---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-12026 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 8.6G 69G 11% / 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 942 12718 0 2378 14781 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:d1:a8:c0 brd ff:ff:ff:ff:ff:ff inet 10.30.107.118/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86000sec preferred_lft 86000sec inet6 fe80::f816:3eff:fed1:a8c0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-12026) 01/13/24 _x86_64_ (4 CPU) 19:48:20 LINUX RESTART (4 CPU) 19:49:02 tps rtps wtps bread/s bwrtn/s 19:50:01 118.56 23.56 95.00 1194.92 28615.22 19:51:01 90.28 7.80 82.49 447.66 27088.69 19:52:01 33.06 2.05 31.01 60.66 27505.42 19:53:01 2.85 0.00 2.85 0.00 955.44 19:54:01 0.97 0.00 0.97 0.00 12.40 Average: 48.91 6.62 42.29 337.79 16796.04 19:49:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:50:01 13806460 15515748 2618508 15.94 70416 1833908 1070120 6.12 736256 1657816 125468 19:51:01 12199524 14050316 4225444 25.73 74412 1965748 2270372 12.99 2230704 1752664 4096 19:52:01 13094156 15191572 3330812 20.28 75920 2206516 1026628 5.88 1266112 1819012 28008 19:53:01 13106460 15203960 3318508 20.20 75968 2206524 1026628 5.88 1253884 1819020 160 19:54:01 13106804 15204344 3318164 20.20 76024 2206516 1026628 5.88 1254152 1819020 24 Average: 13062681 15033188 3362287 20.47 74548 2083842 1284075 7.35 1348222 1773506 31551 19:49:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:50:01 ens3 86.82 58.11 1089.39 20.09 0.00 0.00 0.00 0.00 19:50:01 lo 0.95 0.95 0.10 0.10 0.00 0.00 0.00 0.00 19:51:01 ens3 394.90 293.65 1725.33 78.73 0.00 0.00 0.00 0.00 19:51:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 19:52:01 ens3 480.75 296.17 554.96 206.99 0.00 0.00 0.00 0.00 19:52:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 19:53:01 ens3 0.25 0.25 0.06 1.03 0.00 0.00 0.00 0.00 19:53:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 19:54:01 ens3 5.70 2.00 4.47 0.70 0.00 0.00 0.00 0.00 19:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: ens3 194.04 130.28 673.46 61.65 0.00 0.00 0.00 0.00 Average: lo 0.31 0.31 0.03 0.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-12026) 01/13/24 _x86_64_ (4 CPU) 19:48:20 LINUX RESTART (4 CPU) 19:49:02 CPU %user %nice %system %iowait %steal %idle 19:50:01 all 21.67 0.00 1.65 5.20 0.06 71.42 19:50:01 0 7.59 0.00 1.06 2.48 0.05 88.81 19:50:01 1 39.37 0.00 2.31 2.75 0.07 55.51 19:50:01 2 31.69 0.00 2.22 3.34 0.05 62.70 19:50:01 3 8.06 0.00 0.99 12.29 0.03 78.63 19:51:01 all 48.22 0.00 1.52 1.86 0.10 48.30 19:51:01 0 39.33 0.00 1.55 0.72 0.08 58.32 19:51:01 1 40.47 0.00 1.76 1.24 0.12 56.42 19:51:01 2 73.92 0.00 1.39 0.17 0.13 24.39 19:51:01 3 39.13 0.00 1.37 5.31 0.08 54.10 19:52:01 all 33.72 0.00 1.02 1.79 0.07 63.41 19:52:01 0 25.33 0.00 0.80 0.07 0.07 73.73 19:52:01 1 26.59 0.00 0.97 0.95 0.05 71.44 19:52:01 2 55.89 0.00 1.45 0.12 0.08 42.46 19:52:01 3 27.07 0.00 0.83 6.03 0.07 66.00 19:53:01 all 0.02 0.00 0.02 0.08 0.00 99.88 19:53:01 0 0.00 0.00 0.02 0.00 0.00 99.98 19:53:01 1 0.02 0.00 0.02 0.23 0.00 99.73 19:53:01 2 0.00 0.00 0.02 0.00 0.00 99.98 19:53:01 3 0.03 0.00 0.02 0.08 0.02 99.85 19:54:01 all 0.42 0.00 0.02 0.01 0.01 99.54 19:54:01 0 0.02 0.00 0.05 0.00 0.00 99.93 19:54:01 1 0.05 0.00 0.02 0.03 0.02 99.88 19:54:01 2 0.08 0.00 0.00 0.00 0.00 99.92 19:54:01 3 1.54 0.00 0.02 0.02 0.02 98.42 Average: all 20.78 0.00 0.84 1.78 0.05 76.56 Average: 0 14.45 0.00 0.70 0.65 0.04 84.16 Average: 1 21.21 0.00 1.01 1.04 0.05 76.70 Average: 2 32.29 0.00 1.01 0.72 0.05 65.93 Average: 3 15.16 0.00 0.64 4.71 0.04 79.44