---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9398 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 465 5375 0 2135 7231 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:f2:fa:5f brd ff:ff:ff:ff:ff:ff inet 10.32.6.166/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86153sec preferred_lft 86153sec inet6 fe80::f816:3eff:fef2:fa5f/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-9398) 03/21/26 _x86_64_ (4 CPU) 10:25:55 LINUX RESTART (4 CPU) 10:26:01 tps rtps wtps bread/s bwrtn/s 10:27:02 141.86 56.44 85.42 3646.59 40636.18 10:28:01 72.64 12.72 59.91 270.01 9933.99 10:29:01 65.54 6.53 59.01 460.72 9251.92 Average: 93.46 25.30 68.16 1465.68 19996.03 10:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:27:02 5952036 7376624 2215376 27.12 37328 1567304 745408 8.09 623544 1426756 86620 10:28:01 5588240 7261824 2579172 31.58 57572 1780048 880648 9.56 756376 1624176 116088 10:29:01 5538224 7435124 2629188 32.19 63608 1991664 660924 7.17 640544 1780032 86500 Average: 5692833 7357857 2474579 30.30 52836 1779672 762327 8.27 673488 1610321 96403 10:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:27:02 ens3 432.81 240.68 1474.00 66.43 0.00 0.00 0.00 0.00 10:27:02 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 10:28:01 ens3 87.89 80.13 759.28 18.38 0.00 0.00 0.00 0.00 10:28:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 10:29:01 ens3 317.55 303.23 2152.63 61.95 0.00 0.00 0.00 0.00 10:29:01 lo 0.83 0.83 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 280.47 208.72 1465.86 49.09 0.00 0.00 0.00 0.00 Average: lo 0.99 0.99 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-9398) 03/21/26 _x86_64_ (4 CPU) 10:25:55 LINUX RESTART (4 CPU) 10:26:01 CPU %user %nice %system %iowait %steal %idle 10:27:02 all 22.04 0.00 2.63 4.23 1.14 69.97 10:27:02 0 15.92 0.00 1.65 3.82 0.77 77.84 10:27:02 1 8.02 0.00 4.39 9.04 0.94 77.60 10:27:02 2 37.96 0.00 2.60 1.78 1.65 56.01 10:27:02 3 26.31 0.00 1.88 2.23 1.17 68.41 10:28:01 all 26.55 0.00 1.58 1.70 1.66 68.51 10:28:01 0 20.19 0.00 1.22 0.56 1.07 76.97 10:28:01 1 31.87 0.00 1.65 4.70 2.19 59.59 10:28:01 2 44.44 0.00 2.47 0.25 2.05 50.79 10:28:01 3 9.73 0.00 0.99 1.28 1.33 86.67 10:29:01 all 34.39 0.00 1.97 1.40 2.86 59.38 10:29:01 0 33.29 0.00 1.29 0.46 2.16 62.79 10:29:01 1 24.08 0.00 1.66 1.57 2.75 69.94 10:29:01 2 27.08 0.00 2.12 2.17 3.69 64.94 10:29:01 3 53.27 0.00 2.81 1.38 2.84 39.70 Average: all 27.68 0.00 2.06 2.44 1.89 65.93 Average: 0 23.17 0.00 1.39 1.62 1.33 72.49 Average: 1 21.27 0.00 2.57 5.11 1.96 69.09 Average: 2 36.40 0.00 2.39 1.41 2.47 57.32 Average: 3 29.86 0.00 1.90 1.63 1.78 64.82