---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4249 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 7.6G 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 469 5254 0 2251 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:62:4f:d7 brd ff:ff:ff:ff:ff:ff inet 10.32.7.158/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86094sec preferred_lft 86094sec inet6 fe80::f816:3eff:fe62:4fd7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4249) 06/25/26 _x86_64_ (4 CPU) 12:46:56 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 159.02 76.97 82.05 4807.20 40085.07 12:49:01 59.71 0.18 59.53 21.99 10718.03 12:50:01 107.10 38.59 68.51 2184.84 9021.43 12:51:01 27.35 3.52 23.83 134.78 5438.16 Average: 88.29 29.81 58.48 1787.13 16315.44 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 6062980 7448836 2104440 25.77 36088 1530608 684508 7.43 551144 1393080 67184 12:49:01 5782476 7489968 2384944 29.20 57184 1812256 611692 6.64 511808 1674428 145348 12:50:01 5277264 7158336 2890156 35.39 65196 1972072 911716 9.89 920904 1756776 4552 12:51:01 5396008 7416220 2771412 33.93 68400 2105980 661988 7.18 728160 1826368 17856 Average: 5629682 7378340 2537738 31.07 56717 1855229 717476 7.79 678004 1662663 58735 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 439.96 233.29 1240.57 66.90 0.00 0.00 0.00 0.00 12:48:01 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 12:49:01 ens3 59.01 49.07 676.03 5.44 0.00 0.00 0.00 0.00 12:49:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 12:50:01 ens3 333.73 353.74 1492.55 65.71 0.00 0.00 0.00 0.00 12:50:01 lo 1.50 1.50 0.15 0.15 0.00 0.00 0.00 0.00 12:51:01 ens3 162.86 144.49 296.92 626.99 0.00 0.00 0.00 0.00 12:51:01 lo 1.20 1.20 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 248.88 195.14 926.51 191.26 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4249) 06/25/26 _x86_64_ (4 CPU) 12:46:56 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 20.93 0.00 2.81 5.05 1.04 70.17 12:48:01 0 23.70 0.00 1.53 2.34 1.22 71.21 12:48:01 1 14.01 0.00 5.21 7.25 0.78 72.75 12:48:01 2 13.76 0.00 1.95 8.37 1.04 74.89 12:48:01 3 32.26 0.00 2.54 2.25 1.12 61.82 12:49:01 all 20.80 0.00 1.21 1.52 0.76 75.70 12:49:01 0 0.97 0.00 0.10 0.00 0.23 98.70 12:49:01 1 27.15 0.00 1.22 0.97 0.80 69.86 12:49:01 2 15.51 0.00 1.30 4.94 0.57 77.69 12:49:01 3 39.53 0.00 2.23 0.18 1.45 56.61 12:50:01 all 46.39 0.00 2.75 2.19 2.95 45.72 12:50:01 0 41.38 0.00 3.09 2.36 2.94 50.23 12:50:01 1 46.94 0.00 1.74 0.38 2.65 48.29 12:50:01 2 50.38 0.00 2.83 3.65 2.92 40.22 12:50:01 3 46.87 0.00 3.36 2.38 3.29 44.11 12:51:01 all 21.41 0.00 1.28 0.62 0.85 75.84 12:51:01 0 39.11 0.00 1.69 0.07 1.25 57.88 12:51:01 1 33.77 0.00 1.55 1.73 1.12 61.84 12:51:01 2 7.51 0.00 0.95 0.07 0.63 90.84 12:51:01 3 5.24 0.00 0.92 0.62 0.40 92.82 Average: all 27.40 0.00 2.01 2.34 1.40 66.84 Average: 0 26.31 0.00 1.60 1.19 1.41 69.48 Average: 1 30.50 0.00 2.43 2.58 1.34 63.16 Average: 2 21.79 0.00 1.76 4.25 1.29 70.91 Average: 3 30.99 0.00 2.26 1.36 1.57 63.82