---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8910 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 8.6G 11G 45% / 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 460 4240 0 3275 7219 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:09:57:ce brd ff:ff:ff:ff:ff:ff inet 10.32.7.124/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86125sec preferred_lft 86125sec inet6 fe80::f816:3eff:fe09:57ce/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-8910) 08/22/26 _x86_64_ (4 CPU) 10:41:48 LINUX RESTART (4 CPU) 10:42:01 tps rtps wtps bread/s bwrtn/s 10:43:02 118.45 54.02 64.42 3547.68 6374.15 10:44:01 56.33 5.83 50.50 203.76 9481.51 10:45:01 117.28 32.71 84.57 1971.94 43996.13 10:46:01 24.50 0.60 23.90 67.72 4036.26 Average: 79.23 23.36 55.87 1452.98 15999.17 10:42:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:43:02 5960964 7405120 2206448 27.02 38388 1585448 714708 7.76 601492 1442424 72780 10:44:01 5702388 7491268 2465024 30.18 57080 1892848 624024 6.77 513292 1752380 202096 10:45:01 4374264 7417096 3793148 46.44 64860 3119076 671948 7.29 675652 2876868 83468 10:46:01 4384460 7432816 3782952 46.32 67396 3121624 655640 7.11 673528 2868216 10168 Average: 5105519 7436575 3061893 37.49 56931 2429749 666580 7.23 615991 2234972 92128 10:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:43:02 ens3 430.36 252.81 1513.19 67.23 0.00 0.00 0.00 0.00 10:43:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 10:44:01 ens3 68.65 57.57 903.03 7.27 0.00 0.00 0.00 0.00 10:44:01 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 10:45:01 ens3 890.72 631.38 18239.20 91.30 0.00 0.00 0.00 0.00 10:45:01 lo 1.23 1.23 0.12 0.12 0.00 0.00 0.00 0.00 10:46:01 ens3 15.53 14.68 11.59 6.47 0.00 0.00 0.00 0.00 10:46:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 352.50 239.87 5184.59 43.22 0.00 0.00 0.00 0.00 Average: lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8910) 08/22/26 _x86_64_ (4 CPU) 10:41:48 LINUX RESTART (4 CPU) 10:42:01 CPU %user %nice %system %iowait %steal %idle 10:43:02 all 22.97 0.00 1.80 3.69 1.74 69.80 10:43:02 0 15.68 0.00 1.43 9.03 1.31 72.55 10:43:02 1 28.90 0.00 1.90 1.71 1.74 65.75 10:43:02 2 26.95 0.00 1.93 2.16 2.26 66.69 10:43:02 3 20.32 0.00 1.91 1.89 1.64 74.25 10:44:01 all 20.03 0.00 1.30 2.07 1.28 75.31 10:44:01 0 2.44 0.00 0.62 5.86 0.78 90.29 10:44:01 1 60.63 0.00 3.09 0.47 2.05 33.76 10:44:01 2 0.81 0.00 0.47 0.79 1.19 96.74 10:44:01 3 16.45 0.00 1.03 1.13 1.11 80.28 10:45:01 all 35.54 0.00 2.52 2.50 4.16 55.29 10:45:01 0 34.90 0.00 2.34 2.91 4.06 55.80 10:45:01 1 33.87 0.00 2.66 1.24 4.01 58.22 10:45:01 2 36.34 0.00 2.47 3.97 4.54 52.68 10:45:01 3 37.08 0.00 2.63 1.85 4.00 54.44 10:46:01 all 20.31 0.00 0.95 1.09 1.12 76.53 10:46:01 0 0.50 0.00 0.43 3.55 0.51 95.00 10:46:01 1 59.88 0.00 2.02 0.50 2.35 35.25 10:46:01 2 19.04 0.00 1.01 0.22 1.10 78.63 10:46:01 3 1.72 0.00 0.36 0.13 0.50 97.28 Average: all 24.74 0.00 1.65 2.34 2.08 69.19 Average: 0 13.47 0.00 1.21 5.33 1.68 78.31 Average: 1 45.74 0.00 2.42 0.98 2.54 48.32 Average: 2 20.87 0.00 1.48 1.79 2.28 73.59 Average: 3 18.91 0.00 1.48 1.25 1.82 76.54