---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10243 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 7.6G 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 464 5334 0 2177 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:16:7a:0b brd ff:ff:ff:ff:ff:ff inet 10.32.7.86/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86117sec preferred_lft 86117sec inet6 fe80::f816:3eff:fe16:7a0b/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-10243) 04/01/26 _x86_64_ (4 CPU) 07:04:55 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 151.44 66.01 85.44 4244.23 40753.09 07:07:01 87.39 30.54 56.85 1730.28 9205.36 07:08:01 69.56 8.85 60.71 510.63 7396.87 07:09:01 26.75 3.47 23.28 131.98 4952.11 Average: 83.77 27.20 56.57 1653.91 15603.17 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5977248 7399144 2190172 26.82 37120 1564596 720544 7.82 599840 1427272 84836 07:07:01 5620292 7321124 2547128 31.19 57668 1807140 781108 8.48 698440 1651644 101744 07:08:01 5479936 7407652 2687484 32.90 65292 2019832 695088 7.54 728604 1749024 114100 07:09:01 5477976 7427412 2689444 32.93 67548 2038388 673016 7.30 719472 1758684 16856 Average: 5638863 7388833 2528557 30.96 56907 1857489 717439 7.78 686589 1646656 79384 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 458.02 258.14 1489.44 67.76 0.00 0.00 0.00 0.00 07:06:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 07:07:01 ens3 84.09 71.90 494.96 19.69 0.00 0.00 0.00 0.00 07:07:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 07:08:01 ens3 288.89 338.49 1538.88 55.77 0.00 0.00 0.00 0.00 07:08:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 07:09:01 ens3 57.79 63.72 28.61 605.22 0.00 0.00 0.00 0.00 07:09:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 222.78 183.53 889.64 187.81 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10243) 04/01/26 _x86_64_ (4 CPU) 07:04:55 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 21.66 0.00 2.88 5.27 1.49 68.70 07:06:02 0 9.59 0.00 1.77 10.69 1.02 76.93 07:06:02 1 30.86 0.00 2.10 3.05 1.57 62.43 07:06:02 2 32.82 0.00 5.98 2.83 1.80 56.56 07:06:02 3 13.38 0.00 1.66 4.48 1.58 78.89 07:07:01 all 24.54 0.00 1.75 2.45 1.36 69.90 07:07:01 0 10.08 0.00 1.08 5.91 0.86 82.05 07:07:01 1 30.23 0.00 1.61 1.10 1.42 65.63 07:07:01 2 44.63 0.00 2.84 1.93 1.79 48.80 07:07:01 3 13.15 0.00 1.49 0.88 1.36 83.13 07:08:01 all 40.89 0.00 2.28 0.78 3.20 52.84 07:08:01 0 38.90 0.00 1.95 1.79 2.71 54.65 07:08:01 1 40.37 0.00 2.18 0.40 3.27 53.78 07:08:01 2 41.51 0.00 1.62 0.26 2.93 53.67 07:08:01 3 42.81 0.00 3.34 0.66 3.90 49.28 07:09:01 all 20.87 0.00 1.03 0.79 0.77 76.54 07:09:01 0 8.04 0.00 0.83 0.65 0.42 90.06 07:09:01 1 32.42 0.00 1.02 0.15 0.78 65.63 07:09:01 2 26.68 0.00 0.95 0.12 1.00 71.26 07:09:01 3 16.34 0.00 1.33 2.27 0.85 79.21 Average: all 27.02 0.00 1.99 2.32 1.71 66.96 Average: 0 16.72 0.00 1.41 4.75 1.26 75.86 Average: 1 33.49 0.00 1.73 1.17 1.77 61.84 Average: 2 36.38 0.00 2.85 1.28 1.88 57.61 Average: 3 21.49 0.00 1.96 2.07 1.93 72.54