---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3372 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 468 5301 0 2206 7227 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:45:1f:ae brd ff:ff:ff:ff:ff:ff inet 10.32.7.139/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86127sec preferred_lft 86127sec inet6 fe80::f816:3eff:fe45:1fae/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-3372) 06/21/25 _x86_64_ (4 CPU) 08:12:51 LINUX RESTART (4 CPU) 08:13:01 tps rtps wtps bread/s bwrtn/s 08:14:01 125.11 54.51 70.60 3596.33 25680.80 08:15:01 82.67 29.80 52.87 1640.13 9845.56 08:16:01 78.22 9.83 68.39 665.22 8782.14 08:17:01 26.68 0.70 25.98 77.85 3728.45 Average: 78.17 23.71 54.46 1494.88 12009.24 08:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:01 5956724 7390284 2210696 27.07 38356 1574480 726500 7.88 615244 1431400 94660 08:15:01 5530380 7259172 2637040 32.29 57160 1835908 840112 9.12 760152 1682016 104912 08:16:01 5451428 7419512 2715992 33.25 64956 2059932 662088 7.18 692496 1813828 73772 08:17:01 5466096 7435528 2701324 33.07 67524 2058424 648084 7.03 682376 1808520 10444 Average: 5601157 7376124 2566263 31.42 56999 1882186 719196 7.80 687567 1683941 70947 08:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:01 ens3 422.18 228.60 1404.01 65.66 0.00 0.00 0.00 0.00 08:14:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 08:15:01 ens3 120.86 94.20 1175.41 20.78 0.00 0.00 0.00 0.00 08:15:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 08:16:01 ens3 504.87 513.10 2213.97 95.41 0.00 0.00 0.00 0.00 08:16:01 lo 1.37 1.37 0.19 0.19 0.00 0.00 0.00 0.00 08:17:01 ens3 11.98 12.56 9.51 6.20 0.00 0.00 0.00 0.00 08:17:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 264.97 212.11 1200.73 47.01 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 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-3372) 06/21/25 _x86_64_ (4 CPU) 08:12:51 LINUX RESTART (4 CPU) 08:13:01 CPU %user %nice %system %iowait %steal %idle 08:14:01 all 21.89 0.00 1.76 3.72 1.82 70.81 08:14:01 0 24.88 0.00 2.13 0.66 1.68 70.65 08:14:01 1 11.90 0.00 1.06 5.49 1.20 80.35 08:14:01 2 20.27 0.00 1.68 3.01 1.93 73.12 08:14:01 3 30.44 0.00 2.17 5.77 2.47 59.15 08:15:01 all 25.68 0.00 1.60 2.06 2.05 68.61 08:15:01 0 45.92 0.00 2.26 0.65 2.38 48.79 08:15:01 1 14.10 0.00 1.05 5.12 1.46 78.28 08:15:01 2 23.47 0.00 2.11 2.14 2.21 70.08 08:15:01 3 19.26 0.00 0.98 0.31 2.17 77.27 08:16:01 all 42.88 0.00 2.10 0.75 4.51 49.76 08:16:01 0 37.43 0.00 2.16 0.44 4.13 55.84 08:16:01 1 47.43 0.00 1.63 0.60 4.33 46.02 08:16:01 2 46.48 0.00 2.91 1.50 5.07 44.04 08:16:01 3 40.18 0.00 1.70 0.51 4.53 53.08 08:17:01 all 20.96 0.00 0.96 0.94 1.10 76.05 08:17:01 0 10.31 0.00 0.83 0.07 0.38 88.41 08:17:01 1 14.79 0.00 0.90 2.63 0.95 80.73 08:17:01 2 29.74 0.00 1.24 0.84 1.90 66.27 08:17:01 3 28.93 0.00 0.88 0.22 1.13 68.85 Average: all 27.87 0.00 1.61 1.87 2.37 66.29 Average: 0 29.66 0.00 1.85 0.46 2.15 65.89 Average: 1 22.07 0.00 1.16 3.46 1.99 71.33 Average: 2 30.01 0.00 1.98 1.87 2.78 63.35 Average: 3 29.71 0.00 1.43 1.70 2.57 64.58