---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2976 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 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 609 1081 0 2253 3067 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:4b:be:7e brd ff:ff:ff:ff:ff:ff inet 10.32.7.243/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86164sec preferred_lft 86164sec inet6 fe80::f816:3eff:fe4b:be7e/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-2976) 01/06/24 _x86_64_ (4 CPU) 15:35:53 LINUX RESTART (4 CPU) 15:36:01 tps rtps wtps bread/s bwrtn/s 15:37:02 132.53 67.42 65.11 4546.18 42053.67 15:38:01 95.70 12.54 83.16 255.69 14778.11 15:39:01 54.09 7.32 46.78 442.19 8973.57 Average: 94.10 29.19 64.91 1756.35 21975.09 15:36:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:37:02 1838080 3391488 2200564 54.49 48804 1661096 573532 11.27 527332 1501332 143212 15:38:01 1280528 3131124 2758116 68.29 62504 1930356 768768 15.11 816680 1741156 74900 15:39:01 1090364 3111912 2948280 73.00 66348 2092780 805300 15.83 921536 1816944 7836 Average: 1402991 3211508 2635653 65.26 59219 1894744 715867 14.07 755183 1686477 75316 15:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:37:02 ens3 362.92 226.93 1329.65 62.12 0.00 0.00 0.00 0.00 15:37:02 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 15:38:01 ens3 328.06 363.68 2459.20 62.71 0.00 0.00 0.00 0.00 15:38:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 15:39:01 ens3 612.01 507.68 1527.48 159.72 0.00 0.00 0.00 0.00 15:39:01 lo 1.50 1.50 0.17 0.17 0.00 0.00 0.00 0.00 Average: ens3 434.93 366.11 1768.27 95.03 0.00 0.00 0.00 0.00 Average: lo 1.22 1.22 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2976) 01/06/24 _x86_64_ (4 CPU) 15:35:53 LINUX RESTART (4 CPU) 15:36:01 CPU %user %nice %system %iowait %steal %idle 15:37:02 all 21.63 0.00 2.04 3.87 0.05 72.41 15:37:02 0 13.25 0.00 1.71 2.51 0.03 82.49 15:37:02 1 29.75 0.00 2.07 4.24 0.05 63.88 15:37:02 2 28.32 0.00 2.24 3.25 0.07 66.12 15:37:02 3 15.15 0.00 2.18 5.45 0.05 77.17 15:38:01 all 28.35 0.00 1.62 1.46 0.07 68.50 15:38:01 0 18.77 0.00 1.29 2.74 0.05 77.15 15:38:01 1 36.23 0.00 1.66 1.65 0.07 60.39 15:38:01 2 35.37 0.00 2.33 1.41 0.07 60.82 15:38:01 3 23.03 0.00 1.17 0.05 0.09 75.66 15:39:01 all 34.89 0.00 1.38 0.60 0.06 63.06 15:39:01 0 39.05 0.00 1.12 0.05 0.05 59.73 15:39:01 1 33.70 0.00 1.00 0.72 0.05 64.53 15:39:01 2 36.55 0.00 1.60 1.54 0.08 60.23 15:39:01 3 30.23 0.00 1.81 0.10 0.07 67.79 Average: all 28.29 0.00 1.68 1.98 0.06 67.99 Average: 0 23.73 0.00 1.37 1.76 0.04 73.09 Average: 1 33.21 0.00 1.58 2.21 0.06 62.95 Average: 2 33.41 0.00 2.06 2.07 0.07 62.40 Average: 3 22.80 0.00 1.73 1.88 0.07 73.53