---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-75033 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 9.3G 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 548 12252 0 3238 15160 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:e5:a9:60 brd ff:ff:ff:ff:ff:ff inet 10.30.107.171/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86031sec preferred_lft 86031sec inet6 fe80::f816:3eff:fee5:a960/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-75033) 11/14/23 _x86_64_ (4 CPU) 07:50:42 LINUX RESTART (4 CPU) 07:51:01 tps rtps wtps bread/s bwrtn/s 07:52:02 124.06 18.73 105.33 1086.49 55724.18 07:53:01 158.61 42.14 116.47 2537.99 19849.95 07:54:01 24.85 3.25 21.60 131.18 3068.02 07:55:01 11.31 0.13 11.18 7.33 12130.49 07:56:01 66.54 2.17 64.37 227.30 17989.94 Average: 76.80 13.19 63.61 792.27 21758.49 07:51:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:52:02 13932480 15592808 2492488 15.17 63096 1797284 758448 4.34 651500 1629756 240288 07:53:01 12616300 14670036 3808668 23.19 77512 2161692 1586772 9.08 1652848 1912672 8892 07:54:01 11793364 14268988 4631604 28.20 80028 2573184 1918588 10.98 2089368 2280488 356268 07:55:01 10426332 12931152 5998636 36.52 81452 2599368 3260812 18.66 3430140 2301344 24384 07:56:01 11402484 14365944 5022484 30.58 83928 3043632 1703984 9.75 2170744 2568096 34008 Average: 12034192 14365786 4390776 26.73 77203 2435032 1845721 10.56 1998920 2138471 132768 07:51:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:52:02 lo 1.47 1.47 0.16 0.16 0.00 0.00 0.00 0.00 07:52:02 ens3 58.87 41.18 967.74 7.65 0.00 0.00 0.00 0.00 07:53:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 07:53:01 ens3 374.14 277.74 3513.67 64.42 0.00 0.00 0.00 0.00 07:54:01 lo 26.16 26.16 6.14 6.14 0.00 0.00 0.00 0.00 07:54:01 ens3 807.88 464.21 879.78 173.66 0.00 0.00 0.00 0.00 07:55:01 lo 2.33 2.33 0.19 0.19 0.00 0.00 0.00 0.00 07:55:01 ens3 563.48 367.69 215.28 139.39 0.00 0.00 0.00 0.00 07:56:01 lo 12.25 12.25 2.20 2.20 0.00 0.00 0.00 0.00 07:56:01 ens3 779.19 484.25 2889.99 164.63 0.00 0.00 0.00 0.00 Average: lo 8.56 8.56 1.75 1.75 0.00 0.00 0.00 0.00 Average: ens3 517.19 327.18 1687.21 110.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-75033) 11/14/23 _x86_64_ (4 CPU) 07:50:42 LINUX RESTART (4 CPU) 07:51:01 CPU %user %nice %system %iowait %steal %idle 07:52:02 all 18.82 0.00 1.42 8.78 0.05 70.92 07:52:02 0 28.71 0.00 1.63 3.15 0.07 66.45 07:52:02 1 5.86 0.00 0.75 6.53 0.05 86.82 07:52:02 2 18.40 0.00 1.32 8.63 0.05 71.60 07:52:02 3 22.36 0.00 1.95 16.84 0.07 58.78 07:53:01 all 37.98 0.00 1.88 1.43 0.09 58.62 07:53:01 0 46.38 0.00 2.40 0.75 0.12 50.36 07:53:01 1 27.27 0.00 2.22 3.86 0.09 66.57 07:53:01 2 43.87 0.00 1.09 0.46 0.09 54.50 07:53:01 3 34.36 0.00 1.81 0.66 0.09 63.08 07:54:01 all 56.54 0.00 1.99 0.24 0.10 41.13 07:54:01 0 54.25 0.00 2.94 0.18 0.10 42.53 07:54:01 1 54.44 0.00 1.89 0.70 0.10 42.86 07:54:01 2 55.82 0.00 1.54 0.07 0.08 42.49 07:54:01 3 61.65 0.00 1.62 0.00 0.10 36.63 07:55:01 all 40.47 0.00 1.56 0.69 0.07 57.21 07:55:01 0 35.85 0.00 1.72 0.00 0.07 62.36 07:55:01 1 42.16 0.00 1.84 2.76 0.08 53.17 07:55:01 2 40.75 0.00 1.54 0.00 0.07 57.64 07:55:01 3 43.13 0.00 1.12 0.00 0.07 55.68 07:56:01 all 53.93 0.00 1.96 0.50 0.10 43.51 07:56:01 0 54.51 0.00 2.07 0.15 0.10 43.17 07:56:01 1 50.64 0.00 2.67 1.06 0.08 45.56 07:56:01 2 56.92 0.00 1.47 0.71 0.12 40.78 07:56:01 3 53.65 0.00 1.64 0.12 0.08 44.51 Average: all 41.56 0.00 1.76 2.33 0.08 54.27 Average: 0 43.94 0.00 2.15 0.85 0.09 52.98 Average: 1 36.10 0.00 1.87 2.98 0.08 58.97 Average: 2 43.11 0.00 1.39 1.98 0.08 53.43 Average: 3 43.08 0.00 1.63 3.52 0.08 51.69