---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9956 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 7.6G 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 459 5339 0 2176 7236 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:47:fd:19 brd ff:ff:ff:ff:ff:ff inet 10.32.7.83/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86105sec preferred_lft 86105sec inet6 fe80::f816:3eff:fe47:fd19/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9956) 03/28/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 148.05 66.29 81.76 4268.71 40118.11 12:49:01 88.24 30.03 58.21 1701.18 9922.61 12:50:01 68.67 8.88 59.79 511.25 7454.62 12:51:01 27.44 3.40 24.04 130.09 4914.36 Average: 83.10 27.15 55.95 1652.85 15603.00 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 6071084 7459944 2096328 25.67 36452 1533248 671872 7.29 538636 1397048 70692 12:49:01 5605240 7303748 2562172 31.37 57384 1805420 845352 9.17 715644 1651548 101388 12:50:01 5515908 7442180 2651504 32.46 64948 2019160 645956 7.01 693828 1749864 113360 12:51:01 5439264 7379744 2728148 33.40 67212 2030656 714560 7.75 765344 1754180 8468 Average: 5657874 7396404 2509538 30.73 56499 1847121 719435 7.81 678363 1638160 73477 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 12:48:01 ens3 411.66 239.75 1245.56 65.75 0.00 0.00 0.00 0.00 12:49:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 12:49:01 ens3 88.82 75.95 728.44 18.02 0.00 0.00 0.00 0.00 12:50:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 12:50:01 ens3 346.54 368.57 1567.40 70.30 0.00 0.00 0.00 0.00 12:51:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 12:51:01 ens3 56.10 63.86 27.50 605.45 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 225.78 187.03 892.20 189.89 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9956) 03/28/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 19.82 0.00 2.71 5.41 1.37 70.68 12:48:01 0 22.93 0.00 1.95 6.01 1.24 67.86 12:48:01 1 23.82 0.00 5.70 3.47 1.70 65.32 12:48:01 2 14.72 0.00 1.45 5.73 1.45 76.66 12:48:01 3 17.83 0.00 1.76 6.42 1.12 72.87 12:49:01 all 24.34 0.00 1.62 2.34 1.07 70.63 12:49:01 0 22.15 0.00 1.64 2.59 0.94 72.69 12:49:01 1 42.92 0.00 2.33 1.28 1.47 51.99 12:49:01 2 24.25 0.00 1.86 4.18 1.25 68.46 12:49:01 3 8.11 0.00 0.62 1.30 0.67 89.31 12:50:01 all 45.99 0.00 2.77 1.04 2.93 47.27 12:50:01 0 36.93 0.00 2.64 1.74 2.02 56.67 12:50:01 1 51.75 0.00 2.31 0.12 2.73 43.09 12:50:01 2 47.07 0.00 3.80 0.95 3.90 44.29 12:50:01 3 48.13 0.00 2.33 1.38 3.05 45.11 12:51:01 all 20.77 0.00 0.94 0.66 0.89 76.74 12:51:01 0 26.99 0.00 1.03 0.77 1.23 69.98 12:51:01 1 8.65 0.00 0.83 0.02 0.47 90.03 12:51:01 2 5.44 0.00 0.82 1.53 0.52 91.70 12:51:01 3 42.00 0.00 1.10 0.33 1.37 55.20 Average: all 27.73 0.00 2.01 2.36 1.57 66.33 Average: 0 27.25 0.00 1.82 2.77 1.36 66.80 Average: 1 31.80 0.00 2.79 1.22 1.59 62.60 Average: 2 22.89 0.00 1.98 3.10 1.78 70.26 Average: 3 29.01 0.00 1.45 2.36 1.55 65.63