---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8581 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 8.3G 70G 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 548 13341 0 2149 15179 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:a8:0a:63 brd ff:ff:ff:ff:ff:ff inet 10.30.106.63/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86177sec preferred_lft 86177sec inet6 fe80::f816:3eff:fea8:a63/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8581) 12/30/23 _x86_64_ (4 CPU) 15:59:20 LINUX RESTART (4 CPU) 16:00:02 tps rtps wtps bread/s bwrtn/s 16:01:01 119.30 13.51 105.80 989.93 33469.45 16:02:01 117.98 18.73 99.25 715.88 34122.31 16:03:01 36.56 1.33 35.23 104.92 5721.05 Average: 91.12 11.18 79.95 601.42 24387.15 16:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:01:01 13831776 15544944 2593192 15.79 68000 1840332 828096 4.74 712152 1656904 176372 16:02:01 12621612 14472476 3803356 23.16 74824 1966044 1987112 11.37 1807004 1757376 3076 16:03:01 13693532 15575728 2731436 16.63 81184 1990188 730976 4.18 733240 1762196 33208 Average: 13382307 15197716 3042661 18.52 74669 1932188 1182061 6.76 1084132 1725492 70885 16:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:01:01 ens3 71.50 45.31 1092.44 7.29 0.00 0.00 0.00 0.00 16:01:01 lo 0.75 0.75 0.08 0.08 0.00 0.00 0.00 0.00 16:02:01 ens3 712.71 490.57 2183.22 179.25 0.00 0.00 0.00 0.00 16:02:01 lo 18.35 18.35 2.40 2.40 0.00 0.00 0.00 0.00 16:03:01 ens3 191.03 139.94 266.07 45.35 0.00 0.00 0.00 0.00 16:03:01 lo 3.62 3.62 0.25 0.25 0.00 0.00 0.00 0.00 Average: ens3 326.50 226.28 1181.07 77.69 0.00 0.00 0.00 0.00 Average: lo 7.61 7.61 0.91 0.91 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8581) 12/30/23 _x86_64_ (4 CPU) 15:59:20 LINUX RESTART (4 CPU) 16:00:02 CPU %user %nice %system %iowait %steal %idle 16:01:01 all 17.92 0.00 1.33 8.01 0.05 72.69 16:01:01 0 20.95 0.00 1.45 11.59 0.03 65.98 16:01:01 1 14.71 0.00 1.09 14.37 0.03 69.79 16:01:01 2 19.96 0.00 1.62 1.77 0.07 76.58 16:01:01 3 16.07 0.00 1.23 4.24 0.03 78.43 16:02:01 all 28.70 0.00 2.04 2.38 0.17 66.71 16:02:01 0 31.85 0.00 1.69 1.27 0.07 65.11 16:02:01 1 27.50 0.00 1.59 0.61 0.46 69.84 16:02:01 2 29.94 0.00 2.84 4.95 0.09 62.19 16:02:01 3 25.51 0.00 2.03 2.70 0.07 69.69 16:03:01 all 18.85 0.00 1.25 1.03 0.05 78.83 16:03:01 0 16.97 0.00 1.25 1.98 0.03 79.77 16:03:01 1 4.99 0.00 0.93 0.62 0.02 93.44 16:03:01 2 29.03 0.00 1.56 0.50 0.07 68.85 16:03:01 3 24.41 0.00 1.26 0.98 0.07 73.28 Average: all 21.81 0.00 1.54 3.78 0.09 72.78 Average: 0 23.23 0.00 1.46 4.92 0.05 70.35 Average: 1 15.68 0.00 1.20 5.17 0.17 77.78 Average: 2 26.33 0.00 2.00 2.40 0.07 69.20 Average: 3 22.02 0.00 1.51 2.62 0.06 73.80