---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2527 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 436 1294 0 2212 3244 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:b9:e0:f7 brd ff:ff:ff:ff:ff:ff inet 10.32.7.141/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86198sec preferred_lft 86198sec inet6 fe80::f816:3eff:feb9:e0f7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2527) 01/01/24 _x86_64_ (4 CPU) 12:46:53 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 133.46 67.49 65.97 4546.58 42127.40 12:49:01 113.96 37.87 76.09 2171.84 13420.78 12:50:01 46.58 1.28 45.29 63.59 8225.56 Average: 97.91 35.54 62.38 2261.16 21301.69 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 1826236 3382328 2212408 54.78 48760 1663952 577840 11.36 539588 1503060 143444 12:49:01 1381904 3358816 2656740 65.78 61636 2057392 577124 11.34 687032 1770460 167008 12:50:01 1345660 3341360 2692984 66.68 66984 2070320 587032 11.54 714632 1777812 31676 Average: 1517933 3360835 2520711 62.41 59127 1930555 580665 11.41 647084 1683777 114043 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 ens3 312.48 221.63 1364.09 61.78 0.00 0.00 0.00 0.00 12:48:02 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 12:49:01 ens3 335.40 339.91 1951.27 64.75 0.00 0.00 0.00 0.00 12:49:01 lo 1.80 1.80 0.17 0.17 0.00 0.00 0.00 0.00 12:50:01 ens3 60.44 67.56 52.97 608.92 0.00 0.00 0.00 0.00 12:50:01 lo 1.73 1.73 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 235.55 208.97 1118.15 246.16 0.00 0.00 0.00 0.00 Average: lo 1.49 1.49 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-2527) 01/01/24 _x86_64_ (4 CPU) 12:46:53 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 20.68 0.00 1.95 3.88 0.05 73.44 12:48:02 0 31.34 0.00 2.06 2.04 0.05 64.52 12:48:02 1 11.63 0.00 1.93 8.47 0.05 77.92 12:48:02 2 28.72 0.00 2.13 1.01 0.08 68.06 12:48:02 3 11.02 0.00 1.66 3.99 0.03 83.30 12:49:01 all 31.43 0.00 1.77 1.85 0.07 64.88 12:49:01 0 23.62 0.00 1.32 0.78 0.05 74.23 12:49:01 1 23.79 0.00 1.36 4.65 0.05 70.14 12:49:01 2 45.98 0.00 2.23 0.78 0.09 50.92 12:49:01 3 32.40 0.00 2.14 1.21 0.07 64.19 12:50:01 all 19.00 0.00 0.94 1.20 0.04 78.82 12:50:01 0 7.66 0.00 0.58 0.02 0.02 91.74 12:50:01 1 10.54 0.00 0.90 0.97 0.03 87.56 12:50:01 2 39.44 0.00 1.72 2.75 0.07 56.02 12:50:01 3 18.50 0.00 0.60 1.07 0.05 79.78 Average: all 23.66 0.00 1.55 2.31 0.05 72.43 Average: 0 20.79 0.00 1.31 0.94 0.04 76.92 Average: 1 15.27 0.00 1.40 4.69 0.04 78.60 Average: 2 38.01 0.00 2.02 1.52 0.08 58.37 Average: 3 20.58 0.00 1.46 2.09 0.05 75.81