---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14002 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 9.2G 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 590 12324 0 3124 15119 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:75:51:80 brd ff:ff:ff:ff:ff:ff inet 10.30.107.100/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86035sec preferred_lft 86035sec inet6 fe80::f816:3eff:fe75:5180/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-14002) 11/20/25 _x86_64_ (4 CPU) 07:49:20 LINUX RESTART (4 CPU) 07:50:01 tps rtps wtps bread/s bwrtn/s 07:51:01 182.22 33.96 148.26 1809.97 45039.83 07:52:01 71.10 13.25 57.86 768.14 8469.26 07:53:01 24.48 1.15 23.33 30.00 12815.86 07:54:01 13.83 0.67 13.16 23.73 4486.59 07:55:01 35.23 3.43 31.79 367.81 15290.78 Average: 65.37 10.49 54.88 599.93 17220.46 07:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:51:01 13522032 15335692 2902928 17.67 74544 1929676 935676 5.35 904508 1762792 103332 07:52:01 12104400 14093164 4320560 26.30 79244 2094456 2086108 11.94 2231792 1838464 13260 07:53:01 11605200 13957996 4819760 29.34 80528 2451280 2205436 12.62 2380316 2176516 776 07:54:01 12513344 15204888 3911616 23.82 83500 2779888 1123316 6.43 1264396 2373608 290020 07:55:01 12567952 15424696 3857008 23.48 86976 2937632 847232 4.85 1098128 2480604 28772 Average: 12462586 14803287 3962374 24.12 80958 2438586 1439554 8.24 1575828 2126397 87232 07:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:51:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 07:51:01 ens3 254.32 200.43 2534.97 38.32 0.00 0.00 0.00 0.00 07:52:01 lo 0.37 0.37 0.03 0.03 0.00 0.00 0.00 0.00 07:52:01 ens3 408.02 324.88 2187.54 86.35 0.00 0.00 0.00 0.00 07:53:01 lo 24.55 24.55 4.91 4.91 0.00 0.00 0.00 0.00 07:53:01 ens3 1044.63 632.98 695.04 302.08 0.00 0.00 0.00 0.00 07:54:01 lo 12.65 12.65 2.01 2.01 0.00 0.00 0.00 0.00 07:54:01 ens3 1122.41 729.58 1129.24 266.56 0.00 0.00 0.00 0.00 07:55:01 lo 0.53 0.53 0.07 0.07 0.00 0.00 0.00 0.00 07:55:01 ens3 779.60 582.07 2342.75 243.84 0.00 0.00 0.00 0.00 Average: lo 7.75 7.75 1.42 1.42 0.00 0.00 0.00 0.00 Average: ens3 721.80 493.99 1777.91 187.43 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-14002) 11/20/25 _x86_64_ (4 CPU) 07:49:20 LINUX RESTART (4 CPU) 07:50:01 CPU %user %nice %system %iowait %steal %idle 07:51:01 all 23.04 0.00 1.64 5.55 0.08 69.69 07:51:01 0 18.84 0.00 1.46 0.56 0.08 79.06 07:51:01 1 42.05 0.00 3.07 5.50 0.08 49.30 07:51:01 2 11.34 0.00 0.76 11.58 0.05 76.27 07:51:01 3 19.85 0.00 1.25 4.56 0.07 74.27 07:52:01 all 60.72 0.00 1.77 0.26 0.09 37.16 07:52:01 0 62.58 0.00 1.39 0.07 0.08 35.88 07:52:01 1 56.38 0.00 2.15 0.19 0.08 41.19 07:52:01 2 63.25 0.00 2.13 0.75 0.10 33.77 07:52:01 3 60.64 0.00 1.46 0.05 0.08 37.77 07:53:01 all 35.01 0.00 1.75 0.36 0.05 62.82 07:53:01 0 34.27 0.00 1.32 0.02 0.07 64.33 07:53:01 1 30.53 0.00 1.80 0.07 0.05 67.55 07:53:01 2 38.93 0.00 2.03 1.34 0.05 57.66 07:53:01 3 36.34 0.00 1.83 0.02 0.05 61.76 07:54:01 all 67.30 0.00 2.80 0.11 0.10 29.69 07:54:01 0 73.76 0.00 2.29 0.05 0.08 23.81 07:54:01 1 66.19 0.00 2.01 0.05 0.10 31.66 07:54:01 2 64.03 0.00 3.15 0.32 0.08 32.42 07:54:01 3 65.21 0.00 3.77 0.02 0.10 30.90 07:55:01 all 45.90 0.00 1.71 0.38 0.07 51.94 07:55:01 0 46.29 0.00 2.06 0.95 0.08 50.62 07:55:01 1 36.54 0.00 1.51 0.38 0.07 61.49 07:55:01 2 49.61 0.00 1.74 0.03 0.08 48.54 07:55:01 3 51.17 0.00 1.54 0.20 0.07 47.02 Average: all 46.43 0.00 1.94 1.33 0.08 50.24 Average: 0 47.17 0.00 1.70 0.33 0.08 50.71 Average: 1 46.32 0.00 2.11 1.23 0.08 50.26 Average: 2 45.50 0.00 1.96 2.79 0.07 49.68 Average: 3 46.71 0.00 1.97 0.96 0.07 50.28