---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1421 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 472 5351 0 2152 7225 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:9a:1b:2f brd ff:ff:ff:ff:ff:ff inet 10.32.7.50/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86113sec preferred_lft 86113sec inet6 fe80::f816:3eff:fe9a:1b2f/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-1421) 12/22/25 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:02 tps rtps wtps bread/s bwrtn/s 12:48:01 140.47 57.45 83.02 3721.13 40571.85 12:49:01 61.10 5.56 55.53 175.67 9650.12 12:50:01 89.69 32.38 57.31 1993.53 7948.54 12:51:01 23.05 1.52 21.53 74.52 4769.07 Average: 78.31 24.09 54.23 1481.83 15630.74 12:47:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 6033364 7424352 2134056 26.13 36392 1534928 699100 7.59 576292 1394976 71996 12:49:01 5809800 7467592 2357620 28.87 56088 1765692 635248 6.89 542192 1620220 134984 12:50:01 5450652 7360840 2716768 33.26 62940 2006200 735280 7.98 772028 1740016 117084 12:51:01 5491504 7417112 2675916 32.76 64808 2019244 682340 7.40 722900 1745964 18676 Average: 5696330 7417474 2471090 30.26 55057 1831516 687992 7.47 653353 1625294 85685 12:47:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 lo 0.95 0.95 0.09 0.09 0.00 0.00 0.00 0.00 12:48:01 ens3 443.37 224.91 1200.20 66.38 0.00 0.00 0.00 0.00 12:49:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 12:49:01 ens3 80.52 54.28 716.03 14.30 0.00 0.00 0.00 0.00 12:50:01 lo 1.57 1.57 0.15 0.15 0.00 0.00 0.00 0.00 12:50:01 ens3 222.51 250.92 1252.27 44.67 0.00 0.00 0.00 0.00 12:51:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 12:51:01 ens3 53.22 62.42 27.84 605.99 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 198.88 147.81 797.41 183.31 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1421) 12/22/25 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:02 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 19.88 0.00 2.62 4.91 2.63 69.96 12:48:01 0 32.80 0.00 2.67 9.71 3.26 51.56 12:48:01 1 15.23 0.00 2.58 4.14 2.14 75.91 12:48:01 2 11.72 0.00 1.41 1.93 2.70 82.25 12:48:01 3 19.75 0.00 3.85 3.90 2.42 70.07 12:49:01 all 20.97 0.00 1.28 1.94 1.84 73.97 12:49:01 0 12.33 0.00 0.87 2.07 1.87 82.85 12:49:01 1 7.51 0.00 0.76 4.48 1.65 85.60 12:49:01 2 31.86 0.00 1.81 0.36 2.04 63.92 12:49:01 3 32.31 0.00 1.69 0.85 1.79 63.36 12:50:01 all 34.44 0.00 1.78 1.86 4.90 57.02 12:50:01 0 25.79 0.00 1.44 1.12 4.35 67.30 12:50:01 1 29.48 0.00 1.48 1.88 4.48 62.67 12:50:01 2 55.30 0.00 2.06 3.43 5.28 33.92 12:50:01 3 27.36 0.00 2.14 1.01 5.48 64.01 12:51:01 all 20.84 0.00 0.99 0.75 1.44 75.98 12:51:01 0 7.25 0.00 0.70 0.03 0.68 91.34 12:51:01 1 32.24 0.00 1.08 1.90 1.63 63.16 12:51:01 2 8.71 0.00 0.76 0.91 1.01 88.61 12:51:01 3 35.06 0.00 1.37 0.17 2.43 60.98 Average: all 24.07 0.00 1.67 2.36 2.71 69.20 Average: 0 19.52 0.00 1.42 3.21 2.55 73.30 Average: 1 21.13 0.00 1.47 3.10 2.48 71.82 Average: 2 26.96 0.00 1.51 1.66 2.76 67.10 Average: 3 28.65 0.00 2.26 1.47 3.04 64.58