---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-16221 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.9G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 578 12626 0 2834 15131 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:a2:a4:c8 brd ff:ff:ff:ff:ff:ff inet 10.30.107.227/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86043sec preferred_lft 86043sec inet6 fe80::f816:3eff:fea2:a4c8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-16221) 11/29/25 _x86_64_ (4 CPU) 07:23:19 LINUX RESTART (4 CPU) 07:24:01 tps rtps wtps bread/s bwrtn/s 07:25:01 140.58 15.78 124.80 1217.13 47011.90 07:26:01 274.35 23.76 250.59 1200.73 11870.55 07:27:01 97.22 6.73 90.49 327.22 16023.46 07:28:01 45.22 1.88 43.33 72.27 3141.33 07:29:01 42.81 2.50 40.31 93.85 4020.80 Average: 120.04 10.13 109.91 582.25 16414.04 07:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:25:01 13899232 15599980 2525736 15.38 70396 1824800 740068 4.24 624792 1673892 96728 07:26:01 11879472 13866752 4545496 27.67 88620 2079732 2459096 14.07 2429664 1856932 50880 07:27:01 11531728 13959720 4893240 29.79 98864 2496088 2046496 11.71 2589756 2016944 18028 07:28:01 10614752 13115844 5810216 35.37 101644 2559748 2825452 16.17 3479648 2038420 10440 07:29:01 12906088 15478096 3518880 21.42 105608 2625672 827604 4.74 1157188 2073924 19608 Average: 12166254 14404078 4258714 25.93 93026 2317208 1779743 10.19 2056210 1932022 39137 07:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:25:01 ens3 116.16 81.44 1141.75 17.66 0.00 0.00 0.00 0.00 07:25:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 07:26:01 ens3 355.37 321.18 3022.33 55.17 0.00 0.00 0.00 0.00 07:26:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 07:27:01 ens3 426.64 324.48 4757.28 60.19 0.00 0.00 0.00 0.00 07:27:01 lo 0.47 0.47 0.05 0.05 0.00 0.00 0.00 0.00 07:28:01 ens3 611.63 504.62 461.92 174.96 0.00 0.00 0.00 0.00 07:28:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 07:29:01 ens3 332.14 289.20 291.32 625.24 0.00 0.00 0.00 0.00 07:29:01 lo 34.99 34.99 3.16 3.16 0.00 0.00 0.00 0.00 Average: ens3 368.39 304.18 1935.06 186.64 0.00 0.00 0.00 0.00 Average: lo 7.35 7.35 0.67 0.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-16221) 11/29/25 _x86_64_ (4 CPU) 07:23:19 LINUX RESTART (4 CPU) 07:24:01 CPU %user %nice %system %iowait %steal %idle 07:25:01 all 13.45 0.00 1.09 3.56 0.04 81.87 07:25:01 0 31.86 0.00 2.22 9.17 0.07 56.68 07:25:01 1 6.86 0.00 0.55 0.38 0.02 92.19 07:25:01 2 9.25 0.00 1.02 4.10 0.05 85.58 07:25:01 3 5.89 0.00 0.53 0.62 0.03 92.93 07:26:01 all 35.16 0.00 1.86 1.20 0.08 61.71 07:26:01 0 31.77 0.00 1.40 0.63 0.08 66.11 07:26:01 1 37.07 0.00 1.96 0.45 0.08 60.44 07:26:01 2 37.89 0.00 2.51 3.16 0.08 56.36 07:26:01 3 33.92 0.00 1.58 0.55 0.07 63.89 07:27:01 all 61.99 0.00 2.08 0.73 0.09 35.12 07:27:01 0 57.18 0.00 1.95 1.34 0.07 39.46 07:27:01 1 64.32 0.00 2.08 0.18 0.08 33.33 07:27:01 2 59.92 0.00 2.54 1.05 0.10 36.38 07:27:01 3 66.57 0.00 1.71 0.34 0.08 31.31 07:28:01 all 63.00 0.00 2.33 0.14 0.10 34.44 07:28:01 0 57.59 0.00 2.11 0.17 0.12 40.02 07:28:01 1 59.38 0.00 1.89 0.15 0.10 38.48 07:28:01 2 74.45 0.00 3.09 0.05 0.08 22.33 07:28:01 3 60.53 0.00 2.27 0.20 0.10 36.90 07:29:01 all 25.49 0.00 1.88 1.01 0.05 71.56 07:29:01 0 22.90 0.00 1.96 2.23 0.07 72.85 07:29:01 1 23.54 0.00 1.72 0.13 0.05 74.55 07:29:01 2 40.77 0.00 1.97 0.27 0.07 56.92 07:29:01 3 14.74 0.00 1.87 1.40 0.05 81.94 Average: all 39.78 0.00 1.85 1.33 0.07 56.98 Average: 0 40.24 0.00 1.93 2.71 0.08 55.04 Average: 1 38.18 0.00 1.64 0.26 0.07 59.86 Average: 2 44.44 0.00 2.23 1.73 0.08 51.53 Average: 3 36.26 0.00 1.59 0.62 0.07 61.46