---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4413 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 8.1G 12G 43% / 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 455 4767 0 2752 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:cc:c8:f5 brd ff:ff:ff:ff:ff:ff inet 10.32.7.220/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86138sec preferred_lft 86138sec inet6 fe80::f816:3eff:fecc:c8f5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4413) 06/27/26 _x86_64_ (4 CPU) 12:27:56 LINUX RESTART (4 CPU) 12:28:01 tps rtps wtps bread/s bwrtn/s 12:29:01 163.35 76.92 86.42 4707.10 40857.33 12:30:01 66.31 12.55 53.77 432.39 9717.69 12:31:01 102.05 25.81 76.24 1716.25 27123.61 12:32:01 28.31 0.68 27.62 77.71 4018.93 Average: 90.00 28.99 61.01 1733.36 20429.11 12:28:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:29:01 5988452 7418124 2178968 26.68 37540 1571764 703280 7.63 586400 1430320 89872 12:30:01 5749944 7481364 2417476 29.60 58336 1834580 617160 6.70 530552 1688648 155848 12:31:01 4926976 7434428 3240444 39.68 64916 2590748 662472 7.19 664736 2350676 82716 12:32:01 4891184 7410644 3276236 40.11 67556 2599884 683656 7.42 696976 2353976 8892 Average: 5389139 7436140 2778281 34.02 57087 2149244 666642 7.23 619666 1955905 84332 12:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:29:01 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 12:29:01 ens3 399.90 251.22 1544.38 67.85 0.00 0.00 0.00 0.00 12:30:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 12:30:01 ens3 66.66 54.12 519.88 11.63 0.00 0.00 0.00 0.00 12:31:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 12:31:01 ens3 593.50 504.37 10641.73 72.17 0.00 0.00 0.00 0.00 12:32:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:32:01 ens3 12.71 14.15 10.73 6.72 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 268.18 205.95 3178.87 39.59 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4413) 06/27/26 _x86_64_ (4 CPU) 12:27:56 LINUX RESTART (4 CPU) 12:28:01 CPU %user %nice %system %iowait %steal %idle 12:29:01 all 22.96 0.00 2.80 4.86 1.15 68.24 12:29:01 0 13.45 0.00 4.53 9.28 0.90 71.83 12:29:01 1 32.73 0.00 2.28 3.23 1.36 60.41 12:29:01 2 24.62 0.00 2.84 4.83 1.47 66.23 12:29:01 3 21.05 0.00 1.50 2.10 0.89 74.46 12:30:01 all 21.91 0.00 1.35 1.64 0.91 74.18 12:30:01 0 6.52 0.00 0.81 4.27 0.63 87.76 12:30:01 1 17.32 0.00 0.98 0.65 0.80 80.25 12:30:01 2 46.77 0.00 2.50 0.43 1.45 48.84 12:30:01 3 17.10 0.00 1.10 1.22 0.73 79.85 12:31:01 all 39.21 0.00 2.61 2.17 2.55 53.46 12:31:01 0 34.78 0.00 1.75 1.15 2.78 59.55 12:31:01 1 44.45 0.00 2.76 1.03 2.16 49.60 12:31:01 2 38.19 0.00 3.39 2.19 2.82 53.41 12:31:01 3 39.43 0.00 2.58 4.29 2.43 51.26 12:32:01 all 20.98 0.00 0.96 0.84 0.70 76.53 12:32:01 0 20.09 0.00 0.73 2.05 0.67 76.46 12:32:01 1 17.62 0.00 1.47 0.05 0.50 80.36 12:32:01 2 44.64 0.00 1.32 0.27 1.37 52.41 12:32:01 3 1.72 0.00 0.30 0.96 0.26 96.76 Average: all 26.27 0.00 1.93 2.37 1.33 68.10 Average: 0 18.71 0.00 1.96 4.19 1.24 73.90 Average: 1 28.03 0.00 1.87 1.24 1.20 67.65 Average: 2 38.56 0.00 2.51 1.93 1.78 55.21 Average: 3 19.80 0.00 1.37 2.14 1.08 75.62