---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8741 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: 2799.998 BogoMIPS: 5599.99 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 558 13030 0 2451 15162 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:86:1a:58 brd ff:ff:ff:ff:ff:ff inet 10.30.107.4/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86126sec preferred_lft 86126sec inet6 fe80::f816:3eff:fe86:1a58/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8741) 12/31/23 _x86_64_ (4 CPU) 03:38:45 LINUX RESTART (4 CPU) 03:39:01 tps rtps wtps bread/s bwrtn/s 03:40:02 111.63 32.38 79.25 1659.86 18823.26 03:41:01 131.91 13.08 118.83 327.13 28087.71 03:42:01 34.63 9.90 24.73 564.17 14428.13 03:43:01 47.13 2.05 45.08 85.45 20742.01 Average: 81.11 14.36 66.75 660.54 20488.62 03:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:40:02 13943348 15534312 2481620 15.11 62272 1730044 808484 4.63 701976 1565196 175308 03:41:01 12963916 14861416 3461052 21.07 79652 2004348 1473688 8.43 1417312 1797844 36516 03:42:01 12700472 14643576 3724496 22.68 81396 2046104 1894504 10.84 1673248 1801528 2504 03:43:01 13342668 15525856 3082300 18.77 87032 2277564 786996 4.50 883984 1943632 42296 Average: 13237601 15141290 3187367 19.41 77588 2014515 1240918 7.10 1169130 1777050 64156 03:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:40:02 ens3 100.30 72.70 1031.68 12.99 0.00 0.00 0.00 0.00 03:40:02 lo 1.53 1.53 0.16 0.16 0.00 0.00 0.00 0.00 03:41:01 ens3 346.70 304.54 2671.46 78.95 0.00 0.00 0.00 0.00 03:41:01 lo 0.41 0.41 0.03 0.03 0.00 0.00 0.00 0.00 03:42:01 ens3 329.96 243.66 278.63 78.28 0.00 0.00 0.00 0.00 03:42:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 03:43:01 ens3 305.48 239.44 517.72 855.09 0.00 0.00 0.00 0.00 03:43:01 lo 1.87 1.87 0.17 0.17 0.00 0.00 0.00 0.00 Average: ens3 270.29 214.71 1118.40 257.07 0.00 0.00 0.00 0.00 Average: lo 0.97 0.97 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8741) 12/31/23 _x86_64_ (4 CPU) 03:38:45 LINUX RESTART (4 CPU) 03:39:01 CPU %user %nice %system %iowait %steal %idle 03:40:02 all 20.39 0.00 1.43 1.67 0.06 76.45 03:40:02 0 5.50 0.00 1.04 4.52 0.03 88.91 03:40:02 1 4.85 0.00 0.60 0.89 0.07 93.60 03:40:02 2 46.06 0.00 2.51 1.05 0.07 50.32 03:40:02 3 25.10 0.00 1.57 0.25 0.07 73.01 03:41:01 all 25.36 0.00 1.59 0.74 0.07 72.24 03:41:01 0 14.52 0.00 0.95 0.83 0.05 83.64 03:41:01 1 18.24 0.00 1.27 1.34 0.05 79.10 03:41:01 2 43.26 0.00 2.59 0.34 0.10 53.71 03:41:01 3 25.44 0.00 1.56 0.44 0.09 72.47 03:42:01 all 65.56 0.00 2.06 0.15 0.10 32.12 03:42:01 0 63.52 0.00 2.24 0.05 0.10 34.09 03:42:01 1 74.02 0.00 2.37 0.37 0.12 23.12 03:42:01 2 60.55 0.00 2.24 0.05 0.10 37.06 03:42:01 3 64.19 0.00 1.35 0.13 0.10 34.23 03:43:01 all 31.29 0.00 1.73 0.51 0.07 66.40 03:43:01 0 41.30 0.00 1.77 0.30 0.08 56.55 03:43:01 1 19.31 0.00 2.12 1.50 0.05 77.02 03:43:01 2 30.36 0.00 1.70 0.12 0.08 67.74 03:43:01 3 34.25 0.00 1.32 0.10 0.07 64.27 Average: all 35.69 0.00 1.70 0.77 0.08 61.76 Average: 0 31.29 0.00 1.50 1.43 0.07 65.71 Average: 1 29.14 0.00 1.59 1.02 0.07 68.18 Average: 2 45.06 0.00 2.26 0.39 0.09 52.20 Average: 3 37.28 0.00 1.45 0.23 0.08 60.96