---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-74542 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 8.7G 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 643 12825 0 2571 15076 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:b4:1a:1c brd ff:ff:ff:ff:ff:ff inet 10.30.106.255/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86105sec preferred_lft 86105sec inet6 fe80::f816:3eff:feb4:1a1c/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-74542) 10/05/24 _x86_64_ (4 CPU) 03:04:32 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 106.25 27.13 79.12 1252.86 9752.24 03:07:01 104.61 4.41 100.20 130.87 14850.31 03:08:01 15.45 5.17 10.28 404.47 2970.57 03:09:01 42.29 2.08 40.21 93.05 6115.38 Average: 67.15 9.70 57.46 470.28 8422.66 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13927604 15594552 2497364 15.20 68176 1794788 733512 4.20 653508 1621412 225700 03:07:01 13021684 14841056 3403284 20.72 79932 1927872 1473072 8.43 1429796 1733668 15324 03:08:01 12083828 13932320 4341140 26.43 81176 1954640 2318920 13.27 2361004 1734876 8136 03:09:01 13166500 15470316 3258468 19.84 85592 2398312 806948 4.62 994008 2009688 374172 Average: 13049904 14959561 3375064 20.55 78719 2018903 1333113 7.63 1359579 1774911 155833 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 84.92 56.26 1165.78 13.25 0.00 0.00 0.00 0.00 03:06:01 lo 1.47 1.47 0.16 0.16 0.00 0.00 0.00 0.00 03:07:01 ens3 281.53 244.98 1993.14 58.80 0.00 0.00 0.00 0.00 03:07:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:08:01 ens3 1231.46 901.30 429.14 430.25 0.00 0.00 0.00 0.00 03:08:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 03:09:01 ens3 398.62 317.15 969.72 1451.58 0.00 0.00 0.00 0.00 03:09:01 lo 3.22 3.22 0.29 0.29 0.00 0.00 0.00 0.00 Average: ens3 499.11 379.91 1139.52 488.44 0.00 0.00 0.00 0.00 Average: lo 1.29 1.29 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-74542) 10/05/24 _x86_64_ (4 CPU) 03:04:32 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 18.53 0.00 1.33 5.84 0.06 74.25 03:06:01 0 20.33 0.00 1.39 11.28 0.05 66.95 03:06:01 1 35.09 0.00 2.18 4.17 0.07 58.49 03:06:01 2 5.84 0.00 0.75 4.10 0.07 89.25 03:06:01 3 12.91 0.00 1.02 3.82 0.05 82.19 03:07:01 all 20.89 0.00 1.54 2.14 0.08 75.35 03:07:01 0 25.12 0.00 1.39 3.67 0.08 69.73 03:07:01 1 20.18 0.00 1.97 1.34 0.08 76.43 03:07:01 2 14.99 0.00 1.19 0.82 0.08 82.91 03:07:01 3 23.27 0.00 1.62 2.71 0.08 72.32 03:08:01 all 34.86 0.00 5.25 0.25 0.07 59.58 03:08:01 0 51.71 0.00 1.86 0.52 0.07 45.84 03:08:01 1 31.23 0.00 4.11 0.07 0.07 64.52 03:08:01 2 26.85 0.00 6.43 0.22 0.07 66.44 03:08:01 3 29.78 0.00 8.56 0.20 0.07 61.39 03:09:01 all 35.17 0.00 1.91 1.06 0.08 61.78 03:09:01 0 28.67 0.00 2.79 1.60 0.07 66.88 03:09:01 1 31.87 0.00 2.11 0.22 0.07 65.74 03:09:01 2 48.58 0.00 1.61 2.38 0.10 47.34 03:09:01 3 31.58 0.00 1.15 0.05 0.05 67.17 Average: all 27.36 0.00 2.51 2.32 0.07 67.74 Average: 0 31.44 0.00 1.86 4.27 0.07 62.36 Average: 1 29.60 0.00 2.60 1.45 0.07 66.28 Average: 2 24.02 0.00 2.49 1.88 0.08 71.52 Average: 3 24.38 0.00 3.09 1.70 0.06 70.77