---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3664 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 8.8G 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 550 12892 0 2597 15168 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:83:97:db brd ff:ff:ff:ff:ff:ff inet 10.30.107.209/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86107sec preferred_lft 86107sec inet6 fe80::f816:3eff:fe83:97db/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-3664) 11/24/23 _x86_64_ (4 CPU) 03:06:03 LINUX RESTART (4 CPU) 03:07:01 tps rtps wtps bread/s bwrtn/s 03:08:01 97.17 14.05 83.12 386.74 12851.32 03:09:01 76.82 5.82 71.00 406.87 12666.42 03:10:02 32.59 3.23 29.36 110.65 5326.18 Average: 68.86 7.70 61.16 301.42 10281.31 03:07:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:08:01 13621120 15364236 2803848 17.07 76684 1858460 1169060 6.69 901076 1674728 151032 03:09:01 12752364 14636924 3672604 22.36 80340 1991416 1625780 9.30 1645228 1787656 636 03:10:02 13171216 15498624 3253752 19.81 86164 2420152 811496 4.64 954068 2044668 399104 Average: 13181567 15166595 3243401 19.75 81063 2090009 1202112 6.88 1166791 1835684 183591 03:07:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:08:01 ens3 167.86 142.84 868.28 54.69 0.00 0.00 0.00 0.00 03:08:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 03:09:01 ens3 1441.63 979.17 2129.71 404.70 0.00 0.00 0.00 0.00 03:09:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:10:02 ens3 457.74 359.86 760.65 129.21 0.00 0.00 0.00 0.00 03:10:02 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 689.07 493.96 1252.88 196.20 0.00 0.00 0.00 0.00 Average: lo 0.53 0.53 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-3664) 11/24/23 _x86_64_ (4 CPU) 03:06:03 LINUX RESTART (4 CPU) 03:07:01 CPU %user %nice %system %iowait %steal %idle 03:08:01 all 21.21 0.00 1.67 4.38 0.07 72.67 03:08:01 0 11.75 0.00 0.97 1.27 0.03 85.98 03:08:01 1 29.62 0.00 2.21 1.61 0.13 66.42 03:08:01 2 21.92 0.00 1.96 8.23 0.08 67.80 03:08:01 3 21.58 0.00 1.52 6.43 0.05 70.42 03:09:01 all 34.55 0.00 4.24 3.50 0.09 57.62 03:09:01 0 51.56 0.00 6.22 0.02 0.10 42.11 03:09:01 1 26.85 0.00 3.75 5.63 0.07 63.70 03:09:01 2 28.71 0.00 2.72 6.68 0.10 61.79 03:09:01 3 31.02 0.00 4.25 1.71 0.08 62.93 03:10:02 all 28.73 0.00 1.72 1.11 0.07 68.37 03:10:02 0 27.53 0.00 1.62 1.53 0.07 69.26 03:10:02 1 32.92 0.00 1.94 1.41 0.07 63.66 03:10:02 2 29.97 0.00 2.26 1.39 0.08 66.30 03:10:02 3 24.52 0.00 1.12 0.10 0.05 74.21 Average: all 28.16 0.00 2.54 3.00 0.08 66.23 Average: 0 30.26 0.00 2.93 0.94 0.07 65.79 Average: 1 29.79 0.00 2.64 2.89 0.09 64.60 Average: 2 26.87 0.00 2.31 5.43 0.09 65.31 Average: 3 25.70 0.00 2.30 2.75 0.06 69.19