---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2354 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 9.5G 68G 13% / 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 603 11907 0 3528 15106 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:45:de:b3 brd ff:ff:ff:ff:ff:ff inet 10.30.106.99/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86108sec preferred_lft 86108sec inet6 fe80::f816:3eff:fe45:deb3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2354) 03/05/26 _x86_64_ (4 CPU) 09:13:06 LINUX RESTART (4 CPU) 09:14:02 tps rtps wtps bread/s bwrtn/s 09:15:01 389.12 35.30 353.82 1235.72 26442.98 09:16:01 454.52 0.02 454.51 0.13 39395.30 09:17:01 7.02 0.03 6.98 4.40 259.42 Average: 282.96 11.65 271.31 408.83 22007.93 09:14:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:15:01 10832356 13737580 5592612 34.05 141464 2840416 2887652 16.53 2519068 2681060 814452 09:16:01 11625344 14855364 4799624 29.22 142004 3153528 1863352 10.66 1474876 2935760 1140 09:17:01 10534028 13764756 5890940 35.87 142060 3153952 3011228 17.23 2549716 2934384 2388 Average: 10997243 14119233 5427725 33.05 141843 3049299 2587411 14.81 2181220 2850401 272660 09:14:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:15:01 lo 3.80 3.80 0.36 0.36 0.00 0.00 0.00 0.00 09:15:01 ens3 750.52 569.87 9755.77 78.20 0.00 0.00 0.00 0.00 09:16:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 09:16:01 ens3 164.19 82.94 1817.03 11.40 0.00 0.00 0.00 0.00 09:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:17:01 ens3 3.28 0.75 0.98 1.13 0.00 0.00 0.00 0.00 Average: lo 1.39 1.39 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 303.51 215.89 3824.98 29.98 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2354) 03/05/26 _x86_64_ (4 CPU) 09:13:06 LINUX RESTART (4 CPU) 09:14:02 CPU %user %nice %system %iowait %steal %idle 09:15:01 all 27.33 0.00 4.81 1.10 0.08 66.69 09:15:01 0 17.13 0.00 4.38 0.32 0.07 78.10 09:15:01 1 41.13 0.00 4.82 1.16 0.09 52.80 09:15:01 2 26.93 0.00 6.32 1.04 0.09 65.62 09:15:01 3 24.16 0.00 3.69 1.86 0.07 70.22 09:16:01 all 29.29 0.00 2.02 1.57 0.08 67.04 09:16:01 0 20.75 0.00 1.37 0.02 0.07 77.80 09:16:01 1 45.15 0.00 2.41 0.27 0.08 52.09 09:16:01 2 35.17 0.00 2.60 2.54 0.08 59.60 09:16:01 3 16.13 0.00 1.73 3.44 0.08 78.62 09:17:01 all 35.34 0.00 0.99 0.01 0.09 63.56 09:17:01 0 37.44 0.00 0.85 0.00 0.10 61.61 09:17:01 1 25.02 0.00 0.78 0.02 0.08 74.10 09:17:01 2 54.69 0.00 1.54 0.00 0.08 43.69 09:17:01 3 24.30 0.00 0.77 0.03 0.10 74.80 Average: all 30.68 0.00 2.59 0.89 0.08 65.76 Average: 0 25.17 0.00 2.19 0.11 0.08 72.46 Average: 1 37.07 0.00 2.65 0.48 0.08 59.72 Average: 2 39.01 0.00 3.46 1.20 0.08 56.24 Average: 3 21.50 0.00 2.05 1.78 0.08 74.58