---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1200 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 7.6G 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 475 5290 0 2210 7220 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:bf:8e:e5 brd ff:ff:ff:ff:ff:ff inet 10.32.7.214/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86122sec preferred_lft 86122sec inet6 fe80::f816:3eff:febf:8ee5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1200) 04/23/26 _x86_64_ (4 CPU) 07:04:57 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 163.77 83.44 80.34 4910.65 40206.38 07:07:01 74.82 21.84 52.97 1430.40 9256.19 07:08:01 54.53 17.03 37.50 845.85 8583.27 07:09:01 25.85 3.47 22.38 131.98 5949.01 Average: 79.76 31.48 48.28 1831.35 16026.61 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 6021764 7411804 2145648 26.27 36376 1534056 698964 7.58 584976 1396924 69004 07:07:01 5704520 7393332 2462892 30.16 56792 1796328 828396 8.99 621324 1645328 127744 07:08:01 5366404 7340564 2801008 34.29 64764 2066164 741304 8.04 804188 1784828 155420 07:09:01 5442332 7417000 2725080 33.37 66748 2064524 651512 7.07 736524 1777072 8708 Average: 5633755 7390675 2533657 31.02 56170 1865268 730044 7.92 686753 1651038 90219 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 07:06:02 ens3 356.16 209.22 1251.08 64.10 0.00 0.00 0.00 0.00 07:07:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 07:07:01 ens3 70.50 56.62 726.22 14.18 0.00 0.00 0.00 0.00 07:08:01 lo 0.77 0.77 0.07 0.07 0.00 0.00 0.00 0.00 07:08:01 ens3 188.04 174.19 1861.60 25.89 0.00 0.00 0.00 0.00 07:09:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 07:09:01 ens3 63.32 73.30 30.41 682.47 0.00 0.00 0.00 0.00 Average: lo 1.25 1.25 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 169.92 128.63 968.38 197.42 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1200) 04/23/26 _x86_64_ (4 CPU) 07:04:57 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 22.03 0.00 2.97 4.97 1.88 68.14 07:06:02 0 17.34 0.00 2.77 2.34 1.69 75.85 07:06:02 1 13.46 0.00 1.88 5.16 1.58 77.92 07:06:02 2 37.59 0.00 2.90 5.90 2.50 51.12 07:06:02 3 19.77 0.00 4.35 6.48 1.75 67.66 07:07:01 all 21.60 0.00 1.46 2.30 1.39 73.24 07:07:01 0 32.44 0.00 1.69 0.39 1.44 64.04 07:07:01 1 3.37 0.00 0.25 0.20 0.67 95.49 07:07:01 2 24.48 0.00 2.05 5.97 1.40 66.09 07:07:01 3 26.17 0.00 1.84 2.62 2.04 67.33 07:08:01 all 40.75 0.00 2.03 1.22 3.43 52.57 07:08:01 0 49.37 0.00 2.38 1.18 3.66 43.41 07:08:01 1 41.94 0.00 1.82 0.51 3.48 52.25 07:08:01 2 31.02 0.00 2.23 1.17 3.48 62.10 07:08:01 3 40.68 0.00 1.71 2.06 3.10 52.45 07:09:01 all 19.88 0.00 1.06 0.87 1.14 77.05 07:09:01 0 25.71 0.00 0.97 0.68 1.02 71.62 07:09:01 1 9.61 0.00 0.88 0.15 0.75 88.61 07:09:01 2 36.43 0.00 1.46 0.15 1.59 60.37 07:09:01 3 7.80 0.00 0.93 2.51 1.19 87.57 Average: all 26.10 0.00 1.88 2.34 1.96 67.72 Average: 0 31.23 0.00 1.96 1.15 1.96 63.71 Average: 1 17.17 0.00 1.21 1.51 1.63 78.48 Average: 2 32.41 0.00 2.16 3.28 2.25 59.90 Average: 3 23.59 0.00 2.20 3.42 2.02 68.77