---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9982 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 7.7G 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 475 5159 0 2341 7217 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:14:f5:a3 brd ff:ff:ff:ff:ff:ff inet 10.32.7.48/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86063sec preferred_lft 86063sec inet6 fe80::f816:3eff:fe14:f5a3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9982) 03/28/26 _x86_64_ (4 CPU) 16:36:56 LINUX RESTART (4 CPU) 16:37:01 tps rtps wtps bread/s bwrtn/s 16:38:01 160.76 76.84 83.92 4801.33 40576.32 16:39:01 81.04 30.12 50.92 1664.65 8337.35 16:40:01 35.83 7.18 28.65 653.54 7251.17 16:41:01 12.16 3.55 8.62 130.78 3465.16 16:42:01 28.34 1.23 27.11 98.63 7716.89 Average: 63.62 23.78 39.84 1469.69 13468.60 16:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:38:01 5981040 7398636 2186380 26.77 36608 1561160 710664 7.71 598504 1425772 85320 16:39:01 5671820 7365032 2495600 30.56 56660 1801188 757876 8.22 673164 1628348 122044 16:40:01 4768648 6660928 3398772 41.61 62360 1988056 1403980 15.23 1403944 1785136 93372 16:41:01 4663156 6741236 3504264 42.91 65732 2165576 1121208 12.17 1381432 1901784 173672 16:42:01 5286680 7390712 2880740 35.27 68588 2188368 695784 7.55 753848 1908540 10664 Average: 5274269 7111309 2893151 35.42 57990 1940870 937902 10.18 962178 1729916 97014 16:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:38:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 16:38:01 ens3 447.81 249.73 1478.93 66.43 0.00 0.00 0.00 0.00 16:39:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 16:39:01 ens3 52.63 44.25 456.30 11.84 0.00 0.00 0.00 0.00 16:40:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 16:40:01 ens3 195.24 184.66 2648.19 24.90 0.00 0.00 0.00 0.00 16:41:01 lo 122.15 122.15 36.40 36.40 0.00 0.00 0.00 0.00 16:41:01 ens3 92.48 84.70 1039.61 12.58 0.00 0.00 0.00 0.00 16:42:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 16:42:01 ens3 33.36 27.09 224.38 9.66 0.00 0.00 0.00 0.00 Average: lo 25.25 25.25 7.35 7.35 0.00 0.00 0.00 0.00 Average: ens3 164.30 118.08 1169.53 25.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9982) 03/28/26 _x86_64_ (4 CPU) 16:36:56 LINUX RESTART (4 CPU) 16:37:01 CPU %user %nice %system %iowait %steal %idle 16:38:01 all 20.68 0.00 2.74 4.89 0.97 70.71 16:38:01 0 8.72 0.00 1.70 7.10 0.87 81.61 16:38:01 1 19.61 0.00 5.23 5.66 0.87 68.63 16:38:01 2 37.20 0.00 2.20 5.51 1.25 53.83 16:38:01 3 17.20 0.00 1.85 1.32 0.90 78.73 16:39:01 all 22.51 0.00 1.53 2.32 0.95 72.70 16:39:01 0 10.53 0.00 1.05 4.72 0.62 83.07 16:39:01 1 12.17 0.00 0.98 1.85 0.58 84.42 16:39:01 2 41.64 0.00 2.52 2.52 1.42 51.90 16:39:01 3 25.71 0.00 1.56 0.18 1.16 71.38 16:40:01 all 31.95 0.00 1.52 0.83 2.04 63.67 16:40:01 0 39.33 0.00 0.85 0.42 1.90 57.50 16:40:01 1 28.78 0.00 1.83 0.75 1.73 66.90 16:40:01 2 28.17 0.00 1.26 0.45 2.01 68.10 16:40:01 3 31.50 0.00 2.13 1.72 2.50 62.15 16:41:01 all 43.57 0.00 1.48 0.29 2.82 51.84 16:41:01 0 43.25 0.00 1.47 0.28 2.74 52.26 16:41:01 1 39.53 0.00 1.21 0.28 2.51 56.46 16:41:01 2 45.65 0.00 2.13 0.42 3.25 48.55 16:41:01 3 45.85 0.00 1.13 0.17 2.79 50.06 16:42:01 all 22.15 0.00 1.25 0.97 0.85 74.78 16:42:01 0 22.99 0.00 1.15 0.17 1.07 74.63 16:42:01 1 5.28 0.00 0.80 1.39 0.50 92.04 16:42:01 2 25.28 0.00 1.22 2.12 0.68 70.71 16:42:01 3 35.04 0.00 1.78 0.17 1.13 61.88 Average: all 28.18 0.00 1.70 1.86 1.53 66.73 Average: 0 24.97 0.00 1.24 2.53 1.44 69.81 Average: 1 21.09 0.00 2.01 1.98 1.24 73.68 Average: 2 35.58 0.00 1.87 2.20 1.72 58.62 Average: 3 31.07 0.00 1.69 0.71 1.70 64.83