---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2556 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 9.0G 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 609 12632 0 2797 15104 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:11:0f:f0 brd ff:ff:ff:ff:ff:ff inet 10.30.106.240/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86108sec preferred_lft 86108sec inet6 fe80::f816:3eff:fe11:ff0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2556) 04/01/26 _x86_64_ (4 CPU) 03:04:27 LINUX RESTART (4 CPU) 03:05:02 tps rtps wtps bread/s bwrtn/s 03:06:01 128.66 11.49 117.17 316.15 36060.19 03:07:01 95.22 4.52 90.70 129.85 13095.82 03:08:01 21.68 5.23 16.44 403.60 1846.05 03:09:01 51.80 6.27 45.53 165.47 19081.87 Average: 74.11 6.86 67.25 253.51 17442.70 03:05:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13828048 15559488 2596920 15.81 71324 1854192 775468 4.44 668680 1704420 194016 03:07:01 12816360 14743300 3608608 21.97 84036 2027740 1579144 9.04 1510600 1853280 12740 03:08:01 12464156 14455148 3960812 24.11 86420 2086656 1736748 9.94 1828804 1879072 10464 03:09:01 12987936 15518080 3437032 20.93 91396 2613344 806916 4.62 986228 2187860 25792 Average: 13024125 15069004 3400843 20.71 83294 2145483 1224569 7.01 1248578 1906158 60753 03:05:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 165.24 122.01 1583.53 26.10 0.00 0.00 0.00 0.00 03:06:01 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 03:07:01 ens3 292.33 258.94 2541.41 49.86 0.00 0.00 0.00 0.00 03:07:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:08:01 ens3 2996.15 2128.71 1162.17 724.37 0.00 0.00 0.00 0.00 03:08:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:09:01 ens3 204.58 206.43 347.57 1787.57 0.00 0.00 0.00 0.00 03:09:01 lo 3.08 3.08 0.28 0.28 0.00 0.00 0.00 0.00 Average: ens3 917.83 681.43 1407.97 649.53 0.00 0.00 0.00 0.00 Average: lo 1.24 1.24 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2556) 04/01/26 _x86_64_ (4 CPU) 03:04:27 LINUX RESTART (4 CPU) 03:05:02 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 14.91 0.00 1.30 3.32 0.08 80.39 03:06:01 0 16.99 0.00 1.46 6.11 0.08 75.35 03:06:01 1 2.84 0.00 0.57 6.00 0.05 90.53 03:06:01 2 15.89 0.00 1.41 0.71 0.10 81.88 03:06:01 3 23.95 0.00 1.78 0.41 0.07 73.79 03:07:01 all 33.48 0.00 1.53 0.48 0.09 64.42 03:07:01 0 29.03 0.00 1.60 0.70 0.07 68.60 03:07:01 1 33.11 0.00 1.41 0.62 0.08 64.78 03:07:01 2 45.52 0.00 0.75 0.13 0.08 53.51 03:07:01 3 26.28 0.00 2.33 0.52 0.10 70.76 03:08:01 all 34.31 0.00 7.76 0.08 0.06 57.78 03:08:01 0 31.47 0.00 11.16 0.07 0.07 57.24 03:08:01 1 25.88 0.00 1.58 0.15 0.07 72.33 03:08:01 2 46.34 0.00 5.67 0.00 0.07 47.93 03:08:01 3 33.60 0.00 12.59 0.10 0.07 53.65 03:09:01 all 36.71 0.00 2.38 0.81 0.07 60.03 03:09:01 0 30.34 0.00 2.02 0.12 0.05 67.48 03:09:01 1 27.77 0.00 3.11 0.76 0.07 68.30 03:09:01 2 30.41 0.00 2.04 1.79 0.05 65.71 03:09:01 3 58.30 0.00 2.37 0.60 0.08 38.64 Average: all 29.91 0.00 3.25 1.17 0.07 65.60 Average: 0 27.00 0.00 4.07 1.73 0.07 67.13 Average: 1 22.46 0.00 1.67 1.87 0.07 73.93 Average: 2 34.61 0.00 2.47 0.66 0.08 62.19 Average: 3 35.57 0.00 4.78 0.41 0.08 59.16