---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-307 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 477 5317 0 2181 7218 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:d5:eb:43 brd ff:ff:ff:ff:ff:ff inet 10.32.7.120/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86121sec preferred_lft 86121sec inet6 fe80::f816:3eff:fed5:eb43/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-307) 04/11/26 _x86_64_ (4 CPU) 14:54:58 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 180.07 93.82 86.25 5135.75 40984.49 14:57:01 87.65 30.04 57.61 1701.58 9018.10 14:58:01 69.11 8.85 60.26 510.71 7407.03 14:59:01 26.05 3.47 22.58 131.98 4874.25 Average: 90.72 34.05 56.68 1870.14 15572.03 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 5955632 7381240 2211780 27.08 37148 1568556 720112 7.81 616688 1430760 84472 14:57:01 5604608 7312524 2562804 31.38 58048 1814036 798484 8.66 706552 1657904 100908 14:58:01 5427024 7363988 2740388 33.55 65464 2029148 717420 7.78 771920 1757760 115752 14:59:01 5471612 7416732 2695800 33.01 67704 2034308 660936 7.17 727456 1755996 9216 Average: 5614719 7368621 2552693 31.25 57091 1861512 724238 7.86 705654 1650605 77587 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 lo 2.07 2.07 0.18 0.18 0.00 0.00 0.00 0.00 14:56:01 ens3 505.88 264.08 1535.49 68.62 0.00 0.00 0.00 0.00 14:57:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 14:57:01 ens3 91.33 86.47 523.58 20.50 0.00 0.00 0.00 0.00 14:58:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 14:58:01 ens3 288.80 334.61 1498.80 54.06 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 57.02 62.31 30.05 596.42 0.00 0.00 0.00 0.00 Average: lo 1.37 1.37 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 235.77 186.87 897.01 184.90 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-307) 04/11/26 _x86_64_ (4 CPU) 14:54:58 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 22.79 0.00 2.66 5.59 1.24 67.72 14:56:01 0 33.27 0.00 2.03 7.43 1.22 56.05 14:56:01 1 10.43 0.00 1.60 4.84 1.30 81.84 14:56:01 2 12.97 0.00 4.13 7.94 0.99 73.97 14:56:01 3 34.45 0.00 2.93 2.13 1.48 59.02 14:57:01 all 25.80 0.00 1.56 1.97 1.23 69.45 14:57:01 0 61.87 0.00 3.28 1.03 1.90 31.92 14:57:01 1 10.82 0.00 0.58 0.85 1.13 86.63 14:57:01 2 9.63 0.00 1.12 4.67 0.72 83.86 14:57:01 3 20.82 0.00 1.24 1.34 1.17 75.44 14:58:01 all 42.66 0.00 2.42 0.76 2.73 51.42 14:58:01 0 33.96 0.00 2.90 0.65 2.68 59.81 14:58:01 1 51.50 0.00 2.41 0.25 2.88 42.96 14:58:01 2 40.47 0.00 2.00 1.88 2.31 53.34 14:58:01 3 44.78 0.00 2.34 0.27 3.08 49.53 14:59:01 all 20.84 0.00 1.05 0.74 1.01 76.35 14:59:01 0 8.96 0.00 0.67 0.05 0.42 89.91 14:59:01 1 40.44 0.00 1.65 0.17 1.30 56.45 14:59:01 2 8.62 0.00 1.07 2.58 0.63 87.10 14:59:01 3 25.29 0.00 0.86 0.18 1.70 71.96 Average: all 28.03 0.00 1.92 2.26 1.56 66.23 Average: 0 34.51 0.00 2.22 2.29 1.55 59.43 Average: 1 28.29 0.00 1.56 1.53 1.65 66.98 Average: 2 17.95 0.00 2.08 4.26 1.16 74.55 Average: 3 31.34 0.00 1.84 0.98 1.86 63.99