---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-20054 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 535 13044 0 2460 15174 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:02:d2:35 brd ff:ff:ff:ff:ff:ff inet 10.30.107.127/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86201sec preferred_lft 86201sec inet6 fe80::f816:3eff:fe02:d235/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-20054) 04/02/24 _x86_64_ (4 CPU) 12:08:53 LINUX RESTART (4 CPU) 12:09:02 tps rtps wtps bread/s bwrtn/s 12:10:01 266.07 67.36 198.71 4119.30 42632.50 12:11:01 154.37 9.91 144.45 901.30 34846.52 12:12:01 91.90 6.22 85.69 240.09 26397.47 Average: 170.25 27.61 142.64 1740.30 34580.79 12:09:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:10:01 13972132 15501512 2452836 14.93 56968 1677852 918788 5.26 746688 1499284 106116 12:11:01 13512976 15491240 2911992 17.73 85916 2072660 837584 4.79 807480 1847612 84720 12:12:01 13362860 15544276 3062108 18.64 105664 2240632 795856 4.55 780764 1997788 107876 Average: 13615989 15512343 2808979 17.10 82849 1997048 850743 4.87 778311 1781561 99571 12:09:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:10:01 ens3 476.73 333.10 2246.43 81.62 0.00 0.00 0.00 0.00 12:10:01 lo 2.10 2.10 0.22 0.22 0.00 0.00 0.00 0.00 12:11:01 ens3 41.60 29.57 599.91 7.62 0.00 0.00 0.00 0.00 12:11:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 12:12:01 ens3 32.28 25.55 247.21 7.69 0.00 0.00 0.00 0.00 12:12:01 lo 1.27 1.27 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 181.89 128.26 1024.37 32.03 0.00 0.00 0.00 0.00 Average: lo 1.56 1.56 0.16 0.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-20054) 04/02/24 _x86_64_ (4 CPU) 12:08:53 LINUX RESTART (4 CPU) 12:09:02 CPU %user %nice %system %iowait %steal %idle 12:10:01 all 19.95 0.00 2.23 7.75 0.07 69.99 12:10:01 0 15.49 0.00 2.05 1.17 0.05 81.25 12:10:01 1 13.01 0.00 1.87 15.92 0.07 69.12 12:10:01 2 31.35 0.00 2.11 3.75 0.07 62.72 12:10:01 3 19.97 0.00 2.88 10.21 0.09 66.85 12:11:01 all 20.48 0.00 1.55 5.23 0.06 72.67 12:11:01 0 6.44 0.00 0.81 2.80 0.02 89.93 12:11:01 1 15.17 0.00 1.02 2.93 0.08 80.80 12:11:01 2 51.88 0.00 3.37 3.49 0.08 41.18 12:11:01 3 8.36 0.00 1.02 11.70 0.05 78.87 12:12:01 all 21.46 0.00 1.48 3.11 0.05 73.91 12:12:01 0 13.73 0.00 1.12 0.47 0.05 84.62 12:12:01 1 21.04 0.00 1.43 6.56 0.03 70.94 12:12:01 2 37.68 0.00 1.83 0.72 0.07 59.71 12:12:01 3 13.35 0.00 1.50 4.66 0.05 80.44 Average: all 20.63 0.00 1.75 5.35 0.06 72.20 Average: 0 11.88 0.00 1.32 1.48 0.04 85.28 Average: 1 16.43 0.00 1.44 8.42 0.06 73.64 Average: 2 40.36 0.00 2.44 2.64 0.07 54.48 Average: 3 13.86 0.00 1.79 8.85 0.06 75.44