---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-992 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 8.0G 12G 42% / 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 480 4854 0 2640 7208 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:c3:b6:aa brd ff:ff:ff:ff:ff:ff inet 10.32.6.109/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86127sec preferred_lft 86127sec inet6 fe80::f816:3eff:fec3:b6aa/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-992) 05/16/26 _x86_64_ (4 CPU) 08:12:54 LINUX RESTART (4 CPU) 08:13:01 tps rtps wtps bread/s bwrtn/s 08:14:02 144.74 60.05 84.69 3876.44 40535.57 08:15:01 85.53 30.37 55.16 1687.17 9380.92 08:16:01 81.51 9.26 72.24 642.85 23183.74 08:17:01 31.08 1.58 29.50 107.72 4221.30 Average: 85.71 25.29 60.42 1578.15 19373.05 08:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:02 6000408 7424256 2167012 26.53 36996 1566928 681424 7.39 573296 1430184 87988 08:15:01 5584752 7287740 2582668 31.62 57492 1809524 811960 8.81 749468 1635600 101192 08:16:01 4601504 6981280 3565916 43.66 64836 2465024 979060 10.62 1107544 2232476 64640 08:17:01 5035684 7441756 3131736 38.34 68004 2487904 617488 6.70 669864 2234660 10604 Average: 5305587 7283758 2861833 35.04 56832 2082345 772483 8.38 775043 1883230 66106 08:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:02 ens3 303.73 195.98 1448.80 63.46 0.00 0.00 0.00 0.00 08:14:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 08:15:01 ens3 84.65 76.11 510.87 18.22 0.00 0.00 0.00 0.00 08:15:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 08:16:01 ens3 746.23 606.43 9595.35 103.56 0.00 0.00 0.00 0.00 08:16:01 lo 1.47 1.47 0.19 0.19 0.00 0.00 0.00 0.00 08:17:01 ens3 49.19 53.64 212.42 13.60 0.00 0.00 0.00 0.00 08:17:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 296.85 233.71 2952.24 49.84 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 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-992) 05/16/26 _x86_64_ (4 CPU) 08:12:54 LINUX RESTART (4 CPU) 08:13:01 CPU %user %nice %system %iowait %steal %idle 08:14:02 all 22.00 0.00 2.90 4.38 1.29 69.43 08:14:02 0 43.47 0.00 6.01 5.59 1.72 43.21 08:14:02 1 21.47 0.00 1.72 3.36 1.07 72.39 08:14:02 2 13.51 0.00 1.96 0.60 1.46 82.47 08:14:02 3 9.59 0.00 1.87 8.00 0.90 79.63 08:15:01 all 25.84 0.00 1.66 1.90 1.55 69.05 08:15:01 0 30.41 0.00 1.78 0.71 1.39 65.71 08:15:01 1 10.16 0.00 1.23 4.66 1.62 82.33 08:15:01 2 38.98 0.00 2.40 0.34 1.74 56.55 08:15:01 3 23.83 0.00 1.23 1.86 1.45 71.62 08:16:01 all 42.74 0.00 2.39 1.21 3.30 50.36 08:16:01 0 43.44 0.00 2.00 0.38 3.01 51.17 08:16:01 1 40.56 0.00 1.54 2.10 3.19 52.61 08:16:01 2 43.40 0.00 3.90 1.85 3.67 47.18 08:16:01 3 43.54 0.00 2.12 0.53 3.34 50.47 08:17:01 all 20.80 0.00 1.05 1.20 1.57 75.39 08:17:01 0 14.93 0.00 0.43 0.22 0.83 83.59 08:17:01 1 15.22 0.00 0.90 2.33 1.20 80.37 08:17:01 2 41.67 0.00 1.56 0.37 1.99 54.41 08:17:01 3 11.47 0.00 1.29 1.87 2.26 83.10 Average: all 27.87 0.00 2.00 2.17 1.93 66.03 Average: 0 33.09 0.00 2.56 1.72 1.74 60.89 Average: 1 21.92 0.00 1.35 3.10 1.77 71.86 Average: 2 34.39 0.00 2.46 0.79 2.22 60.14 Average: 3 22.11 0.00 1.63 3.06 2.00 71.21