---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-811 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 7.8G 12G 41% / 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 5056 0 2450 7223 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:a3:64:ca brd ff:ff:ff:ff:ff:ff inet 10.32.7.213/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86128sec preferred_lft 86128sec inet6 fe80::f816:3eff:fea3:64ca/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-811) 04/18/26 _x86_64_ (4 CPU) 08:12:51 LINUX RESTART (4 CPU) 08:13:02 tps rtps wtps bread/s bwrtn/s 08:14:01 138.74 55.28 83.46 3637.08 40122.98 08:15:01 85.77 29.81 55.96 1639.85 17344.09 08:16:01 79.05 9.82 69.24 664.96 8622.56 08:17:01 26.87 0.68 26.19 77.71 3689.70 Average: 82.37 23.76 58.61 1495.93 17349.39 08:13:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:01 5913836 7378844 2253584 27.59 39624 1603668 737896 8.01 633064 1453680 114652 08:15:01 5320920 7294940 2846500 34.85 58032 2076348 803124 8.71 742260 1901420 101628 08:16:01 5254720 7458720 2912700 35.66 65544 2291512 619612 6.72 652128 2044560 75024 08:17:01 5209644 7424524 2957776 36.21 68172 2299340 651336 7.07 692876 2046448 10344 Average: 5424780 7389257 2742640 33.58 57843 2067717 702992 7.63 680082 1861527 75412 08:13:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:01 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 08:14:01 ens3 436.01 221.17 1468.30 65.63 0.00 0.00 0.00 0.00 08:15:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 08:15:01 ens3 253.32 176.61 5028.81 28.25 0.00 0.00 0.00 0.00 08:16:01 lo 1.32 1.32 0.18 0.18 0.00 0.00 0.00 0.00 08:16:01 ens3 440.36 466.31 2187.47 79.40 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 08:17:01 ens3 12.21 12.40 9.45 6.17 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 284.83 219.10 2176.49 44.77 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-811) 04/18/26 _x86_64_ (4 CPU) 08:12:51 LINUX RESTART (4 CPU) 08:13:02 CPU %user %nice %system %iowait %steal %idle 08:14:01 all 22.52 0.00 1.85 3.96 1.04 70.62 08:14:01 0 13.29 0.00 0.78 1.03 0.78 84.12 08:14:01 1 14.57 0.00 2.01 3.06 0.94 79.43 08:14:01 2 23.89 0.00 2.28 6.88 1.33 65.62 08:14:01 3 38.27 0.00 2.35 4.90 1.14 53.35 08:15:01 all 26.94 0.00 1.80 1.72 1.34 68.20 08:15:01 0 20.04 0.00 1.03 0.22 1.39 77.33 08:15:01 1 27.41 0.00 1.50 1.43 1.26 68.39 08:15:01 2 23.13 0.00 2.42 4.72 1.30 68.43 08:15:01 3 37.24 0.00 2.21 0.50 1.43 58.62 08:16:01 all 43.38 0.00 2.15 1.30 2.95 50.22 08:16:01 0 32.51 0.00 1.83 0.43 2.71 62.52 08:16:01 1 51.78 0.00 2.58 2.74 3.18 39.72 08:16:01 2 46.14 0.00 2.89 1.73 3.12 46.12 08:16:01 3 43.08 0.00 1.33 0.30 2.78 52.51 08:17:01 all 20.46 0.00 0.90 1.07 0.99 76.58 08:17:01 0 15.22 0.00 0.85 0.12 0.90 82.92 08:17:01 1 6.37 0.00 0.61 1.21 0.70 91.11 08:17:01 2 0.53 0.00 0.40 2.57 0.60 95.90 08:17:01 3 59.84 0.00 1.76 0.37 1.78 36.25 Average: all 28.36 0.00 1.68 2.00 1.58 66.38 Average: 0 20.30 0.00 1.12 0.45 1.45 76.68 Average: 1 25.08 0.00 1.67 2.11 1.52 69.62 Average: 2 23.41 0.00 1.99 3.95 1.59 69.05 Average: 3 44.64 0.00 1.91 1.50 1.78 50.17