---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1150 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 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 558 13075 0 2406 15165 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:31:57:77 brd ff:ff:ff:ff:ff:ff inet 10.30.106.15/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86132sec preferred_lft 86132sec inet6 fe80::f816:3eff:fe31:5777/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1150) 11/30/23 _x86_64_ (4 CPU) 21:02:21 LINUX RESTART (4 CPU) 21:03:02 tps rtps wtps bread/s bwrtn/s 21:04:01 102.15 13.60 88.55 991.36 17238.29 21:05:01 96.52 17.40 79.12 643.89 15937.34 21:06:01 24.18 5.40 18.78 958.77 8293.82 Average: 74.13 12.13 62.01 863.98 13804.46 21:03:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:04:01 13880124 15558756 2544844 15.49 64384 1813148 794672 4.55 685392 1644776 76792 21:05:01 12517100 14381472 3907868 23.79 74792 1978448 1917456 10.97 1899732 1769516 15384 21:06:01 13450780 15571720 2974188 18.11 76592 2229040 733564 4.20 798360 1932888 182960 Average: 13282668 15170649 3142300 19.13 71923 2006879 1148564 6.57 1127828 1782393 91712 21:03:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:04:01 ens3 58.34 36.34 1071.94 6.53 0.00 0.00 0.00 0.00 21:04:01 lo 0.88 0.88 0.09 0.09 0.00 0.00 0.00 0.00 21:05:01 ens3 365.12 260.59 1457.50 79.77 0.00 0.00 0.00 0.00 21:05:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 21:06:01 ens3 244.53 205.33 290.43 99.73 0.00 0.00 0.00 0.00 21:06:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 223.56 168.14 939.23 62.32 0.00 0.00 0.00 0.00 Average: lo 0.51 0.51 0.05 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1150) 11/30/23 _x86_64_ (4 CPU) 21:02:21 LINUX RESTART (4 CPU) 21:03:02 CPU %user %nice %system %iowait %steal %idle 21:04:01 all 17.03 0.00 1.25 7.52 0.08 74.11 21:04:01 0 12.61 0.00 0.99 1.75 0.07 84.59 21:04:01 1 7.83 0.00 0.77 7.27 0.09 84.06 21:04:01 2 31.56 0.00 2.22 20.47 0.12 45.63 21:04:01 3 16.12 0.00 1.02 0.58 0.03 82.25 21:05:01 all 39.68 0.00 1.68 2.96 0.15 55.53 21:05:01 0 38.14 0.00 1.66 0.49 0.17 59.55 21:05:01 1 43.64 0.00 2.03 3.31 0.13 50.89 21:05:01 2 34.81 0.00 2.14 8.01 0.15 54.89 21:05:01 3 42.14 0.00 0.89 0.08 0.13 56.75 21:06:01 all 35.02 0.00 1.08 0.86 0.09 62.96 21:06:01 0 60.21 0.00 0.89 0.25 0.10 38.55 21:06:01 1 18.41 0.00 0.77 0.22 0.08 80.53 21:06:01 2 25.45 0.00 1.25 2.92 0.08 70.29 21:06:01 3 36.13 0.00 1.41 0.02 0.08 62.36 Average: all 30.65 0.00 1.34 3.76 0.10 64.15 Average: 0 37.11 0.00 1.18 0.82 0.11 60.78 Average: 1 23.37 0.00 1.19 3.57 0.10 71.77 Average: 2 30.60 0.00 1.87 10.41 0.12 57.00 Average: 3 31.54 0.00 1.11 0.22 0.08 67.05