---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1878 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 8.7G 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 566 12926 0 2547 15153 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:1b:3f:f9 brd ff:ff:ff:ff:ff:ff inet 10.30.106.52/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86098sec preferred_lft 86098sec inet6 fe80::f816:3eff:fe1b:3ff9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1878) 10/10/25 _x86_64_ (4 CPU) 18:59:26 LINUX RESTART (4 CPU) 19:00:00 tps rtps wtps bread/s bwrtn/s 19:01:01 158.07 18.57 139.50 686.71 37037.99 19:02:01 154.96 42.89 112.06 2516.51 38860.99 19:03:01 27.68 0.85 26.83 29.20 5029.96 19:04:01 29.96 4.40 25.56 321.28 9325.91 Average: 92.94 16.69 76.25 887.59 22623.76 19:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:01:01 13899652 15533644 2525308 15.37 67688 1763540 814840 4.66 689380 1612800 220912 19:02:01 12361836 14246608 4063124 24.74 76052 1997164 1892024 10.83 2060540 1758132 20556 19:03:01 13111356 15286848 3313604 20.17 80240 2276912 1027964 5.88 1065580 1993728 171888 19:04:01 13173408 15456908 3251552 19.80 82768 2380840 838212 4.80 943016 2050832 31072 Average: 13136563 15131002 3288397 20.02 76687 2104614 1143260 6.54 1189629 1853873 111107 19:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:01:01 ens3 66.28 50.20 1104.44 15.90 0.00 0.00 0.00 0.00 19:01:01 lo 1.18 1.18 0.14 0.14 0.00 0.00 0.00 0.00 19:02:01 ens3 2306.50 1518.00 2765.48 608.64 0.00 0.00 0.00 0.00 19:02:01 lo 1.55 1.55 0.26 0.26 0.00 0.00 0.00 0.00 19:03:01 ens3 3404.55 2140.58 3182.08 890.02 0.00 0.00 0.00 0.00 19:03:01 lo 6.10 6.10 1.13 1.13 0.00 0.00 0.00 0.00 19:04:01 ens3 551.72 375.14 1430.94 153.29 0.00 0.00 0.00 0.00 19:04:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 1575.97 1016.95 2116.52 415.30 0.00 0.00 0.00 0.00 Average: lo 2.35 2.35 0.40 0.40 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1878) 10/10/25 _x86_64_ (4 CPU) 18:59:26 LINUX RESTART (4 CPU) 19:00:00 CPU %user %nice %system %iowait %steal %idle 19:01:01 all 17.52 0.00 1.25 8.50 0.05 72.68 19:01:01 0 4.27 0.00 1.05 24.62 0.03 70.02 19:01:01 1 24.09 0.00 1.46 2.55 0.08 71.82 19:01:01 2 23.51 0.00 1.77 3.58 0.07 71.07 19:01:01 3 18.19 0.00 0.72 3.26 0.05 77.78 19:02:01 all 60.70 0.00 4.43 3.12 0.12 31.64 19:02:01 0 64.80 0.00 4.25 4.47 0.12 26.36 19:02:01 1 63.86 0.00 3.66 1.32 0.12 31.04 19:02:01 2 54.35 0.00 5.84 3.60 0.12 36.09 19:02:01 3 59.72 0.00 3.97 3.08 0.12 33.11 19:03:01 all 59.62 0.00 6.06 0.67 0.11 33.54 19:03:01 0 59.06 0.00 5.25 0.13 0.12 35.44 19:03:01 1 62.83 0.00 7.42 0.87 0.10 28.78 19:03:01 2 56.23 0.00 6.52 1.44 0.12 35.69 19:03:01 3 60.38 0.00 5.07 0.20 0.10 34.24 19:04:01 all 36.61 0.00 1.34 4.06 0.08 57.91 19:04:01 0 33.86 0.00 0.90 0.18 0.07 64.99 19:04:01 1 45.63 0.00 1.36 2.25 0.08 50.67 19:04:01 2 45.07 0.00 1.68 13.49 0.12 39.64 19:04:01 3 21.93 0.00 1.38 0.37 0.08 76.25 Average: all 43.47 0.00 3.26 4.11 0.09 49.07 Average: 0 40.29 0.00 2.85 7.44 0.08 49.34 Average: 1 48.98 0.00 3.47 1.75 0.10 45.71 Average: 2 44.66 0.00 3.94 5.52 0.10 45.78 Average: 3 39.95 0.00 2.78 1.73 0.09 55.46