---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11065 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 466 5256 0 2252 7227 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:a7:f0:7d brd ff:ff:ff:ff:ff:ff inet 10.32.6.117/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86118sec preferred_lft 86118sec inet6 fe80::f816:3eff:fea7:f07d/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-11065) 12/06/25 _x86_64_ (4 CPU) 08:12:59 LINUX RESTART (4 CPU) 08:13:01 tps rtps wtps bread/s bwrtn/s 08:14:02 188.14 104.88 83.25 5372.70 40281.70 08:15:01 82.05 25.64 56.41 1518.66 9679.31 08:16:01 81.09 13.86 67.22 807.87 10564.51 08:17:01 32.19 1.33 30.86 101.43 4304.03 Average: 95.92 36.47 59.45 1951.89 16234.20 08:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:02 5999648 7409824 2167772 26.54 36388 1553772 704240 7.64 587208 1415580 89288 08:15:01 5691004 7388052 2476416 30.32 57068 1803708 828496 8.99 625304 1652804 124048 08:16:01 5052512 6990872 3114908 38.14 64352 2030096 1058760 11.49 1097024 1802920 35828 08:17:01 5440692 7454584 2726728 33.39 67900 2100680 621192 6.74 660460 1850536 23756 Average: 5545964 7310833 2621456 32.10 56427 1872064 803172 8.71 742499 1680460 68230 08:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:02 ens3 443.29 243.76 1370.97 66.65 0.00 0.00 0.00 0.00 08:14:02 lo 2.13 2.13 0.20 0.20 0.00 0.00 0.00 0.00 08:15:01 ens3 82.04 58.77 559.02 14.59 0.00 0.00 0.00 0.00 08:15:01 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 08:16:01 ens3 402.68 439.71 2779.82 71.50 0.00 0.00 0.00 0.00 08:16:01 lo 1.52 1.52 0.20 0.20 0.00 0.00 0.00 0.00 08:17:01 ens3 108.55 117.41 570.06 24.20 0.00 0.00 0.00 0.00 08:17:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 259.87 215.56 1323.12 44.36 0.00 0.00 0.00 0.00 Average: lo 1.37 1.37 0.14 0.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-11065) 12/06/25 _x86_64_ (4 CPU) 08:12:59 LINUX RESTART (4 CPU) 08:13:01 CPU %user %nice %system %iowait %steal %idle 08:14:02 all 21.33 0.00 3.05 6.33 1.30 67.98 08:14:02 0 27.67 0.00 2.10 2.62 1.17 66.44 08:14:02 1 13.83 0.00 5.17 10.19 1.53 69.28 08:14:02 2 31.34 0.00 2.89 6.80 1.62 57.36 08:14:02 3 12.52 0.00 2.05 5.70 0.90 78.82 08:15:01 all 21.90 0.00 1.46 2.09 1.00 73.56 08:15:01 0 7.68 0.00 0.61 1.49 0.51 89.71 08:15:01 1 41.76 0.00 2.25 0.95 1.39 53.66 08:15:01 2 11.13 0.00 1.19 5.72 0.73 81.23 08:15:01 3 26.97 0.00 1.77 0.20 1.35 69.70 08:16:01 all 45.19 0.00 1.94 1.29 2.98 48.59 08:16:01 0 48.47 0.00 1.29 1.97 2.95 45.31 08:16:01 1 48.82 0.00 1.63 0.63 2.80 46.12 08:16:01 2 38.32 0.00 2.41 2.06 3.40 53.82 08:16:01 3 45.15 0.00 2.48 0.50 2.78 49.08 08:17:01 all 21.34 0.00 1.11 0.75 1.11 75.69 08:17:01 0 8.92 0.00 0.74 0.08 1.17 89.08 08:17:01 1 4.01 0.00 0.65 0.22 0.66 94.46 08:17:01 2 9.83 0.00 1.28 2.48 0.78 85.62 08:17:01 3 62.83 0.00 1.77 0.22 1.82 33.37 Average: all 27.47 0.00 1.89 2.61 1.60 66.42 Average: 0 23.25 0.00 1.19 1.54 1.45 72.57 Average: 1 27.02 0.00 2.42 3.00 1.59 65.95 Average: 2 22.72 0.00 1.94 4.25 1.64 69.44 Average: 3 36.90 0.00 2.02 1.66 1.71 57.71