---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1219 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 474 5402 0 2098 7222 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:b9:d1:47 brd ff:ff:ff:ff:ff:ff inet 10.32.6.2/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86130sec preferred_lft 86130sec inet6 fe80::f816:3eff:feb9:d147/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1219) 05/18/26 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 159.99 75.72 84.27 4594.30 41044.78 19:15:01 71.22 13.76 57.46 329.55 8908.65 19:16:01 58.38 8.43 49.95 466.24 6560.48 19:17:01 20.83 0.42 20.41 37.86 4375.27 Average: 77.60 24.58 53.02 1356.95 15221.93 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5988580 7431680 2178840 26.68 38332 1583748 668764 7.26 571684 1441608 98420 19:15:01 5574444 7243072 2592976 31.75 58312 1773756 876404 9.51 781712 1614620 97604 19:16:01 5542596 7400952 2624824 32.14 62740 1954488 688660 7.47 698392 1721528 111788 19:17:01 5551148 7420376 2616272 32.03 64864 1963140 658268 7.14 688152 1721300 16928 Average: 5664192 7374020 2503228 30.65 56062 1818783 723024 7.85 684985 1624764 81185 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 476.82 269.41 1597.57 67.62 0.00 0.00 0.00 0.00 19:14:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 19:15:01 ens3 85.85 80.69 467.93 20.60 0.00 0.00 0.00 0.00 19:15:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 19:16:01 ens3 237.82 252.82 1186.88 549.40 0.00 0.00 0.00 0.00 19:16:01 lo 1.57 1.57 0.14 0.14 0.00 0.00 0.00 0.00 19:17:01 ens3 31.18 23.85 28.75 17.29 0.00 0.00 0.00 0.00 19:17:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 207.92 156.69 820.30 163.74 0.00 0.00 0.00 0.00 Average: lo 1.26 1.26 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1219) 05/18/26 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 22.90 0.00 2.70 4.92 1.40 68.07 19:14:01 0 33.09 0.00 1.85 2.74 1.49 60.84 19:14:01 1 8.81 0.00 1.77 11.01 1.00 77.42 19:14:01 2 28.36 0.00 2.55 3.68 1.72 63.70 19:14:01 3 21.35 0.00 4.68 2.26 1.42 70.29 19:15:01 all 26.74 0.00 1.55 1.68 2.12 67.92 19:15:01 0 60.21 0.00 2.92 0.81 2.77 33.28 19:15:01 1 10.60 0.00 0.76 4.32 1.48 82.84 19:15:01 2 23.56 0.00 1.39 1.04 2.36 71.65 19:15:01 3 12.76 0.00 1.11 0.54 1.87 83.72 19:16:01 all 30.51 0.00 1.69 1.21 3.07 63.53 19:16:01 0 47.21 0.00 1.87 0.86 3.18 46.88 19:16:01 1 25.28 0.00 0.97 0.33 2.45 70.97 19:16:01 2 25.74 0.00 2.18 1.43 3.56 67.08 19:16:01 3 23.91 0.00 1.73 2.20 3.07 69.09 19:17:01 all 20.59 0.00 1.25 1.04 1.15 75.97 19:17:01 0 4.46 0.00 0.78 0.03 0.42 94.31 19:17:01 1 32.20 0.00 1.44 0.32 1.39 64.65 19:17:01 2 39.03 0.00 1.88 0.92 1.58 56.59 19:17:01 3 6.70 0.00 0.90 2.89 1.23 88.29 Average: all 25.20 0.00 1.80 2.21 1.94 68.86 Average: 0 36.27 0.00 1.86 1.11 1.96 58.80 Average: 1 19.23 0.00 1.23 3.98 1.59 73.97 Average: 2 29.15 0.00 2.00 1.76 2.31 64.77 Average: 3 16.19 0.00 2.10 1.97 1.90 77.84