---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3078 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 591 12708 0 2739 15122 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:e1:96:6f brd ff:ff:ff:ff:ff:ff inet 10.30.107.253/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86109sec preferred_lft 86109sec inet6 fe80::f816:3eff:fee1:966f/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-3078) 01/04/26 _x86_64_ (4 CPU) 03:04:29 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 124.71 11.08 113.63 285.95 28779.74 03:07:01 97.57 4.48 93.08 128.38 11373.97 03:08:01 23.01 5.43 17.58 413.40 1867.56 03:09:01 48.79 2.27 46.53 99.58 19119.21 Average: 73.52 5.82 67.71 231.83 15285.12 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13900648 15574920 2524320 15.37 72224 1795784 772688 4.42 650372 1646412 140620 03:07:01 13026260 14895564 3398708 20.69 84500 1969376 1410248 8.07 1355524 1795128 12084 03:08:01 12276652 14262676 4148316 25.26 87332 2079772 1940312 11.10 2042952 1849252 62904 03:09:01 13017560 15486560 3407408 20.75 91460 2552320 838052 4.80 1007920 2134984 25612 Average: 13055280 15054930 3369688 20.52 83879 2099313 1240325 7.10 1264192 1856444 60305 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 135.76 105.07 1181.07 28.34 0.00 0.00 0.00 0.00 03:06:01 lo 1.00 1.00 0.12 0.12 0.00 0.00 0.00 0.00 03:07:01 ens3 321.41 262.26 2541.27 54.19 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 3577.77 2240.76 1367.78 856.53 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 199.75 146.94 334.30 53.34 0.00 0.00 0.00 0.00 03:09:01 lo 1.02 1.02 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 1058.67 688.76 1356.10 248.10 0.00 0.00 0.00 0.00 Average: lo 0.69 0.69 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3078) 01/04/26 _x86_64_ (4 CPU) 03:04:29 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 15.22 0.00 1.27 3.00 0.09 80.42 03:06:01 0 9.94 0.00 1.00 1.55 0.05 87.46 03:06:01 1 24.75 0.00 1.60 1.34 0.10 72.21 03:06:01 2 23.55 0.00 1.85 1.02 0.10 73.48 03:06:01 3 2.66 0.00 0.60 8.12 0.08 88.54 03:07:01 all 32.90 0.00 1.41 0.28 0.08 65.33 03:07:01 0 22.12 0.00 1.36 0.66 0.08 75.77 03:07:01 1 35.98 0.00 1.07 0.05 0.07 62.83 03:07:01 2 50.93 0.00 1.07 0.02 0.08 47.90 03:07:01 3 22.61 0.00 2.16 0.38 0.10 74.74 03:08:01 all 35.41 0.00 5.90 0.12 0.09 58.48 03:08:01 0 36.27 0.00 4.49 0.10 0.07 59.07 03:08:01 1 32.32 0.00 2.90 0.07 0.13 64.58 03:08:01 2 35.88 0.00 9.41 0.23 0.08 54.40 03:08:01 3 37.17 0.00 6.77 0.07 0.08 55.91 03:09:01 all 34.09 0.00 2.02 0.96 0.08 62.85 03:09:01 0 49.13 0.00 2.04 0.85 0.10 47.88 03:09:01 1 22.37 0.00 1.64 1.39 0.05 74.55 03:09:01 2 41.36 0.00 2.75 1.55 0.10 54.24 03:09:01 3 23.44 0.00 1.66 0.05 0.07 74.78 Average: all 29.40 0.00 2.65 1.09 0.09 66.78 Average: 0 29.34 0.00 2.22 0.79 0.08 67.58 Average: 1 28.86 0.00 1.80 0.71 0.09 68.54 Average: 2 37.92 0.00 3.77 0.70 0.09 57.52 Average: 3 21.47 0.00 2.80 2.16 0.08 73.50