---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5508 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: 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 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 475 5323 0 2177 7220 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:cc:15:6b brd ff:ff:ff:ff:ff:ff inet 10.32.7.36/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:fecc:156b/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-5508) 02/09/26 _x86_64_ (4 CPU) 12:46:51 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 134.53 54.43 80.10 3589.73 35208.15 12:49:01 85.82 30.60 55.22 1712.23 8707.96 12:50:01 66.81 8.38 58.42 500.72 7291.45 12:51:01 26.51 1.70 24.81 80.37 4910.63 Average: 78.38 23.75 54.63 1469.62 14050.32 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5917032 7389812 2250380 27.55 40032 1609780 726056 7.88 621860 1456868 121240 12:49:01 5541656 7251320 2625756 32.15 58720 1813948 851256 9.24 767264 1656540 101536 12:50:01 5434952 7369628 2732460 33.46 65636 2026256 716600 7.78 767224 1753556 117744 12:51:01 5467932 7408972 2699480 33.05 67856 2029896 660104 7.16 736032 1751208 9388 Average: 5590393 7354933 2577019 31.55 58061 1869970 738504 8.01 723095 1654543 87477 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:48:02 ens3 436.62 252.33 1469.02 66.39 0.00 0.00 0.00 0.00 12:49:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 12:49:01 ens3 119.50 107.25 542.99 24.36 0.00 0.00 0.00 0.00 12:50:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 12:50:01 ens3 355.89 350.76 1482.42 64.37 0.00 0.00 0.00 0.00 12:51:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 12:51:01 ens3 55.88 63.11 28.88 612.86 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 242.46 193.71 882.17 192.71 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5508) 02/09/26 _x86_64_ (4 CPU) 12:46:51 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 22.97 0.00 1.82 3.90 1.09 70.22 12:48:02 0 17.55 0.00 1.40 1.95 0.82 78.28 12:48:02 1 9.38 0.00 1.42 5.57 0.95 82.68 12:48:02 2 33.16 0.00 1.84 4.81 1.28 58.92 12:48:02 3 31.83 0.00 2.61 3.26 1.30 61.00 12:49:01 all 27.05 0.00 1.83 1.87 1.19 68.05 12:49:01 0 13.10 0.00 1.12 1.49 0.75 83.55 12:49:01 1 14.79 0.00 1.22 2.86 0.95 80.18 12:49:01 2 32.50 0.00 2.09 2.10 1.48 61.84 12:49:01 3 47.91 0.00 2.92 1.05 1.58 46.54 12:50:01 all 42.32 0.00 2.64 1.09 2.60 51.35 12:50:01 0 37.73 0.00 2.56 1.43 2.38 55.89 12:50:01 1 39.48 0.00 2.58 1.96 2.54 53.44 12:50:01 2 47.44 0.00 2.16 0.81 2.80 46.79 12:50:01 3 44.60 0.00 3.24 0.15 2.71 49.30 12:51:01 all 21.01 0.00 1.05 0.85 0.74 76.34 12:51:01 0 4.10 0.00 0.55 0.02 0.42 94.91 12:51:01 1 37.41 0.00 1.47 2.05 0.95 58.13 12:51:01 2 29.61 0.00 1.28 1.18 0.88 67.04 12:51:01 3 12.92 0.00 0.97 0.15 0.70 85.27 Average: all 28.35 0.00 1.84 1.93 1.41 66.48 Average: 0 18.15 0.00 1.41 1.22 1.09 78.13 Average: 1 25.31 0.00 1.67 3.11 1.35 68.55 Average: 2 35.70 0.00 1.84 2.22 1.61 58.62 Average: 3 34.24 0.00 2.43 1.15 1.57 60.61