---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-13779 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 9.2G 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 536 12403 0 3099 15173 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:2a:73:9e brd ff:ff:ff:ff:ff:ff inet 10.30.106.233/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86143sec preferred_lft 86143sec inet6 fe80::f816:3eff:fe2a:739e/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-13779) 01/20/24 _x86_64_ (4 CPU) 18:10:21 LINUX RESTART (4 CPU) 18:11:01 tps rtps wtps bread/s bwrtn/s 18:12:01 139.89 40.94 98.95 2627.16 31008.97 18:13:01 139.11 7.08 132.03 199.43 36068.79 18:14:01 69.87 3.10 66.77 101.98 32264.62 Average: 116.29 17.04 99.25 976.19 33114.13 18:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:12:01 13790228 15507364 2634740 16.04 73464 1838528 927244 5.31 754348 1658640 123100 18:13:01 12587324 14765600 3837644 23.36 83424 2275808 1370220 7.84 1538452 2044996 24508 18:14:01 12769964 15598396 3655004 22.25 94092 2898528 732796 4.19 1113940 2260452 190880 Average: 13049172 15290453 3375796 20.55 83660 2337621 1010087 5.78 1135580 1988029 112829 18:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:12:01 ens3 124.31 104.02 1160.14 43.65 0.00 0.00 0.00 0.00 18:12:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 18:13:01 ens3 491.65 413.35 6637.56 59.60 0.00 0.00 0.00 0.00 18:13:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 18:14:01 ens3 420.08 379.35 1692.02 2474.23 0.00 0.00 0.00 0.00 18:14:01 lo 19.53 19.53 1.76 1.76 0.00 0.00 0.00 0.00 Average: ens3 345.35 298.91 3163.24 859.16 0.00 0.00 0.00 0.00 Average: lo 6.89 6.89 0.62 0.62 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-13779) 01/20/24 _x86_64_ (4 CPU) 18:10:21 LINUX RESTART (4 CPU) 18:11:01 CPU %user %nice %system %iowait %steal %idle 18:12:01 all 21.96 0.00 1.80 4.42 0.06 71.76 18:12:01 0 38.26 0.00 2.64 2.63 0.10 56.37 18:12:01 1 31.50 0.00 2.51 0.95 0.07 64.97 18:12:01 2 7.17 0.00 1.16 4.86 0.05 86.76 18:12:01 3 10.85 0.00 0.87 9.26 0.03 78.99 18:13:01 all 32.01 0.00 1.96 7.01 0.12 58.90 18:13:01 0 28.13 0.00 2.03 0.72 0.12 69.00 18:13:01 1 40.56 0.00 1.41 0.18 0.12 57.74 18:13:01 2 34.02 0.00 2.29 1.34 0.14 62.21 18:13:01 3 25.38 0.00 2.13 25.65 0.08 46.76 18:14:01 all 32.66 0.00 2.35 2.64 0.08 62.27 18:14:01 0 48.20 0.00 2.74 0.72 0.10 48.25 18:14:01 1 28.40 0.00 2.15 0.25 0.07 69.13 18:14:01 2 31.91 0.00 2.06 0.05 0.08 65.90 18:14:01 3 22.16 0.00 2.49 9.54 0.08 65.73 Average: all 28.87 0.00 2.04 4.69 0.09 64.32 Average: 0 38.19 0.00 2.47 1.36 0.11 57.87 Average: 1 33.49 0.00 2.02 0.46 0.08 63.94 Average: 2 24.31 0.00 1.83 2.08 0.09 71.69 Average: 3 19.46 0.00 1.83 14.81 0.07 63.84