80::f816:3eff:feff:ab53/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3970) 01/24/26 _x86_64_ (4 CPU) 03:47:47 LINUX RESTART (4 CPU) 03:48:01 tps rtps wtps bread/s bwrtn/s 03:49:01 120.36 54.00 66.36 3544.69 6299.63 03:50:01 60.31 11.93 48.38 249.38 8729.22 03:51:01 30.36 0.57 29.80 16.80 5973.14 03:52:01 9.67 0.00 9.67 0.00 381.00 03:53:01 50.99 0.40 50.59 14.40 8961.84 03:54:01 22.58 0.70 21.88 77.84 4666.71 Average: 49.05 11.27 37.78 650.57 5835.32 03:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:49:01 5962028 7387616 2205392 27.00 37584 1567880 720896 7.82 613208 1427064 58824 03:50:01 5711416 7362716 2456004 30.07 56672 1758780 844588 9.16 654716 1605620 102480 03:51:01 5507920 7231548 2659500 32.56 58344 1827916 884068 9.59 787252 1672988 2024 03:52:01 5493564 7224596 2673856 32.74 60356 1832332 892040 9.68 795944 1676508 1744 03:53:01 5292436 7377800 2874984 35.20 65540 2174124 697376 7.57 660332 1998436 109692 03:54:01 5308188 7399824 2859232 35.01 67724 2177684 676900 7.34 644732 1997332 8644 Average: 5545925 7330683 2621495 32.10 57703 1889786 785978 8.53 692697 1729658 47235 03:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:49:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 03:49:01 ens3 446.20 226.36 1420.87 64.67 0.00 0.00 0.00 0.00 03:50:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 03:50:01 ens3 77.52 42.39 421.46 12.75 0.00 0.00 0.00 0.00 03:51:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:51:01 ens3 81.04 85.39 1138.01 11.68 0.00 0.00 0.00 0.00 03:52:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:52:01 ens3 58.02 83.72 60.10 13.23 0.00 0.00 0.00 0.00 03:53:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:53:01 ens3 647.91 576.85 4054.61 74.59 0.00 0.00 0.00 0.00 03:54:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 03:54:01 ens3 11.45 11.95 8.89 5.71 0.00 0.00 0.00 0.00 Average: lo 0.69 0.69 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 220.35 171.10 1183.94 30.44 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3970) 01/24/26 _x86_64_ (4 CPU) 03:47:47 LINUX RESTART (4 CPU) 03:48:01 CPU %user %nice %system %iowait %steal %idle 03:49:01 all 23.62 0.00 2.03 3.49 1.11 69.76 03:49:01 0 24.60 0.00 1.89 2.89 0.95 69.67 03:49:01 1 27.78 0.00 2.67 2.60 1.17 65.78 03:49:01 2 14.18 0.00 1.57 4.48 0.82 78.95 03:49:01 3 27.87 0.00 2.03 4.01 1.50 64.59 03:50:01 all 23.52 0.00 1.61 1.55 1.14 72.19 03:50:01 0 7.86 0.00 0.70 0.83 0.52 90.09 03:50:01 1 22.23 0.00 1.71 0.20 1.26 74.59 03:50:01 2 18.42 0.00 1.35 4.91 0.90 74.41 03:50:01 3 45.58 0.00 2.63 0.23 1.88 49.67 03:51:01 all 11.75 0.00 0.63 0.54 0.74 86.34 03:51:01 0 8.35 0.00 0.57 0.33 0.60 90.15 03:51:01 1 9.55 0.00 1.05 1.29 0.73 87.38 03:51:01 2 11.89 0.00 0.42 0.43 0.63 86.63 03:51:01 3 17.24 0.00 0.53 0.10 0.98 81.14 03:52:01 all 5.81 0.00 0.38 0.03 0.33 93.46 03:52:01 0 5.77 0.00 0.47 0.03 0.25 93.48 03:52:01 1 3.90 0.00 0.63 0.08 0.08 95.30 03:52:01 2 5.46 0.00 0.23 0.00 0.23 94.08 03:52:01 3 8.10 0.00 0.15 0.00 0.75 91.00 03:53:01 all 21.14 0.00 1.74 0.71 1.09 75.32 03:53:01 0 19.23 0.00 1.54 0.37 1.01 77.86 03:53:01 1 20.03 0.00 1.56 1.83 1.09 75.50 03:53:01 2 20.25 0.00 1.22 0.20 1.03 77.30 03:53:01 3 25.07 0.00 2.63 0.42 1.24 70.63 03:54:01 all 21.38 0.00 1.09 0.57 0.81 76.14 03:54:01 0 13.78 0.00 0.85 0.20 0.45 84.72 03:54:01 1 18.36 0.00 1.15 1.96 0.62 77.91 03:54:01 2 9.14 0.00 0.78 0.02 0.75 89.31 03:54:01 3 44.24 0.00 1.58 0.13 1.41 52.63 Average: all 17.88 0.00 1.24 1.15 0.87 78.86 Average: 0 13.26 0.00 1.00 0.78 0.63 84.33 Average: 1 16.98 0.00 1.46 1.33 0.83 79.41 Average: 2 13.22 0.00 0.93 1.67 0.73 83.45 Average: 3 28.04 0.00 1.59 0.82 1.30 68.26