---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-151 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 672K 1.6G 1% /run /dev/vda1 78G 8.6G 69G 11% / 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 538 13095 0 2406 15185 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:45:67:98 brd ff:ff:ff:ff:ff:ff inet 10.30.106.79/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86122sec preferred_lft 86122sec inet6 fe80::f816:3eff:fe45:6798/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-151) 11/28/23 _x86_64_ (4 CPU) 21:02:23 LINUX RESTART (4 CPU) 21:03:01 tps rtps wtps bread/s bwrtn/s 21:04:01 89.55 13.71 75.84 989.17 20959.17 21:05:01 123.58 17.27 106.32 640.40 25366.67 21:06:01 21.46 0.32 21.15 7.33 14119.11 Average: 78.20 10.43 67.76 545.63 20148.03 21:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:04:01 13946488 15573104 2478480 15.09 61660 1766164 808868 4.63 667540 1601636 113140 21:05:01 12732232 14596300 3692736 22.48 74964 1977856 1784048 10.21 1684876 1770128 22828 21:06:01 13091588 15073228 3333380 20.29 76068 2092048 1159736 6.64 1259412 1832496 101556 Average: 13256769 15080877 3168199 19.29 70897 1945356 1250884 7.16 1203943 1734753 79175 21:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:04:01 ens3 51.27 33.99 842.58 6.14 0.00 0.00 0.00 0.00 21:04:01 lo 0.93 0.93 0.10 0.10 0.00 0.00 0.00 0.00 21:05:01 ens3 278.23 227.02 1678.53 76.31 0.00 0.00 0.00 0.00 21:05:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 21:06:01 ens3 110.06 80.47 201.20 33.72 0.00 0.00 0.00 0.00 21:06:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 146.52 113.82 907.40 38.72 0.00 0.00 0.00 0.00 Average: lo 0.49 0.49 0.05 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-151) 11/28/23 _x86_64_ (4 CPU) 21:02:23 LINUX RESTART (4 CPU) 21:03:01 CPU %user %nice %system %iowait %steal %idle 21:04:01 all 15.46 0.00 1.15 10.61 0.07 72.71 21:04:01 0 14.97 0.00 1.57 13.38 0.07 70.02 21:04:01 1 4.90 0.00 0.56 0.17 0.05 94.32 21:04:01 2 29.53 0.00 1.49 19.81 0.07 49.11 21:04:01 3 12.56 0.00 0.97 9.19 0.10 77.17 21:05:01 all 39.59 0.00 1.85 6.81 0.13 51.62 21:05:01 0 38.62 0.00 1.59 9.82 0.10 49.86 21:05:01 1 34.18 0.00 1.67 2.64 0.15 61.35 21:05:01 2 33.34 0.00 2.14 2.10 0.13 62.28 21:05:01 3 52.26 0.00 1.95 12.68 0.12 32.99 21:06:01 all 36.58 0.00 0.83 2.69 0.12 59.78 21:06:01 0 25.77 0.00 0.82 10.46 0.08 62.86 21:06:01 1 75.51 0.00 1.51 0.02 0.20 22.76 21:06:01 2 21.72 0.00 0.47 0.00 0.10 77.71 21:06:01 3 23.64 0.00 0.55 0.25 0.10 75.45 Average: all 30.49 0.00 1.27 6.71 0.11 61.41 Average: 0 26.40 0.00 1.33 11.23 0.08 60.96 Average: 1 37.95 0.00 1.24 0.94 0.13 59.73 Average: 2 28.19 0.00 1.36 7.32 0.10 63.03 Average: 3 29.43 0.00 1.16 7.38 0.11 61.93