---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10590 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 9.2G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 564 12326 0 3148 15145 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:b3:93:12 brd ff:ff:ff:ff:ff:ff inet 10.30.106.250/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86125sec preferred_lft 86125sec inet6 fe80::f816:3eff:feb3:9312/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10590) 01/08/24 _x86_64_ (4 CPU) 20:22:20 LINUX RESTART (4 CPU) 20:23:01 tps rtps wtps bread/s bwrtn/s 20:24:01 115.75 18.36 97.38 1113.81 23868.16 20:25:01 145.97 26.53 119.44 1625.98 26423.45 20:26:01 71.54 4.28 67.26 119.05 32186.90 Average: 111.09 16.39 94.70 953.06 27492.66 20:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:24:01 13910424 15619232 2514536 15.31 69752 1833824 713456 4.08 622700 1669400 151868 20:25:01 12941424 14984128 3483536 21.21 82076 2143560 1198528 6.86 1297784 1936184 25800 20:26:01 12647932 15513728 3777028 23.00 94216 2932920 794596 4.55 1194984 2299188 257252 Average: 13166593 15372363 3258367 19.84 82015 2303435 902193 5.16 1038489 1968257 144973 20:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:24:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 20:24:01 ens3 70.09 48.18 1233.00 8.94 0.00 0.00 0.00 0.00 20:25:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 20:25:01 ens3 444.12 400.72 4133.65 84.41 0.00 0.00 0.00 0.00 20:26:01 lo 4.20 4.20 0.38 0.38 0.00 0.00 0.00 0.00 20:26:01 ens3 378.84 298.58 4065.64 50.08 0.00 0.00 0.00 0.00 Average: lo 1.78 1.78 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 297.71 249.18 3144.26 47.82 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10590) 01/08/24 _x86_64_ (4 CPU) 20:22:20 LINUX RESTART (4 CPU) 20:23:01 CPU %user %nice %system %iowait %steal %idle 20:24:01 all 18.94 0.00 1.50 5.14 0.05 74.37 20:24:01 0 28.94 0.00 2.11 11.21 0.07 57.67 20:24:01 1 12.42 0.00 0.96 5.43 0.05 81.15 20:24:01 2 22.33 0.00 1.75 1.50 0.08 74.33 20:24:01 3 12.03 0.00 1.19 2.41 0.03 84.34 20:25:01 all 24.68 0.00 1.66 3.43 0.10 70.12 20:25:01 0 27.39 0.00 1.64 7.63 0.10 63.24 20:25:01 1 25.46 0.00 2.30 1.04 0.12 71.09 20:25:01 2 24.46 0.00 1.49 0.99 0.08 72.98 20:25:01 3 21.40 0.00 1.21 4.07 0.10 73.22 20:26:01 all 39.38 0.00 2.36 3.25 0.13 54.87 20:26:01 0 42.13 0.00 2.71 6.90 0.14 48.12 20:26:01 1 33.74 0.00 2.30 0.15 0.12 63.70 20:26:01 2 41.65 0.00 2.46 4.54 0.13 51.22 20:26:01 3 40.03 0.00 2.02 1.45 0.12 56.39 Average: all 27.65 0.00 1.84 3.94 0.09 66.48 Average: 0 32.78 0.00 2.15 8.59 0.10 56.38 Average: 1 23.87 0.00 1.85 2.20 0.09 71.98 Average: 2 29.45 0.00 1.90 2.34 0.10 66.21 Average: 3 24.47 0.00 1.47 2.64 0.08 71.34