---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3023 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 676K 1.6G 1% /run /dev/vda1 78G 8.8G 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 621 12690 0 2727 15095 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:83:67:96 brd ff:ff:ff:ff:ff:ff inet 10.30.106.164/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86131sec preferred_lft 86131sec inet6 fe80::f816:3eff:fe83:6796/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3023) 01/03/26 _x86_64_ (4 CPU) 20:39:31 LINUX RESTART (4 CPU) 20:40:01 tps rtps wtps bread/s bwrtn/s 20:41:01 183.74 28.48 155.26 1655.19 42984.44 20:42:01 95.22 13.48 81.74 871.59 9874.49 20:43:01 19.50 3.33 16.16 219.56 5451.76 Average: 99.48 15.10 84.39 915.45 19436.89 20:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:41:01 13528516 15349028 2896452 17.63 75024 1935544 992260 5.68 883088 1776232 123104 20:42:01 12319036 14327060 4105932 25.00 79664 2111948 1888476 10.81 2004192 1849336 2400 20:43:01 12513056 14946792 3911912 23.82 81136 2529884 1267956 7.26 1550208 2097804 259792 Average: 12786869 14874293 3638099 22.15 78608 2192459 1382897 7.91 1479163 1907791 128432 20:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:41:01 ens3 271.29 213.11 2780.35 36.27 0.00 0.00 0.00 0.00 20:41:01 lo 0.87 0.87 0.11 0.11 0.00 0.00 0.00 0.00 20:42:01 ens3 431.93 273.42 1706.10 81.03 0.00 0.00 0.00 0.00 20:42:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 20:43:01 ens3 481.04 325.81 3236.28 76.69 0.00 0.00 0.00 0.00 20:43:01 lo 0.40 0.40 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 394.75 270.78 2574.24 64.66 0.00 0.00 0.00 0.00 Average: lo 0.51 0.51 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3023) 01/03/26 _x86_64_ (4 CPU) 20:39:31 LINUX RESTART (4 CPU) 20:40:01 CPU %user %nice %system %iowait %steal %idle 20:41:01 all 24.02 0.00 1.85 2.60 0.06 71.47 20:41:01 0 11.63 0.00 1.41 3.06 0.07 83.84 20:41:01 1 32.79 0.00 1.80 0.57 0.05 64.79 20:41:01 2 15.36 0.00 1.13 5.01 0.07 78.44 20:41:01 3 36.34 0.00 3.08 1.74 0.07 58.78 20:42:01 all 67.90 0.00 2.02 0.39 0.08 29.61 20:42:01 0 76.41 0.00 1.79 0.38 0.08 21.34 20:42:01 1 59.98 0.00 2.04 0.18 0.08 37.71 20:42:01 2 66.78 0.00 2.08 0.86 0.07 30.22 20:42:01 3 68.43 0.00 2.18 0.13 0.08 29.17 20:43:01 all 61.17 0.00 2.10 0.07 0.09 36.58 20:43:01 0 57.14 0.00 2.77 0.08 0.08 39.92 20:43:01 1 66.25 0.00 1.72 0.02 0.10 31.91 20:43:01 2 62.99 0.00 1.96 0.07 0.08 34.90 20:43:01 3 58.30 0.00 1.93 0.10 0.08 39.59 Average: all 51.01 0.00 1.99 1.02 0.08 45.91 Average: 0 48.42 0.00 1.99 1.18 0.08 48.34 Average: 1 53.00 0.00 1.85 0.26 0.08 44.81 Average: 2 48.28 0.00 1.72 1.99 0.07 47.94 Average: 3 54.34 0.00 2.40 0.66 0.08 42.53