---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-426 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 8.9G 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 592 12715 0 2732 15123 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:3d:e6:8f brd ff:ff:ff:ff:ff:ff inet 10.30.106.170/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86123sec preferred_lft 86123sec inet6 fe80::f816:3eff:fe3d:e68f/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-426) 03/08/26 _x86_64_ (4 CPU) 03:04:19 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 155.51 11.58 143.93 299.15 38673.42 03:07:01 55.49 3.78 51.71 106.92 7148.41 03:08:01 30.58 6.35 24.23 442.33 2263.49 Average: 80.53 7.24 73.29 282.80 16028.44 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13594220 15281596 2830748 17.23 76128 1803800 1243424 7.12 955844 1642460 33352 03:07:01 12900452 14764864 3524516 21.46 83952 1966036 1511452 8.65 1489640 1789772 2092 03:08:01 13097680 15551656 3327288 20.26 87976 2540376 797176 4.56 928824 2131184 508864 Average: 13197451 15199372 3227517 19.65 82685 2103404 1184017 6.78 1124769 1854472 181436 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 03:06:01 ens3 173.97 158.01 1235.02 40.62 0.00 0.00 0.00 0.00 03:07:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:07:01 ens3 1330.14 857.11 2617.60 326.35 0.00 0.00 0.00 0.00 03:08:01 lo 0.62 0.62 0.05 0.05 0.00 0.00 0.00 0.00 03:08:01 ens3 681.12 379.04 871.34 154.88 0.00 0.00 0.00 0.00 Average: lo 0.52 0.52 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 728.41 464.72 1574.65 173.95 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-426) 03/08/26 _x86_64_ (4 CPU) 03:04:19 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 15.65 0.00 1.48 1.80 0.05 81.02 03:06:01 0 13.77 0.00 1.19 0.59 0.05 84.41 03:06:01 1 8.01 0.00 0.92 3.24 0.03 87.79 03:06:01 2 7.78 0.00 1.22 1.05 0.03 89.91 03:06:01 3 33.00 0.00 2.61 2.32 0.07 62.01 03:07:01 all 34.88 0.00 5.60 0.12 0.07 59.33 03:07:01 0 28.50 0.00 8.83 0.00 0.05 62.62 03:07:01 1 34.94 0.00 6.12 0.15 0.08 58.71 03:07:01 2 49.15 0.00 2.00 0.02 0.07 48.77 03:07:01 3 26.92 0.00 5.44 0.30 0.08 67.26 03:08:01 all 47.19 0.00 2.37 0.09 0.07 50.28 03:08:01 0 48.32 0.00 2.83 0.02 0.05 48.79 03:08:01 1 45.13 0.00 2.99 0.22 0.07 51.59 03:08:01 2 52.82 0.00 1.85 0.03 0.05 45.25 03:08:01 3 42.48 0.00 1.85 0.07 0.08 55.52 Average: all 32.59 0.00 3.15 0.67 0.06 63.53 Average: 0 30.21 0.00 4.28 0.20 0.05 65.26 Average: 1 29.37 0.00 3.34 1.20 0.06 66.03 Average: 2 36.62 0.00 1.69 0.37 0.05 61.27 Average: 3 34.13 0.00 3.30 0.90 0.08 61.59