---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8967 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 449 5349 0 2177 7246 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:99:a3:33 brd ff:ff:ff:ff:ff:ff inet 10.32.6.14/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86091sec preferred_lft 86091sec inet6 fe80::f816:3eff:fe99:a333/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8967) 03/15/26 _x86_64_ (4 CPU) 12:46:58 LINUX RESTART (4 CPU) 12:47:02 tps rtps wtps bread/s bwrtn/s 12:48:01 179.59 99.88 79.71 5268.64 40524.36 12:49:01 56.22 0.23 55.98 24.93 8725.07 12:50:01 97.23 35.65 61.58 2102.63 7938.42 12:51:01 32.07 4.41 27.65 130.07 5088.12 12:52:01 22.65 0.35 22.30 33.73 1650.66 Average: 77.21 27.87 49.34 1499.67 12693.89 12:47:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 6108116 7479980 2059296 25.21 34396 1519144 661768 7.18 518832 1381604 59380 12:49:01 5881088 7518296 2286324 27.99 55480 1747004 604848 6.56 486104 1608752 118152 12:50:01 5300080 7106232 2867332 35.11 63388 1902448 1122984 12.19 958292 1704168 6864 12:51:01 5425132 7365092 2742280 33.58 66760 2030636 738676 8.02 780832 1753480 24588 12:52:01 5502380 7445548 2665032 32.63 68576 2031772 661148 7.17 711724 1745168 8752 Average: 5643359 7383030 2524053 30.90 57720 1846201 757885 8.22 691157 1638634 43547 12:47:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 369.34 195.36 1118.36 63.92 0.00 0.00 0.00 0.00 12:48:01 lo 2.17 2.17 0.20 0.20 0.00 0.00 0.00 0.00 12:49:01 ens3 56.70 42.57 693.16 5.63 0.00 0.00 0.00 0.00 12:49:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 12:50:01 ens3 296.52 322.48 1452.71 59.49 0.00 0.00 0.00 0.00 12:50:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 12:51:01 ens3 110.04 124.87 312.68 613.22 0.00 0.00 0.00 0.00 12:51:01 lo 1.37 1.37 0.12 0.12 0.00 0.00 0.00 0.00 12:52:01 ens3 12.21 12.93 10.64 6.05 0.00 0.00 0.00 0.00 12:52:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 168.31 139.47 716.20 149.98 0.00 0.00 0.00 0.00 Average: lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8967) 03/15/26 _x86_64_ (4 CPU) 12:46:58 LINUX RESTART (4 CPU) 12:47:02 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 19.57 0.00 3.37 6.62 3.85 66.59 12:48:01 0 23.70 0.00 2.76 6.18 3.27 64.09 12:48:01 1 21.23 0.00 2.30 4.72 3.79 67.96 12:48:01 2 24.18 0.00 5.39 6.97 4.51 58.96 12:48:01 3 9.23 0.00 3.02 8.64 3.83 75.28 12:49:01 all 19.11 0.00 1.23 2.53 1.82 75.31 12:49:01 0 8.42 0.00 0.80 0.33 2.12 88.33 12:49:01 1 23.17 0.00 1.42 1.19 1.72 72.49 12:49:01 2 19.25 0.00 1.22 7.00 2.01 70.52 12:49:01 3 25.73 0.00 1.46 1.56 1.45 69.80 12:50:01 all 36.10 0.00 2.31 2.19 5.62 53.78 12:50:01 0 34.04 0.00 2.83 3.09 5.51 54.54 12:50:01 1 43.41 0.00 1.83 0.92 5.75 48.09 12:50:01 2 37.88 0.00 2.37 2.23 6.09 51.43 12:50:01 3 29.05 0.00 2.23 2.54 5.12 61.06 12:51:01 all 25.39 0.00 1.40 1.09 2.88 69.24 12:51:01 0 36.68 0.00 1.50 0.48 3.26 58.08 12:51:01 1 34.59 0.00 1.54 0.40 2.73 60.74 12:51:01 2 14.51 0.00 1.57 3.21 2.45 78.27 12:51:01 3 15.82 0.00 1.02 0.30 3.10 79.77 12:52:01 all 20.23 0.00 0.97 1.03 1.66 76.10 12:52:01 0 17.21 0.00 1.25 0.05 1.80 79.69 12:52:01 1 46.86 0.00 1.23 0.40 2.11 49.40 12:52:01 2 15.02 0.00 1.06 3.03 1.44 79.45 12:52:01 3 2.02 0.00 0.30 0.66 1.27 95.75 Average: all 24.11 0.00 1.85 2.69 3.17 68.18 Average: 0 24.02 0.00 1.83 2.01 3.19 68.95 Average: 1 33.88 0.00 1.67 1.52 3.22 59.71 Average: 2 22.20 0.00 2.32 4.48 3.30 67.70 Average: 3 16.38 0.00 1.60 2.73 2.96 76.32