---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5393 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 476 5253 0 2246 7217 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:bd:a3:66 brd ff:ff:ff:ff:ff:ff inet 10.32.7.199/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86117sec preferred_lft 86117sec inet6 fe80::f816:3eff:febd:a366/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5393) 02/07/26 _x86_64_ (4 CPU) 19:37:56 LINUX RESTART (4 CPU) 19:38:01 tps rtps wtps bread/s bwrtn/s 19:39:02 158.89 73.80 85.09 4399.93 40594.85 19:40:01 82.55 30.19 52.36 1684.72 8704.98 19:41:01 75.32 9.33 65.99 643.76 10606.10 19:42:01 32.79 2.32 30.48 122.25 4269.56 Average: 87.41 28.91 58.50 1712.78 16074.26 19:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:39:02 5968728 7385808 2198692 26.92 37016 1559948 715656 7.77 612912 1421524 84272 19:40:01 5662268 7356804 2505152 30.67 56868 1801688 834660 9.06 680872 1627300 126620 19:41:01 4976892 6905608 3190528 39.06 63872 2021524 1098724 11.92 1184688 1792388 33200 19:42:01 5392548 7410264 2774872 33.97 67832 2104288 661556 7.18 707028 1851212 34732 Average: 5500109 7264621 2667311 32.66 56397 1871862 827649 8.98 796375 1673106 69706 19:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:39:02 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 19:39:02 ens3 426.10 235.59 1460.47 65.47 0.00 0.00 0.00 0.00 19:40:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 19:40:01 ens3 81.97 47.59 464.00 14.88 0.00 0.00 0.00 0.00 19:41:01 lo 1.47 1.47 0.19 0.19 0.00 0.00 0.00 0.00 19:41:01 ens3 424.16 428.61 2769.23 78.75 0.00 0.00 0.00 0.00 19:42:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 19:42:01 ens3 159.31 151.76 600.16 34.76 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 273.67 216.59 1327.02 48.60 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5393) 02/07/26 _x86_64_ (4 CPU) 19:37:56 LINUX RESTART (4 CPU) 19:38:01 CPU %user %nice %system %iowait %steal %idle 19:39:02 all 21.60 0.00 2.76 4.92 2.12 68.60 19:39:02 0 7.80 0.00 1.54 5.93 1.92 82.81 19:39:02 1 15.95 0.00 0.85 2.09 1.51 79.61 19:39:02 2 43.29 0.00 2.70 4.41 2.81 46.79 19:39:02 3 19.46 0.00 5.98 7.26 2.23 65.07 19:40:01 all 21.85 0.00 1.56 2.28 1.85 72.46 19:40:01 0 14.22 0.00 1.08 4.81 1.82 78.07 19:40:01 1 22.90 0.00 1.49 0.37 1.42 73.82 19:40:01 2 27.35 0.00 1.67 1.59 2.21 67.18 19:40:01 3 22.95 0.00 2.01 2.35 1.96 70.73 19:41:01 all 42.11 0.00 2.32 1.00 4.64 49.93 19:41:01 0 35.66 0.00 1.92 0.66 4.11 57.65 19:41:01 1 45.66 0.00 2.07 0.48 4.36 47.42 19:41:01 2 44.23 0.00 2.41 2.07 4.91 46.38 19:41:01 3 42.85 0.00 2.85 0.79 5.20 48.31 19:42:01 all 22.29 0.00 1.44 0.89 1.69 73.68 19:42:01 0 50.07 0.00 2.52 2.23 2.35 42.83 19:42:01 1 10.55 0.00 1.21 0.13 1.09 87.02 19:42:01 2 13.22 0.00 1.19 1.14 1.24 83.20 19:42:01 3 15.36 0.00 0.84 0.05 2.08 81.67 Average: all 27.02 0.00 2.02 2.27 2.58 66.11 Average: 0 27.00 0.00 1.77 3.40 2.55 65.28 Average: 1 23.80 0.00 1.40 0.77 2.10 71.92 Average: 2 32.06 0.00 2.00 2.30 2.80 60.83 Average: 3 25.21 0.00 2.92 2.60 2.87 66.40