---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8724 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 7.5G 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 478 5410 0 2086 7219 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:9d:02:ec brd ff:ff:ff:ff:ff:ff inet 10.32.7.22/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86122sec preferred_lft 86122sec inet6 fe80::f816:3eff:fe9d:2ec/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-8724) 03/12/26 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 166.39 83.12 83.27 4900.23 40109.31 19:15:01 66.02 12.46 53.57 297.71 8923.91 19:16:01 64.15 6.50 57.65 399.33 7560.13 19:17:01 23.81 1.28 22.53 70.11 4348.82 Average: 80.15 25.90 54.26 1421.66 15262.85 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 6031244 7419800 2136176 26.15 36344 1532800 696808 7.56 579536 1394000 68940 19:15:01 5730096 7383296 2437324 29.84 56704 1761016 831800 9.03 636340 1606268 121776 19:16:01 5496392 7342232 2671028 32.70 62548 1942736 735548 7.98 754988 1709628 112708 19:17:01 5536700 7388544 2630720 32.21 64612 1946856 679076 7.37 717920 1707496 10064 Average: 5698608 7383468 2468812 30.23 55052 1795852 735808 7.98 672196 1604348 78372 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 440.19 234.07 1243.50 65.36 0.00 0.00 0.00 0.00 19:14:02 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 19:15:01 ens3 79.58 59.19 723.16 16.81 0.00 0.00 0.00 0.00 19:15:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 19:16:01 ens3 247.35 252.55 1239.53 46.81 0.00 0.00 0.00 0.00 19:16:01 lo 0.83 0.83 0.08 0.08 0.00 0.00 0.00 0.00 19:17:01 ens3 55.61 61.01 29.03 534.98 0.00 0.00 0.00 0.00 19:17:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 206.21 152.09 809.13 166.63 0.00 0.00 0.00 0.00 Average: lo 1.28 1.28 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8724) 03/12/26 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 21.75 0.00 3.20 5.31 1.30 68.44 19:14:02 0 9.38 0.00 2.44 11.05 0.85 76.28 19:14:02 1 23.65 0.00 2.20 3.33 1.28 69.54 19:14:02 2 28.59 0.00 1.90 5.34 1.45 62.72 19:14:02 3 25.35 0.00 6.24 1.55 1.60 65.25 19:15:01 all 23.14 0.00 1.55 1.77 1.12 72.42 19:15:01 0 4.69 0.00 0.78 4.80 0.53 89.20 19:15:01 1 31.37 0.00 1.93 1.37 1.37 63.96 19:15:01 2 10.97 0.00 1.10 0.71 0.95 86.27 19:15:01 3 45.53 0.00 2.39 0.20 1.63 50.25 19:16:01 all 40.25 0.00 2.05 1.50 2.49 53.71 19:16:01 0 32.44 0.00 1.19 2.32 1.82 62.23 19:16:01 1 55.15 0.00 2.33 1.63 2.56 38.33 19:16:01 2 39.64 0.00 2.28 1.55 2.82 53.72 19:16:01 3 33.73 0.00 2.38 0.50 2.78 60.61 19:17:01 all 21.16 0.00 1.05 0.73 0.74 76.33 19:17:01 0 11.01 0.00 0.92 0.18 0.33 87.55 19:17:01 1 47.95 0.00 1.50 2.00 1.29 47.26 19:17:01 2 13.41 0.00 0.73 0.72 0.67 84.47 19:17:01 3 12.31 0.00 1.07 0.02 0.65 85.95 Average: all 26.59 0.00 1.96 2.33 1.41 67.70 Average: 0 14.42 0.00 1.33 4.58 0.88 78.78 Average: 1 39.56 0.00 1.99 2.09 1.63 54.74 Average: 2 23.20 0.00 1.51 2.08 1.47 71.74 Average: 3 29.16 0.00 3.02 0.57 1.67 65.58