---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9947 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: 2800.000 BogoMIPS: 5600.00 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 7.7G 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 471 5240 0 2264 7224 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:2d:ed:5d brd ff:ff:ff:ff:ff:ff inet 10.32.6.22/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86147sec preferred_lft 86147sec inet6 fe80::f816:3eff:fe2d:ed5d/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-9947) 03/28/26 _x86_64_ (4 CPU) 10:41:55 LINUX RESTART (4 CPU) 10:42:01 tps rtps wtps bread/s bwrtn/s 10:43:02 151.30 66.16 85.14 4266.58 40750.43 10:44:01 85.99 30.28 55.70 1686.76 9188.68 10:45:01 72.97 8.58 64.39 490.72 11623.66 10:46:01 22.31 0.68 21.63 77.72 3707.38 Average: 83.13 26.41 56.72 1630.32 16348.38 10:42:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:43:02 6007184 7432328 2160236 26.45 37080 1568024 701080 7.61 566724 1430148 83612 10:44:01 5638600 7340684 2528820 30.96 57456 1808824 818560 8.88 698348 1633980 98944 10:45:01 5299888 7337840 2867532 35.11 64180 2130484 778592 8.45 771768 1884236 99296 10:46:01 5315764 7345104 2851656 34.92 66204 2119340 769508 8.35 766132 1873856 9672 Average: 5565359 7363989 2602061 31.86 56230 1906668 766935 8.32 700743 1705555 72881 10:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:43:02 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 10:43:02 ens3 413.21 256.61 1495.99 67.38 0.00 0.00 0.00 0.00 10:44:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 10:44:01 ens3 72.75 60.85 481.20 15.85 0.00 0.00 0.00 0.00 10:45:01 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 10:45:01 ens3 340.68 351.87 3622.88 55.99 0.00 0.00 0.00 0.00 10:46:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 10:46:01 ens3 12.00 13.00 9.23 6.07 0.00 0.00 0.00 0.00 Average: lo 0.96 0.96 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 210.24 171.05 1406.18 36.41 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9947) 03/28/26 _x86_64_ (4 CPU) 10:41:55 LINUX RESTART (4 CPU) 10:42:01 CPU %user %nice %system %iowait %steal %idle 10:43:02 all 21.12 0.00 2.72 4.46 1.26 70.43 10:43:02 0 12.60 0.00 1.75 10.98 1.05 73.61 10:43:02 1 35.17 0.00 2.42 3.42 1.60 57.39 10:43:02 2 20.07 0.00 2.39 1.58 1.27 74.69 10:43:02 3 16.65 0.00 4.31 1.88 1.13 76.03 10:44:01 all 24.90 0.00 1.61 2.09 1.58 69.83 10:44:01 0 13.88 0.00 1.04 4.69 1.90 78.48 10:44:01 1 10.87 0.00 1.12 1.86 0.93 85.23 10:44:01 2 62.39 0.00 3.34 1.20 2.41 30.66 10:44:01 3 12.58 0.00 0.96 0.58 1.07 84.81 10:45:01 all 37.43 0.00 1.88 0.86 2.37 57.46 10:45:01 0 28.47 0.00 2.18 0.43 1.98 66.93 10:45:01 1 59.83 0.00 1.87 1.33 2.95 34.02 10:45:01 2 26.56 0.00 1.58 1.40 2.36 68.10 10:45:01 3 34.91 0.00 1.88 0.27 2.18 60.76 10:46:01 all 20.96 0.00 0.89 0.54 0.90 76.72 10:46:01 0 5.47 0.00 0.61 0.00 0.56 93.36 10:46:01 1 54.23 0.00 1.60 0.18 1.57 42.42 10:46:01 2 9.82 0.00 0.88 1.90 0.43 86.96 10:46:01 3 14.37 0.00 0.45 0.07 1.04 84.07 Average: all 26.11 0.00 1.78 1.98 1.53 68.61 Average: 0 15.10 0.00 1.40 4.02 1.37 78.11 Average: 1 40.13 0.00 1.75 1.70 1.76 54.65 Average: 2 29.58 0.00 2.04 1.52 1.61 65.25 Average: 3 19.65 0.00 1.90 0.70 1.36 76.39