---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-385 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 467 5174 0 2333 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:5f:5c:fc brd ff:ff:ff:ff:ff:ff inet 10.32.7.111/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86022sec preferred_lft 86022sec inet6 fe80::f816:3eff:fe5f:5cfc/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-385) 12/13/25 _x86_64_ (4 CPU) 03:47:57 LINUX RESTART (4 CPU) 03:48:01 tps rtps wtps bread/s bwrtn/s 03:49:02 168.61 88.65 79.95 4981.97 40031.34 03:50:01 58.19 3.32 54.87 98.80 8980.79 03:51:01 43.59 9.28 34.31 168.64 7450.62 03:52:01 11.00 1.28 9.71 24.93 361.21 03:53:01 50.49 0.40 50.09 14.13 8954.11 03:54:01 24.64 0.67 23.98 76.37 4681.77 Average: 59.42 17.30 42.12 896.26 11750.33 03:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:49:02 6040164 7426288 2127256 26.05 36120 1530732 690912 7.50 573860 1392820 70204 03:50:01 5856744 7496228 2310676 28.29 55856 1748256 610720 6.63 509168 1609332 123192 03:51:01 5495636 7224604 2671784 32.71 58860 1832576 892888 9.69 796860 1676968 1552 03:52:01 5482056 7219204 2685364 32.88 60748 1837636 900944 9.78 804012 1680464 1388 03:53:01 5274584 7365816 2892836 35.42 65820 2179228 712576 7.73 674292 2003280 110096 03:54:01 5286440 7383048 2880980 35.27 68136 2181736 699396 7.59 663496 2001092 8736 Average: 5572604 7352531 2594816 31.77 57590 1885027 751239 8.15 670281 1727326 52528 03:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:49:02 ens3 375.52 210.08 1197.72 64.10 0.00 0.00 0.00 0.00 03:49:02 lo 1.55 1.55 0.14 0.14 0.00 0.00 0.00 0.00 03:50:01 ens3 42.83 35.22 562.45 5.07 0.00 0.00 0.00 0.00 03:50:01 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 03:51:01 ens3 124.06 111.33 1310.39 20.60 0.00 0.00 0.00 0.00 03:51:01 lo 1.30 1.30 0.12 0.12 0.00 0.00 0.00 0.00 03:52:01 ens3 63.13 85.70 66.09 17.84 0.00 0.00 0.00 0.00 03:52:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 03:53:01 ens3 667.62 576.09 4053.48 86.53 0.00 0.00 0.00 0.00 03:53:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 03:54:01 ens3 12.13 12.43 10.54 6.00 0.00 0.00 0.00 0.00 03:54:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 214.67 172.17 1201.79 33.43 0.00 0.00 0.00 0.00 Average: lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-385) 12/13/25 _x86_64_ (4 CPU) 03:47:57 LINUX RESTART (4 CPU) 03:48:01 CPU %user %nice %system %iowait %steal %idle 03:49:02 all 20.89 0.00 2.99 6.19 2.79 67.14 03:49:02 0 23.43 0.00 2.43 6.81 2.87 64.45 03:49:02 1 14.28 0.00 4.29 6.85 2.15 72.43 03:49:02 2 14.01 0.00 2.90 4.23 3.13 75.73 03:49:02 3 31.89 0.00 2.37 6.88 3.00 55.86 03:50:01 all 19.77 0.00 1.29 2.30 1.60 75.03 03:50:01 0 28.55 0.00 2.03 1.06 2.33 66.02 03:50:01 1 1.28 0.00 0.22 0.76 0.41 97.33 03:50:01 2 8.15 0.00 0.77 0.22 1.46 89.40 03:50:01 3 41.10 0.00 2.13 7.21 2.21 47.35 03:51:01 all 14.52 0.00 0.81 0.65 2.60 81.42 03:51:01 0 15.87 0.00 1.21 0.48 2.43 80.02 03:51:01 1 11.34 0.00 0.55 1.24 1.92 84.94 03:51:01 2 10.39 0.00 0.68 0.30 2.54 86.10 03:51:01 3 20.44 0.00 0.82 0.54 3.51 74.68 03:52:01 all 4.48 0.00 0.36 0.10 1.13 93.93 03:52:01 0 6.98 0.00 0.40 0.28 1.16 91.18 03:52:01 1 1.84 0.00 0.30 0.05 0.63 97.18 03:52:01 2 6.09 0.00 0.66 0.05 1.39 91.81 03:52:01 3 3.04 0.00 0.07 0.03 1.34 95.53 03:53:01 all 18.18 0.00 1.53 0.89 2.80 76.60 03:53:01 0 14.62 0.00 1.84 1.76 2.63 79.14 03:53:01 1 15.47 0.00 1.19 1.37 2.25 79.72 03:53:01 2 17.39 0.00 1.26 0.08 2.69 78.57 03:53:01 3 25.26 0.00 1.86 0.35 3.58 68.96 03:54:01 all 20.29 0.00 0.90 1.06 1.36 76.39 03:54:01 0 20.96 0.00 1.04 2.12 1.67 74.21 03:54:01 1 10.50 0.00 0.94 1.36 1.09 86.11 03:54:01 2 26.71 0.00 0.78 0.36 1.57 70.57 03:54:01 3 22.99 0.00 0.81 0.42 1.13 74.65 Average: all 16.35 0.00 1.32 1.87 2.05 78.42 Average: 0 18.38 0.00 1.49 2.09 2.18 75.85 Average: 1 9.15 0.00 1.25 1.94 1.41 86.24 Average: 2 13.81 0.00 1.18 0.88 2.14 82.00 Average: 3 24.05 0.00 1.34 2.55 2.46 69.59