---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3510 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: 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 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 612 12780 0 2646 15106 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:66:05:c9 brd ff:ff:ff:ff:ff:ff inet 10.30.107.81/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86114sec preferred_lft 86114sec inet6 fe80::f816:3eff:fe66:5c9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3510) 10/18/25 _x86_64_ (4 CPU) 13:26:24 LINUX RESTART (4 CPU) 13:27:01 tps rtps wtps bread/s bwrtn/s 13:28:01 199.85 34.44 165.41 1824.33 37573.34 13:29:01 45.43 9.52 35.91 791.73 3879.75 13:30:01 10.73 1.17 9.57 148.91 4492.05 13:31:01 35.54 1.98 33.56 138.75 10581.27 Average: 72.89 11.78 61.11 725.95 14132.43 13:27:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:28:01 13066296 14982620 3358672 20.45 76328 2027588 1322156 7.57 1264624 1854032 98696 13:29:01 11682584 13635632 4742384 28.87 77316 2062368 2513652 14.39 2689372 1806748 3040 13:30:01 12832624 15180316 3592344 21.87 79076 2448616 1212196 6.94 1247884 2087960 259888 13:31:01 13070708 15449560 3354260 20.42 82540 2475912 842104 4.82 1027768 2071920 24516 Average: 12663053 14812032 3761915 22.90 78815 2253621 1472527 8.43 1557412 1955165 96535 13:27:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:28:01 ens3 443.17 333.72 4184.53 63.24 0.00 0.00 0.00 0.00 13:28:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 13:29:01 ens3 337.43 194.18 182.83 68.56 0.00 0.00 0.00 0.00 13:29:01 lo 22.06 22.06 10.19 10.19 0.00 0.00 0.00 0.00 13:30:01 ens3 695.03 450.66 2830.05 118.61 0.00 0.00 0.00 0.00 13:30:01 lo 45.93 45.93 20.95 20.95 0.00 0.00 0.00 0.00 13:31:01 ens3 373.34 186.99 304.15 94.71 0.00 0.00 0.00 0.00 13:31:01 lo 0.93 0.93 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 462.24 291.39 1875.42 86.28 0.00 0.00 0.00 0.00 Average: lo 17.40 17.40 7.83 7.83 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3510) 10/18/25 _x86_64_ (4 CPU) 13:26:24 LINUX RESTART (4 CPU) 13:27:01 CPU %user %nice %system %iowait %steal %idle 13:28:01 all 31.90 0.00 2.01 1.84 0.08 64.16 13:28:01 0 27.60 0.00 2.46 0.79 0.08 69.06 13:28:01 1 22.19 0.00 1.72 4.18 0.07 71.84 13:28:01 2 50.53 0.00 2.83 1.94 0.10 44.60 13:28:01 3 27.29 0.00 1.07 0.43 0.07 71.14 13:29:01 all 75.45 0.00 1.53 0.18 0.12 22.72 13:29:01 0 63.91 0.00 1.59 0.07 0.12 34.31 13:29:01 1 81.65 0.00 1.59 0.07 0.12 16.57 13:29:01 2 83.38 0.00 1.42 0.23 0.13 14.83 13:29:01 3 72.81 0.00 1.47 0.37 0.13 25.22 13:30:01 all 52.20 0.00 2.38 0.04 0.12 45.26 13:30:01 0 52.66 0.00 2.54 0.05 0.12 44.63 13:30:01 1 55.66 0.00 2.07 0.03 0.12 42.12 13:30:01 2 48.48 0.00 2.48 0.02 0.10 48.93 13:30:01 3 52.01 0.00 2.47 0.07 0.12 45.33 13:31:01 all 37.57 0.00 1.50 0.34 0.07 60.52 13:31:01 0 24.32 0.00 1.23 0.03 0.07 74.34 13:31:01 1 33.38 0.00 0.94 0.28 0.07 65.34 13:31:01 2 60.50 0.00 1.95 0.17 0.10 37.28 13:31:01 3 32.06 0.00 1.87 0.85 0.07 65.15 Average: all 49.27 0.00 1.86 0.60 0.10 48.17 Average: 0 42.11 0.00 1.96 0.23 0.10 55.61 Average: 1 48.20 0.00 1.58 1.14 0.09 48.99 Average: 2 60.71 0.00 2.17 0.59 0.11 36.42 Average: 3 46.05 0.00 1.72 0.43 0.10 51.70