---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4270 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 8.6G 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 550 13026 0 2462 15172 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:a2:75:49 brd ff:ff:ff:ff:ff:ff inet 10.30.106.165/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86108sec preferred_lft 86108sec inet6 fe80::f816:3eff:fea2:7549/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4270) 12/11/23 _x86_64_ (4 CPU) 16:00:38 LINUX RESTART (4 CPU) 16:01:01 tps rtps wtps bread/s bwrtn/s 16:02:01 99.47 20.58 78.89 753.61 13201.53 16:03:01 80.29 13.38 66.91 975.17 18663.82 16:04:01 145.61 38.91 106.70 2309.08 25302.98 16:05:01 39.06 4.05 35.01 287.69 18209.10 Average: 91.11 19.23 71.88 1081.39 18844.36 16:01:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:02:01 14244404 15585380 2180564 13.28 42164 1511792 783412 4.48 623104 1367136 23876 16:03:01 13965528 15567876 2459440 14.97 63404 1739348 807368 4.62 673376 1571024 121504 16:04:01 13179932 15128160 3245036 19.76 75668 2060380 1123372 6.43 1170516 1833144 10664 16:05:01 13373096 15563648 3051872 18.58 81408 2292584 775684 4.44 781992 2021052 137596 Average: 13690740 15461266 2734228 16.65 65661 1901026 872459 4.99 812247 1698089 73410 16:01:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:02:01 ens3 72.37 57.39 295.02 29.87 0.00 0.00 0.00 0.00 16:02:01 lo 0.93 0.93 0.10 0.10 0.00 0.00 0.00 0.00 16:03:01 ens3 51.89 36.98 820.90 7.22 0.00 0.00 0.00 0.00 16:03:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 16:04:01 ens3 344.38 300.12 3041.38 81.25 0.00 0.00 0.00 0.00 16:04:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 16:05:01 ens3 234.73 202.27 258.07 81.50 0.00 0.00 0.00 0.00 16:05:01 lo 3.52 3.52 1.87 1.87 0.00 0.00 0.00 0.00 Average: ens3 175.84 149.19 1103.84 49.96 0.00 0.00 0.00 0.00 Average: lo 1.40 1.40 0.52 0.52 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4270) 12/11/23 _x86_64_ (4 CPU) 16:00:38 LINUX RESTART (4 CPU) 16:01:01 CPU %user %nice %system %iowait %steal %idle 16:02:01 all 9.31 0.00 0.78 19.65 0.04 70.22 16:02:01 0 6.36 0.00 0.55 20.56 0.03 72.49 16:02:01 1 4.84 0.00 0.47 1.14 0.05 93.51 16:02:01 2 13.46 0.00 0.85 1.32 0.05 84.31 16:02:01 3 12.58 0.00 1.29 55.71 0.03 30.38 16:03:01 all 15.41 0.00 1.06 10.86 0.06 72.61 16:03:01 0 0.72 0.00 0.58 33.83 0.05 64.82 16:03:01 1 32.88 0.00 1.78 7.61 0.08 57.65 16:03:01 2 13.29 0.00 0.73 0.63 0.02 85.33 16:03:01 3 14.84 0.00 1.14 1.40 0.07 82.55 16:04:01 all 23.10 0.00 1.63 20.13 0.10 55.03 16:04:01 0 20.24 0.00 1.76 22.27 0.12 55.61 16:04:01 1 30.52 0.00 2.06 35.06 0.10 32.26 16:04:01 2 21.21 0.00 1.36 20.30 0.10 57.03 16:04:01 3 20.46 0.00 1.33 2.88 0.08 75.24 16:05:01 all 47.28 0.00 2.08 3.11 0.11 47.42 16:05:01 0 54.99 0.00 2.90 1.06 0.10 40.94 16:05:01 1 40.61 0.00 1.09 0.13 0.12 58.05 16:05:01 2 44.20 0.00 2.21 10.95 0.10 42.54 16:05:01 3 49.38 0.00 2.08 0.29 0.12 48.13 Average: all 23.74 0.00 1.38 13.45 0.08 61.35 Average: 0 20.49 0.00 1.45 19.48 0.08 58.51 Average: 1 27.18 0.00 1.35 10.95 0.09 60.43 Average: 2 23.01 0.00 1.29 8.29 0.07 67.35 Average: 3 24.27 0.00 1.46 15.09 0.08 59.11