---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5368 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 465 5357 0 2152 7231 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:18:ac:32 brd ff:ff:ff:ff:ff:ff inet 10.32.6.124/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fe18:ac32/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5368) 10/02/25 _x86_64_ (4 CPU) 14:54:59 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 178.99 109.17 69.82 5417.90 40211.98 14:57:01 61.84 5.71 56.13 183.70 9509.17 14:58:01 91.42 32.38 59.04 1993.67 8277.29 14:59:01 23.08 1.32 21.76 65.72 4832.66 Average: 88.94 37.27 51.67 1922.49 15733.71 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 6052244 7442640 2115176 25.90 35988 1534904 672940 7.30 557916 1396220 70124 14:57:01 5847104 7497020 2320316 28.41 55992 1758396 607860 6.60 509856 1617320 126032 14:58:01 5438740 7358808 2728680 33.41 63044 2015848 742304 8.05 772916 1749340 124076 14:59:01 5506144 7422508 2661276 32.58 64888 2010168 659008 7.15 717080 1738412 7996 Average: 5711058 7430244 2456362 30.08 54978 1829829 670528 7.28 639442 1625323 82057 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 lo 2.13 2.13 0.20 0.20 0.00 0.00 0.00 0.00 14:56:02 ens3 435.56 234.78 1228.11 65.32 0.00 0.00 0.00 0.00 14:57:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 14:57:01 ens3 56.72 40.50 614.94 5.96 0.00 0.00 0.00 0.00 14:58:01 lo 1.57 1.57 0.15 0.15 0.00 0.00 0.00 0.00 14:58:01 ens3 273.44 282.55 1376.18 60.63 0.00 0.00 0.00 0.00 14:59:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 14:59:01 ens3 63.11 69.36 35.60 603.36 0.00 0.00 0.00 0.00 Average: lo 1.38 1.38 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 207.84 157.28 814.54 184.56 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5368) 10/02/25 _x86_64_ (4 CPU) 14:54:59 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 20.87 0.00 2.88 5.67 1.41 69.17 14:56:02 0 17.93 0.00 5.12 9.46 1.66 65.82 14:56:02 1 24.52 0.00 1.95 4.82 1.32 67.39 14:56:02 2 29.43 0.00 2.70 4.44 1.62 61.81 14:56:02 3 11.61 0.00 1.76 3.95 1.05 81.64 14:57:01 all 21.24 0.00 1.19 1.75 0.93 74.89 14:57:01 0 27.01 0.00 1.52 5.29 0.95 65.23 14:57:01 1 3.91 0.00 0.29 0.54 0.61 94.66 14:57:01 2 53.48 0.00 2.61 0.27 1.98 41.67 14:57:01 3 0.63 0.00 0.36 0.90 0.22 97.90 14:58:01 all 37.53 0.00 1.87 1.76 2.44 56.40 14:58:01 0 52.11 0.00 1.70 2.51 2.41 41.27 14:58:01 1 39.33 0.00 1.98 0.90 2.44 55.35 14:58:01 2 29.54 0.00 2.01 1.45 2.56 64.44 14:58:01 3 29.17 0.00 1.79 2.19 2.33 64.52 14:59:01 all 21.31 0.00 1.11 0.75 1.06 75.76 14:59:01 0 34.16 0.00 1.52 2.28 1.18 60.86 14:59:01 1 21.64 0.00 1.08 0.50 1.28 75.51 14:59:01 2 18.26 0.00 0.96 0.13 1.23 79.42 14:59:01 3 11.21 0.00 0.88 0.10 0.57 87.24 Average: all 25.25 0.00 1.77 2.48 1.46 69.03 Average: 0 32.82 0.00 2.47 4.89 1.56 58.27 Average: 1 22.41 0.00 1.33 1.69 1.41 73.16 Average: 2 32.58 0.00 2.07 1.57 1.85 61.94 Average: 3 13.21 0.00 1.20 1.79 1.04 82.75