---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8602 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 469 5191 0 2314 7222 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:8f:f1:96 brd ff:ff:ff:ff:ff:ff inet 10.32.6.43/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86100sec preferred_lft 86100sec inet6 fe80::f816:3eff:fe8f:f196/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8602) 08/18/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 154.08 68.93 85.15 4302.43 40795.62 12:49:01 54.64 0.15 54.49 21.01 9397.63 12:50:01 110.76 38.78 71.99 2210.56 11768.44 12:51:01 31.51 2.00 29.51 112.91 5671.45 Average: 87.89 27.58 60.31 1668.64 16940.39 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5986880 7409260 2180532 26.70 36852 1565716 705408 7.65 590604 1427920 83836 12:49:01 5663400 7388572 2504012 30.66 56984 1830296 706868 7.67 625716 1678504 185592 12:50:01 5235456 7180472 2931956 35.90 65140 2035112 897360 9.74 898072 1819508 6708 12:51:01 5334152 7413532 2833260 34.69 68740 2163880 652836 7.08 731452 1884924 9396 Average: 5554972 7347959 2612440 31.99 56929 1898751 740618 8.04 711461 1702714 71383 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 ens3 393.39 194.02 1526.61 64.05 0.00 0.00 0.00 0.00 12:48:02 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 12:49:01 ens3 21.38 19.23 392.44 3.14 0.00 0.00 0.00 0.00 12:49:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 12:50:01 ens3 289.12 311.10 1821.15 66.88 0.00 0.00 0.00 0.00 12:50:01 lo 1.70 1.70 0.17 0.17 0.00 0.00 0.00 0.00 12:51:01 ens3 150.61 132.93 286.57 622.41 0.00 0.00 0.00 0.00 12:51:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 214.43 164.92 1009.26 189.88 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8602) 08/18/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 22.32 0.00 2.68 4.89 1.40 68.71 12:48:02 0 21.65 0.00 4.68 2.55 1.45 69.68 12:48:02 1 23.66 0.00 1.98 6.06 1.35 66.94 12:48:02 2 15.78 0.00 1.43 2.26 1.46 79.08 12:48:02 3 28.24 0.00 2.60 8.73 1.35 59.08 12:49:01 all 21.09 0.00 1.34 1.36 0.87 75.35 12:49:01 0 37.62 0.00 2.42 0.74 1.29 57.93 12:49:01 1 24.33 0.00 1.12 0.10 0.85 73.60 12:49:01 2 17.25 0.00 1.43 3.44 1.02 76.85 12:49:01 3 5.15 0.00 0.37 1.12 0.32 93.04 12:50:01 all 44.60 0.00 2.89 2.23 3.17 47.12 12:50:01 0 45.99 0.00 4.08 2.92 3.14 43.88 12:50:01 1 36.32 0.00 2.29 1.66 2.70 57.04 12:50:01 2 52.79 0.00 1.92 0.83 3.25 41.21 12:50:01 3 43.33 0.00 3.25 3.50 3.56 46.36 12:51:01 all 21.98 0.00 1.25 0.65 0.94 75.19 12:51:01 0 4.40 0.00 0.63 1.40 0.42 93.16 12:51:01 1 18.60 0.00 1.03 0.07 0.75 79.56 12:51:01 2 46.26 0.00 2.23 0.25 1.69 49.57 12:51:01 3 18.60 0.00 1.12 0.88 0.88 78.52 Average: all 27.54 0.00 2.04 2.28 1.60 66.54 Average: 0 27.39 0.00 2.96 1.91 1.57 66.17 Average: 1 25.74 0.00 1.61 1.98 1.41 69.26 Average: 2 33.07 0.00 1.75 1.69 1.86 61.62 Average: 3 23.93 0.00 1.84 3.56 1.54 69.12