---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7268 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 672K 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 564 12336 0 3138 15145 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:b6:23:bf brd ff:ff:ff:ff:ff:ff inet 10.30.107.203/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86159sec preferred_lft 86159sec inet6 fe80::f816:3eff:feb6:23bf/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-7268) 12/23/23 _x86_64_ (4 CPU) 18:10:22 LINUX RESTART (4 CPU) 18:11:01 tps rtps wtps bread/s bwrtn/s 18:12:01 110.60 13.38 97.22 975.17 33675.99 18:13:01 172.61 35.25 137.35 1861.65 22907.30 18:14:01 70.40 1.50 68.90 70.80 22509.47 Average: 117.87 16.71 101.16 969.31 26364.27 18:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:12:01 13843540 15535628 2581428 15.72 69624 1817316 841612 4.82 702056 1652940 152636 18:13:01 12170028 14664004 4254940 25.91 87452 2580264 1427844 8.17 1760624 2223900 244008 18:14:01 12649996 15520728 3774972 22.98 95128 2937352 765828 4.38 1192524 2298516 4164 Average: 12887855 15240120 3537113 21.53 84068 2444977 1011761 5.79 1218401 2058452 133603 18:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:12:01 ens3 71.67 47.04 1074.59 7.53 0.00 0.00 0.00 0.00 18:12:01 lo 0.93 0.93 0.10 0.10 0.00 0.00 0.00 0.00 18:13:01 ens3 690.55 595.25 7793.07 109.13 0.00 0.00 0.00 0.00 18:13:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 18:14:01 ens3 325.33 327.72 731.18 2469.36 0.00 0.00 0.00 0.00 18:14:01 lo 19.20 19.20 1.74 1.74 0.00 0.00 0.00 0.00 Average: ens3 362.54 323.35 3200.00 861.88 0.00 0.00 0.00 0.00 Average: lo 6.87 6.87 0.62 0.62 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7268) 12/23/23 _x86_64_ (4 CPU) 18:10:22 LINUX RESTART (4 CPU) 18:11:01 CPU %user %nice %system %iowait %steal %idle 18:12:01 all 18.73 0.00 1.43 6.74 0.05 73.05 18:12:01 0 0.37 0.00 0.60 21.11 0.02 77.90 18:12:01 1 30.63 0.00 1.79 2.39 0.05 65.14 18:12:01 2 16.82 0.00 1.46 0.47 0.03 81.22 18:12:01 3 27.11 0.00 1.82 2.98 0.10 67.99 18:13:01 all 41.21 0.00 2.51 1.76 0.10 54.42 18:13:01 0 43.00 0.00 2.23 3.83 0.12 50.82 18:13:01 1 37.20 0.00 2.71 1.14 0.12 58.83 18:13:01 2 43.55 0.00 2.92 0.84 0.12 52.57 18:13:01 3 41.06 0.00 2.20 1.20 0.10 55.43 18:14:01 all 29.45 0.00 1.97 2.43 0.06 66.09 18:14:01 0 27.16 0.00 2.03 0.84 0.07 69.91 18:14:01 1 42.63 0.00 2.48 0.96 0.07 53.86 18:14:01 2 27.34 0.00 1.66 7.79 0.05 63.16 18:14:01 3 20.84 0.00 1.68 0.13 0.07 77.28 Average: all 29.79 0.00 1.97 3.64 0.07 64.52 Average: 0 23.48 0.00 1.62 8.60 0.07 66.23 Average: 1 36.80 0.00 2.33 1.50 0.08 59.29 Average: 2 29.23 0.00 2.01 3.03 0.07 65.65 Average: 3 29.67 0.00 1.90 1.44 0.09 66.91