---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-45979 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 672K 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 560 12845 0 2634 15158 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:10:ca:b7 brd ff:ff:ff:ff:ff:ff inet 10.30.106.245/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86105sec preferred_lft 86105sec inet6 fe80::f816:3eff:fe10:cab7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-45979) 09/15/25 _x86_64_ (4 CPU) 13:26:19 LINUX RESTART (4 CPU) 13:27:01 tps rtps wtps bread/s bwrtn/s 13:28:01 160.29 33.89 126.40 1801.03 30493.05 13:29:01 72.15 10.01 62.14 806.40 10290.15 13:30:01 9.37 0.47 8.90 9.33 2375.07 13:31:01 32.74 2.65 30.09 278.09 12263.96 Average: 68.64 11.76 56.88 723.71 13855.56 13:27:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:28:01 13596576 15357188 2828384 17.22 73328 1879096 962208 5.51 878164 1715404 134420 13:29:01 11630624 13580460 4794336 29.19 77260 2059112 2646708 15.15 2736412 1807848 3576 13:30:01 13022584 15292916 3402376 20.71 79024 2372420 998372 5.71 1121972 2023620 255476 13:31:01 13197372 15563108 3227588 19.65 82208 2463304 737192 4.22 902168 2068432 26068 Average: 12861789 14948418 3563171 21.69 77955 2193483 1336120 7.65 1409679 1903826 104885 13:27:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:28:01 lo 0.73 0.73 0.08 0.08 0.00 0.00 0.00 0.00 13:28:01 ens3 179.42 157.39 1766.38 36.28 0.00 0.00 0.00 0.00 13:29:01 lo 15.93 15.93 5.93 5.93 0.00 0.00 0.00 0.00 13:29:01 ens3 383.17 267.06 2484.58 53.43 0.00 0.00 0.00 0.00 13:30:01 lo 52.27 52.27 25.24 25.24 0.00 0.00 0.00 0.00 13:30:01 ens3 802.68 455.56 1741.39 171.91 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 13:31:01 ens3 262.02 201.00 1322.78 85.82 0.00 0.00 0.00 0.00 Average: lo 17.47 17.47 7.84 7.84 0.00 0.00 0.00 0.00 Average: ens3 406.82 270.25 1828.78 86.86 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-45979) 09/15/25 _x86_64_ (4 CPU) 13:26:19 LINUX RESTART (4 CPU) 13:27:01 CPU %user %nice %system %iowait %steal %idle 13:28:01 all 24.05 0.00 1.59 3.50 0.09 70.76 13:28:01 0 11.26 0.00 1.30 5.08 0.07 82.29 13:28:01 1 18.97 0.00 1.24 1.24 0.12 78.43 13:28:01 2 19.93 0.00 1.12 4.87 0.07 74.02 13:28:01 3 46.08 0.00 2.73 2.81 0.12 48.27 13:29:01 all 70.35 0.00 1.67 0.29 0.13 27.56 13:29:01 0 68.21 0.00 1.90 0.50 0.13 29.25 13:29:01 1 77.87 0.00 0.98 0.17 0.12 20.86 13:29:01 2 75.78 0.00 1.35 0.18 0.13 22.55 13:29:01 3 59.57 0.00 2.42 0.30 0.13 37.58 13:30:01 all 55.35 0.00 2.04 0.04 0.13 42.43 13:30:01 0 54.50 0.00 1.69 0.00 0.13 43.67 13:30:01 1 52.51 0.00 2.12 0.02 0.12 45.24 13:30:01 2 59.56 0.00 1.95 0.10 0.13 38.26 13:30:01 3 54.83 0.00 2.41 0.07 0.15 42.54 13:31:01 all 33.00 0.00 1.49 0.48 0.07 64.96 13:31:01 0 33.27 0.00 1.54 0.08 0.07 65.05 13:31:01 1 46.82 0.00 1.97 0.22 0.08 50.91 13:31:01 2 26.30 0.00 1.15 0.05 0.07 72.43 13:31:01 3 25.63 0.00 1.32 1.54 0.08 71.43 Average: all 45.69 0.00 1.70 1.08 0.11 51.43 Average: 0 41.82 0.00 1.61 1.42 0.10 55.06 Average: 1 49.07 0.00 1.58 0.41 0.11 48.84 Average: 2 45.35 0.00 1.39 1.30 0.10 51.85 Average: 3 46.52 0.00 2.22 1.18 0.12 49.96