---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6877 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 477 5213 0 2285 7216 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:92:ff:d6 brd ff:ff:ff:ff:ff:ff inet 10.32.7.48/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86116sec preferred_lft 86116sec inet6 fe80::f816:3eff:fe92:ffd6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6877) 07/28/26 _x86_64_ (4 CPU) 07:04:45 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 101.45 29.76 71.69 1008.86 6315.24 07:07:01 77.87 30.49 47.38 1690.65 8596.03 07:08:01 51.44 8.95 42.49 610.96 9160.74 07:09:01 24.63 0.83 23.80 46.39 6049.26 Average: 63.85 17.51 46.34 839.23 7530.27 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5809896 7379424 2357524 28.86 47968 1692504 705956 7.66 662000 1515916 185428 07:07:01 5513792 7295300 2653628 32.49 59748 1882472 807480 8.76 725860 1725644 153488 07:08:01 5347720 7393400 2819700 34.52 66784 2133044 690472 7.49 754796 1850808 162248 07:09:01 5404516 7454896 2762904 33.83 68712 2135612 622412 6.75 702156 1846648 10732 Average: 5518981 7380755 2648439 32.43 60803 1960908 706580 7.67 711203 1734754 127974 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 429.76 243.54 1426.77 65.50 0.00 0.00 0.00 0.00 07:06:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 07:07:01 ens3 90.93 76.69 605.96 17.19 0.00 0.00 0.00 0.00 07:07:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 07:08:01 ens3 170.44 160.74 1781.74 169.22 0.00 0.00 0.00 0.00 07:08:01 lo 1.30 1.30 0.12 0.12 0.00 0.00 0.00 0.00 07:09:01 ens3 49.38 55.92 29.53 531.26 0.00 0.00 0.00 0.00 07:09:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 185.14 134.23 961.02 195.79 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6877) 07/28/26 _x86_64_ (4 CPU) 07:04:45 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 23.78 0.00 1.74 3.13 1.13 70.22 07:06:01 0 24.41 0.00 1.45 0.43 0.85 72.85 07:06:01 1 33.53 0.00 2.47 8.99 1.43 53.58 07:06:01 2 12.77 0.00 1.35 1.58 1.11 83.19 07:06:01 3 24.42 0.00 1.73 1.53 1.13 71.19 07:07:01 all 23.67 0.00 1.38 2.00 1.41 71.55 07:07:01 0 17.72 0.00 1.22 2.23 1.25 77.58 07:07:01 1 56.03 0.00 2.37 0.45 1.72 39.43 07:07:01 2 12.32 0.00 1.13 4.04 1.13 81.39 07:07:01 3 8.74 0.00 0.78 1.25 1.53 87.71 07:08:01 all 35.05 0.00 1.85 1.01 2.86 59.22 07:08:01 0 45.99 0.00 2.00 0.18 3.11 48.72 07:08:01 1 39.02 0.00 1.78 0.15 2.78 56.26 07:08:01 2 26.64 0.00 1.45 0.47 2.38 69.07 07:08:01 3 28.59 0.00 2.15 3.26 3.18 62.83 07:09:01 all 19.90 0.00 1.03 0.79 0.81 77.47 07:09:01 0 28.37 0.00 1.08 0.13 0.80 69.61 07:09:01 1 41.70 0.00 1.57 0.25 1.10 55.38 07:09:01 2 3.83 0.00 0.44 0.03 0.66 95.03 07:09:01 3 5.90 0.00 1.03 2.78 0.70 89.59 Average: all 25.60 0.00 1.50 1.73 1.55 69.62 Average: 0 29.13 0.00 1.44 0.75 1.50 67.18 Average: 1 42.57 0.00 2.05 2.46 1.76 51.17 Average: 2 13.86 0.00 1.09 1.53 1.32 82.20 Average: 3 16.91 0.00 1.42 2.20 1.63 77.83