---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4989 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 8.5G 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 553 13081 0 2405 15167 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:9e:3a:fc brd ff:ff:ff:ff:ff:ff inet 10.30.106.60/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86202sec preferred_lft 86202sec inet6 fe80::f816:3eff:fe9e:3afc/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-4989) 11/27/23 _x86_64_ (4 CPU) 03:08:58 LINUX RESTART (4 CPU) 03:09:01 tps rtps wtps bread/s bwrtn/s 03:10:03 155.89 75.80 80.09 5239.53 53453.22 03:11:01 202.91 10.76 192.16 229.20 25498.78 03:12:01 112.80 29.58 83.22 1931.94 26291.75 Average: 156.69 39.03 117.66 2492.03 35188.90 03:09:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:10:03 13984836 15544568 2440124 14.86 55424 1708356 818792 4.69 723752 1510704 172100 03:11:01 13259440 15158532 3165520 19.27 85284 1998448 1215872 6.96 1095872 1816488 217004 03:12:01 13370220 15517588 3054740 18.60 90340 2238300 830452 4.75 884864 1916228 57440 Average: 13538165 15406896 2886795 17.58 77016 1981701 955039 5.47 901496 1747807 148848 03:09:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:10:03 ens3 379.94 220.50 1406.04 55.74 0.00 0.00 0.00 0.00 03:10:03 lo 1.53 1.53 0.16 0.16 0.00 0.00 0.00 0.00 03:11:01 ens3 178.06 122.58 1601.91 42.56 0.00 0.00 0.00 0.00 03:11:01 lo 2.00 2.00 0.32 0.32 0.00 0.00 0.00 0.00 03:12:01 ens3 500.75 258.46 2678.34 62.63 0.00 0.00 0.00 0.00 03:12:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 354.88 201.39 1898.72 53.77 0.00 0.00 0.00 0.00 Average: lo 1.55 1.55 0.20 0.20 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4989) 11/27/23 _x86_64_ (4 CPU) 03:08:58 LINUX RESTART (4 CPU) 03:09:01 CPU %user %nice %system %iowait %steal %idle 03:10:03 all 17.96 0.00 2.09 10.17 0.05 69.72 03:10:03 0 11.51 0.00 2.38 8.95 0.05 77.11 03:10:03 1 17.89 0.00 2.19 20.18 0.07 59.66 03:10:03 2 28.45 0.00 2.17 6.06 0.07 63.26 03:10:03 3 13.97 0.00 1.64 5.54 0.05 78.80 03:11:01 all 22.55 0.00 1.78 5.18 0.06 70.43 03:11:01 0 16.82 0.00 2.27 2.91 0.05 77.95 03:11:01 1 23.88 0.00 1.53 9.03 0.05 65.51 03:11:01 2 23.02 0.00 1.59 6.16 0.09 69.15 03:11:01 3 26.49 0.00 1.75 2.57 0.05 69.15 03:12:01 all 22.79 0.00 1.85 3.63 0.08 71.65 03:12:01 0 37.86 0.00 2.29 3.32 0.08 56.45 03:12:01 1 11.88 0.00 1.75 5.45 0.07 80.85 03:12:01 2 19.84 0.00 1.47 0.69 0.12 77.88 03:12:01 3 21.56 0.00 1.87 5.07 0.05 71.45 Average: all 21.08 0.00 1.91 6.34 0.06 70.60 Average: 0 22.14 0.00 2.31 5.08 0.06 70.41 Average: 1 17.81 0.00 1.83 11.58 0.06 68.72 Average: 2 23.78 0.00 1.75 4.29 0.09 70.10 Average: 3 20.60 0.00 1.75 4.41 0.05 73.18