---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-586 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 7.7G 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 476 5268 0 2230 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:96:8e:49 brd ff:ff:ff:ff:ff:ff inet 10.32.6.165/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86204sec preferred_lft 86204sec inet6 fe80::f816:3eff:fe96:8e49/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-586) 10/20/26 _x86_64_ (4 CPU) 19:12:52 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 137.74 55.34 82.40 3626.60 11767.64 19:15:01 118.75 25.03 93.72 1268.99 16698.02 19:16:01 31.64 1.53 30.11 101.58 4984.64 Average: 96.05 27.30 68.74 1665.72 11150.10 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5860368 7446188 2307044 28.25 50360 1705648 665204 7.22 541564 1583036 201324 19:15:01 5391048 7378408 2776364 33.99 64036 2079560 700784 7.60 707488 1857708 109032 19:16:01 5361100 7358860 2806312 34.36 67024 2086252 718980 7.80 754648 1839364 10732 Average: 5537505 7394485 2629907 32.20 60473 1957153 694989 7.54 667900 1760036 107029 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 382.32 236.23 1857.47 66.54 0.00 0.00 0.00 0.00 19:14:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 19:15:01 ens3 330.96 314.50 1948.82 67.98 0.00 0.00 0.00 0.00 19:15:01 lo 1.90 1.90 0.19 0.19 0.00 0.00 0.00 0.00 19:16:01 ens3 58.94 59.64 30.59 529.02 0.00 0.00 0.00 0.00 19:16:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 257.41 203.45 1278.96 221.18 0.00 0.00 0.00 0.00 Average: lo 1.52 1.52 0.14 0.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-586) 10/20/26 _x86_64_ (4 CPU) 19:12:52 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 22.25 0.00 1.89 3.91 0.08 71.87 19:14:01 0 15.07 0.00 1.09 0.23 0.07 83.54 19:14:01 1 19.05 0.00 2.18 3.08 0.07 75.63 19:14:01 2 14.14 0.00 1.69 7.59 0.08 76.50 19:14:01 3 40.68 0.00 2.57 4.74 0.10 51.91 19:15:01 all 33.92 0.00 1.81 2.03 0.10 62.14 19:15:01 0 47.56 0.00 2.52 2.72 0.12 47.09 19:15:01 1 20.40 0.00 1.22 0.12 0.07 78.19 19:15:01 2 43.08 0.00 2.23 4.87 0.13 49.69 19:15:01 3 24.63 0.00 1.32 0.42 0.07 73.57 19:16:01 all 20.48 0.00 0.96 0.90 0.05 77.62 19:16:01 0 23.62 0.00 0.89 0.59 0.05 74.86 19:16:01 1 27.63 0.00 0.95 0.23 0.08 71.11 19:16:01 2 29.27 0.00 1.57 2.77 0.07 66.33 19:16:01 3 1.45 0.00 0.40 0.02 0.02 98.12 Average: all 25.55 0.00 1.55 2.28 0.07 70.55 Average: 0 28.76 0.00 1.50 1.18 0.08 68.48 Average: 1 22.37 0.00 1.45 1.14 0.07 74.97 Average: 2 28.82 0.00 1.83 5.08 0.09 64.18 Average: 3 22.24 0.00 1.43 1.72 0.06 74.54