---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3669 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 7.7G 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 464 5227 0 2283 7228 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:60:f3:49 brd ff:ff:ff:ff:ff:ff inet 10.32.7.59/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86108sec preferred_lft 86108sec inet6 fe80::f816:3eff:fe60:f349/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3669) 06/18/26 _x86_64_ (4 CPU) 07:04:56 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 162.81 79.32 83.49 4835.05 40148.37 07:07:01 55.51 0.18 55.32 22.00 9932.48 07:08:01 76.91 38.27 38.64 2230.06 7627.86 07:09:01 31.82 3.40 28.42 129.29 8410.93 Average: 81.76 30.30 51.47 1804.17 16530.18 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 6021796 7433240 2145624 26.27 36448 1555416 682740 7.41 565124 1417336 91152 07:07:01 5680360 7395556 2487060 30.45 56640 1821180 707528 7.68 619248 1668940 161004 07:08:01 5431792 7464480 2735628 33.49 65648 2121020 625928 6.79 680640 1840352 215092 07:09:01 5343744 7391492 2823676 34.57 67968 2133548 689216 7.48 762328 1845688 9868 Average: 5619423 7421192 2547997 31.20 56676 1907791 676353 7.34 656835 1693079 119279 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 07:06:01 ens3 408.48 238.29 1431.12 67.07 0.00 0.00 0.00 0.00 07:07:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 07:07:01 ens3 51.01 39.84 472.87 4.69 0.00 0.00 0.00 0.00 07:08:01 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 07:08:01 ens3 206.08 176.92 2025.14 32.66 0.00 0.00 0.00 0.00 07:09:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 07:09:01 ens3 59.06 64.56 29.59 677.81 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 181.16 129.91 989.70 195.56 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3669) 06/18/26 _x86_64_ (4 CPU) 07:04:56 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 22.10 0.00 2.78 5.61 2.19 67.32 07:06:01 0 10.69 0.00 3.85 8.63 2.35 74.49 07:06:01 1 25.25 0.00 1.74 2.58 1.66 68.77 07:06:01 2 28.50 0.00 2.54 9.62 2.76 56.57 07:06:01 3 24.06 0.00 2.97 1.63 1.98 69.36 07:07:01 all 20.14 0.00 1.35 1.90 1.52 75.10 07:07:01 0 1.07 0.00 0.08 0.00 1.64 97.21 07:07:01 1 43.74 0.00 2.93 0.37 1.70 51.27 07:07:01 2 15.13 0.00 1.57 6.10 1.69 75.50 07:07:01 3 20.91 0.00 0.80 1.11 1.03 76.14 07:08:01 all 39.99 0.00 2.35 1.68 4.49 51.50 07:08:01 0 37.84 0.00 1.47 1.37 3.87 55.45 07:08:01 1 46.00 0.00 1.96 0.53 4.23 47.29 07:08:01 2 34.69 0.00 3.12 3.31 4.86 54.02 07:08:01 3 41.43 0.00 2.86 1.53 5.00 49.19 07:09:01 all 20.40 0.00 0.90 1.09 1.37 76.25 07:09:01 0 8.21 0.00 0.58 1.13 0.68 89.40 07:09:01 1 32.62 0.00 1.25 0.20 1.40 64.54 07:09:01 2 4.36 0.00 0.66 2.26 1.22 91.50 07:09:01 3 36.55 0.00 1.11 0.73 2.19 59.43 Average: all 25.67 0.00 1.84 2.57 2.39 67.52 Average: 0 14.45 0.00 1.50 2.79 2.14 79.13 Average: 1 36.91 0.00 1.97 0.92 2.25 57.96 Average: 2 20.65 0.00 1.97 5.31 2.63 69.44 Average: 3 30.77 0.00 1.94 1.25 2.55 63.48