---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-17750 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: 2800.000 BogoMIPS: 5600.00 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 9.2G 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 554 12390 0 3094 15155 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:40:32:97 brd ff:ff:ff:ff:ff:ff inet 10.30.107.26/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86155sec preferred_lft 86155sec inet6 fe80::f816:3eff:fe40:3297/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-17750) 12/04/25 _x86_64_ (4 CPU) 15:36:28 LINUX RESTART (4 CPU) 15:37:00 tps rtps wtps bread/s bwrtn/s 15:38:01 156.68 27.93 128.75 1663.07 39715.72 15:39:01 137.69 7.58 130.11 209.03 20087.19 15:40:01 59.10 1.68 57.42 78.67 20954.67 Average: 118.04 12.48 105.56 655.88 26990.21 15:37:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:38:01 13777336 15491464 2647632 16.12 73072 1834572 1084692 6.21 743144 1676328 83608 15:39:01 12129240 14580804 4295728 26.15 89816 2535292 1601628 9.17 1820064 2205080 236232 15:40:01 12720084 15546060 3704884 22.56 95020 2892732 733732 4.20 1149176 2272624 25980 Average: 12875553 15206109 3549415 21.61 85969 2420865 1140017 6.52 1237461 2051344 115273 15:37:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:38:01 lo 0.66 0.66 0.08 0.08 0.00 0.00 0.00 0.00 15:38:01 ens3 130.67 112.87 1156.16 29.40 0.00 0.00 0.00 0.00 15:39:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:39:01 ens3 625.45 537.49 7563.63 73.35 0.00 0.00 0.00 0.00 15:40:01 lo 19.67 19.67 1.77 1.77 0.00 0.00 0.00 0.00 15:40:01 ens3 323.20 321.52 783.73 2470.49 0.00 0.00 0.00 0.00 Average: lo 6.83 6.83 0.62 0.62 0.00 0.00 0.00 0.00 Average: ens3 358.51 322.79 3156.86 853.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-17750) 12/04/25 _x86_64_ (4 CPU) 15:36:28 LINUX RESTART (4 CPU) 15:37:00 CPU %user %nice %system %iowait %steal %idle 15:38:01 all 15.11 0.00 1.17 2.76 0.05 80.91 15:38:01 0 20.89 0.00 1.13 0.56 0.05 77.37 15:38:01 1 24.71 0.00 1.64 0.95 0.05 72.65 15:38:01 2 10.47 0.00 0.94 1.82 0.03 86.74 15:38:01 3 4.38 0.00 0.95 7.72 0.05 86.89 15:39:01 all 37.88 0.00 2.08 3.59 0.08 56.36 15:39:01 0 38.79 0.00 2.05 2.99 0.10 56.08 15:39:01 1 29.91 0.00 1.65 1.24 0.07 67.13 15:39:01 2 39.41 0.00 2.16 3.39 0.08 54.96 15:39:01 3 43.38 0.00 2.48 6.73 0.08 47.33 15:40:01 all 24.88 0.00 1.89 2.26 0.06 70.90 15:40:01 0 21.64 0.00 2.45 4.99 0.07 70.85 15:40:01 1 33.55 0.00 1.66 0.72 0.07 64.01 15:40:01 2 15.71 0.00 1.20 0.08 0.05 82.95 15:40:01 3 28.65 0.00 2.24 3.25 0.07 65.79 Average: all 25.88 0.00 1.71 2.87 0.06 69.47 Average: 0 27.05 0.00 1.87 2.83 0.07 68.17 Average: 1 29.36 0.00 1.65 0.97 0.06 67.96 Average: 2 21.79 0.00 1.43 1.77 0.06 74.95 Average: 3 25.33 0.00 1.89 5.91 0.07 66.80