---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-850 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 8.8G 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 624 12789 0 2625 15092 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:ca:98:18 brd ff:ff:ff:ff:ff:ff inet 10.30.106.82/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86110sec preferred_lft 86110sec inet6 fe80::f816:3eff:feca:9818/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-850) 12/22/25 _x86_64_ (4 CPU) 18:48:31 LINUX RESTART (4 CPU) 18:49:01 tps rtps wtps bread/s bwrtn/s 18:50:01 151.76 16.06 135.69 1226.73 52360.74 18:51:01 121.30 21.53 99.77 1194.20 13174.07 18:52:01 17.16 4.98 12.18 155.71 2114.58 18:53:01 42.29 3.32 38.98 122.11 12066.92 Average: 83.13 11.47 71.65 674.69 19929.08 18:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:01 13921036 15608820 2503932 15.24 71040 1811192 716356 4.10 616300 1662316 139200 18:51:01 12623540 14635140 3801428 23.14 85568 2107924 1631692 9.34 1653524 1893704 53908 18:52:01 12252040 14275112 4172928 25.41 85968 2118396 2022388 11.57 2075412 1841096 2312 18:53:01 13123516 15478780 3301452 20.10 89732 2443272 817660 4.68 1006428 2033760 25444 Average: 12980033 14999463 3444935 20.97 83077 2120196 1297024 7.42 1337916 1857719 55216 18:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:01 ens3 119.36 93.23 1177.93 22.97 0.00 0.00 0.00 0.00 18:50:01 lo 1.00 1.00 0.12 0.12 0.00 0.00 0.00 0.00 18:51:01 ens3 443.81 364.04 3376.40 75.95 0.00 0.00 0.00 0.00 18:51:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 18:52:01 ens3 323.95 163.12 98.25 68.50 0.00 0.00 0.00 0.00 18:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:53:01 ens3 348.59 253.81 593.01 1257.93 0.00 0.00 0.00 0.00 18:53:01 lo 1.87 1.87 0.18 0.18 0.00 0.00 0.00 0.00 Average: ens3 308.93 218.55 1311.40 356.34 0.00 0.00 0.00 0.00 Average: lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-850) 12/22/25 _x86_64_ (4 CPU) 18:48:31 LINUX RESTART (4 CPU) 18:49:01 CPU %user %nice %system %iowait %steal %idle 18:50:01 all 16.04 0.00 1.20 3.60 0.05 79.11 18:50:01 0 11.37 0.00 1.07 1.50 0.05 86.01 18:50:01 1 2.82 0.00 0.62 6.12 0.03 90.40 18:50:01 2 33.30 0.00 2.27 2.12 0.08 62.23 18:50:01 3 16.58 0.00 0.84 4.68 0.03 77.87 18:51:01 all 33.27 0.00 1.60 0.40 0.07 64.66 18:51:01 0 34.22 0.00 2.95 1.22 0.08 61.54 18:51:01 1 28.05 0.00 1.39 0.35 0.07 70.15 18:51:01 2 36.77 0.00 1.29 0.00 0.08 61.86 18:51:01 3 34.02 0.00 0.79 0.02 0.07 65.11 18:52:01 all 74.35 0.00 2.29 0.07 0.10 23.19 18:52:01 0 72.72 0.00 2.23 0.12 0.08 24.85 18:52:01 1 78.79 0.00 1.99 0.05 0.10 19.07 18:52:01 2 67.31 0.00 2.56 0.07 0.10 29.96 18:52:01 3 78.58 0.00 2.36 0.05 0.10 18.91 18:53:01 all 36.54 0.00 2.17 0.46 0.06 60.77 18:53:01 0 40.89 0.00 2.35 0.18 0.08 56.49 18:53:01 1 51.97 0.00 1.97 0.25 0.07 45.74 18:53:01 2 29.78 0.00 2.43 0.49 0.07 67.24 18:53:01 3 23.53 0.00 1.92 0.89 0.03 73.62 Average: all 40.03 0.00 1.81 1.13 0.07 56.95 Average: 0 39.75 0.00 2.15 0.76 0.08 57.27 Average: 1 40.42 0.00 1.49 1.69 0.07 56.32 Average: 2 41.79 0.00 2.14 0.67 0.08 55.32 Average: 3 38.17 0.00 1.48 1.41 0.06 58.89