---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9219 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 7.8G 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 508 5086 0 2380 7184 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:b4:14:76 brd ff:ff:ff:ff:ff:ff inet 10.32.7.2/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86001sec preferred_lft 86001sec inet6 fe80::f816:3eff:feb4:1476/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9219) 11/15/25 _x86_64_ (4 CPU) 11:16:59 LINUX RESTART (4 CPU) 11:17:01 tps rtps wtps bread/s bwrtn/s 11:18:01 180.20 103.27 76.94 5356.31 39608.88 11:19:01 57.41 0.22 57.19 26.66 9522.01 11:20:01 66.56 29.75 36.81 1638.26 7753.51 11:21:02 8.66 0.00 8.66 0.00 342.23 11:22:01 40.68 1.14 39.55 64.66 7983.33 11:23:01 29.01 1.70 27.31 129.16 5160.55 Average: 63.81 22.73 41.08 1205.55 11737.93 11:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:18:01 6074788 7441884 2092632 25.62 33852 1514912 676420 7.34 557824 1376432 61216 11:19:01 5795724 7403836 2371696 29.04 53364 1723236 707020 7.67 611104 1576212 103464 11:20:01 5542532 7313704 2624888 32.14 58324 1875556 792676 8.60 707680 1721236 1532 11:21:02 5518640 7297284 2648780 32.43 60304 1880168 792676 8.60 725660 1724932 2372 11:22:01 5039964 7148720 3127456 38.29 64600 2198532 916404 9.94 879064 2034600 101640 11:23:01 5230584 7374556 2936836 35.96 67152 2230880 669152 7.26 691320 2032460 24228 Average: 5533705 7329997 2633715 32.25 56266 1903881 759058 8.24 695442 1744312 49075 11:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:18:01 ens3 273.84 173.02 1037.88 60.96 0.00 0.00 0.00 0.00 11:18:01 lo 2.13 2.13 0.20 0.20 0.00 0.00 0.00 0.00 11:19:01 ens3 53.34 39.89 700.10 5.37 0.00 0.00 0.00 0.00 11:19:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:20:01 ens3 132.26 104.13 1297.23 22.68 0.00 0.00 0.00 0.00 11:20:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 11:21:02 ens3 58.44 82.54 65.09 13.29 0.00 0.00 0.00 0.00 11:21:02 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:22:01 ens3 575.89 501.61 3768.31 61.88 0.00 0.00 0.00 0.00 11:22:01 lo 0.41 0.41 0.03 0.03 0.00 0.00 0.00 0.00 11:23:01 ens3 71.34 65.84 410.25 17.12 0.00 0.00 0.00 0.00 11:23:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 193.12 160.23 1206.01 30.13 0.00 0.00 0.00 0.00 Average: lo 0.85 0.85 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9219) 11/15/25 _x86_64_ (4 CPU) 11:16:59 LINUX RESTART (4 CPU) 11:17:01 CPU %user %nice %system %iowait %steal %idle 11:18:01 all 21.46 0.00 3.42 7.09 3.56 64.46 11:18:01 0 30.29 0.00 2.67 4.04 3.46 59.53 11:18:01 1 18.67 0.00 3.84 5.40 2.90 69.20 11:18:01 2 17.52 0.00 4.69 10.31 4.38 63.11 11:18:01 3 19.39 0.00 2.52 8.60 3.50 65.98 11:19:01 all 19.23 0.00 1.21 2.50 1.52 75.54 11:19:01 0 37.92 0.00 1.73 1.23 2.09 57.03 11:19:01 1 16.76 0.00 1.35 0.13 0.81 80.94 11:19:01 2 16.26 0.00 1.28 8.52 2.09 71.84 11:19:01 3 6.04 0.00 0.46 0.05 1.08 92.37 11:20:01 all 15.89 0.00 1.01 1.74 2.30 79.06 11:20:01 0 13.67 0.00 1.21 1.54 2.00 81.58 11:20:01 1 22.04 0.00 0.98 0.75 2.20 74.04 11:20:01 2 16.12 0.00 0.84 3.40 2.78 76.86 11:20:01 3 11.71 0.00 1.03 1.24 2.24 83.78 11:21:02 all 5.44 0.00 0.36 0.04 1.01 93.14 11:21:02 0 8.89 0.00 0.33 0.00 1.16 89.62 11:21:02 1 3.62 0.00 0.18 0.00 0.58 95.61 11:21:02 2 3.12 0.00 0.38 0.17 0.60 95.73 11:21:02 3 6.10 0.00 0.58 0.00 1.68 91.64 11:22:01 all 13.34 0.00 1.48 0.35 2.12 82.72 11:22:01 0 11.83 0.00 1.33 0.25 2.11 84.47 11:22:01 1 14.16 0.00 1.70 0.42 1.83 81.89 11:22:01 2 10.12 0.00 1.33 0.69 1.54 86.32 11:22:01 3 17.23 0.00 1.53 0.03 3.00 78.20 11:23:01 all 21.74 0.00 1.14 1.10 1.45 74.57 11:23:01 0 17.20 0.00 0.73 0.17 1.39 80.51 11:23:01 1 20.37 0.00 1.04 3.11 1.56 73.91 11:23:01 2 32.52 0.00 1.35 0.96 1.53 63.64 11:23:01 3 16.89 0.00 1.46 0.15 1.28 80.22 Average: all 16.20 0.00 1.44 2.15 2.00 78.22 Average: 0 20.00 0.00 1.33 1.21 2.04 75.42 Average: 1 15.95 0.00 1.52 1.64 1.65 79.25 Average: 2 15.97 0.00 1.65 4.04 2.16 76.18 Average: 3 12.89 0.00 1.26 1.69 2.13 82.03