---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2886 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 608 12790 0 2641 15107 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:07:a3:b8 brd ff:ff:ff:ff:ff:ff inet 10.30.107.73/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86117sec preferred_lft 86117sec inet6 fe80::f816:3eff:fe07:a3b8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2886) 01/25/26 _x86_64_ (4 CPU) 18:48:20 LINUX RESTART (4 CPU) 18:49:02 tps rtps wtps bread/s bwrtn/s 18:50:01 157.45 29.03 128.42 1720.93 49403.29 18:51:01 109.15 11.40 97.75 808.26 12496.10 18:52:01 18.84 2.95 15.89 82.11 2626.99 18:53:01 47.09 2.73 44.36 109.58 12003.73 Average: 82.82 11.45 71.37 675.85 19004.94 18:49:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:01 13720144 15433800 2704824 16.47 75636 1830888 956520 5.47 799460 1675292 106056 18:51:01 12145788 14187960 4279180 26.05 88304 2133696 2371608 13.57 2144328 1876688 52084 18:52:01 12157480 14229592 4267488 25.98 89244 2161752 2018192 11.55 2131552 1874568 5712 18:53:01 13129148 15501784 3295820 20.07 93152 2454948 798796 4.57 1016492 2015760 11592 Average: 12788140 14838284 3636828 22.14 86584 2145321 1536279 8.79 1522958 1860577 43861 18:49:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:01 ens3 163.04 149.50 1205.27 42.45 0.00 0.00 0.00 0.00 18:50:01 lo 0.68 0.68 0.08 0.08 0.00 0.00 0.00 0.00 18:51:01 ens3 455.65 340.74 3665.40 71.17 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 451.32 250.40 411.18 111.30 0.00 0.00 0.00 0.00 18:52:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 18:53:01 ens3 112.13 105.17 71.48 1223.34 0.00 0.00 0.00 0.00 18:53:01 lo 2.07 2.07 0.20 0.20 0.00 0.00 0.00 0.00 Average: ens3 296.10 211.72 1338.95 363.38 0.00 0.00 0.00 0.00 Average: lo 0.79 0.79 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-2886) 01/25/26 _x86_64_ (4 CPU) 18:48:20 LINUX RESTART (4 CPU) 18:49:02 CPU %user %nice %system %iowait %steal %idle 18:50:01 all 16.23 0.00 1.48 3.33 0.09 78.88 18:50:01 0 30.90 0.00 2.12 3.42 0.08 63.47 18:50:01 1 6.03 0.00 1.38 3.98 0.07 88.55 18:50:01 2 6.60 0.00 0.61 0.58 0.09 92.12 18:50:01 3 21.34 0.00 1.82 5.34 0.09 71.41 18:51:01 all 52.99 0.00 2.42 1.03 0.11 43.45 18:51:01 0 56.14 0.00 2.72 0.33 0.12 40.69 18:51:01 1 65.19 0.00 2.53 0.23 0.12 31.93 18:51:01 2 36.67 0.00 2.29 1.59 0.10 59.36 18:51:01 3 54.01 0.00 2.14 1.92 0.10 41.82 18:52:01 all 71.76 0.00 2.15 0.04 0.12 25.93 18:52:01 0 70.14 0.00 2.54 0.03 0.12 27.17 18:52:01 1 74.12 0.00 2.02 0.03 0.12 23.71 18:52:01 2 69.33 0.00 1.87 0.05 0.12 28.63 18:52:01 3 73.45 0.00 2.16 0.07 0.13 24.19 18:53:01 all 21.31 0.00 1.69 1.07 0.07 75.86 18:53:01 0 19.74 0.00 1.52 0.07 0.03 78.64 18:53:01 1 13.25 0.00 0.87 0.90 0.08 84.89 18:53:01 2 42.77 0.00 2.45 0.60 0.07 54.12 18:53:01 3 9.40 0.00 1.97 2.70 0.07 85.86 Average: all 40.67 0.00 1.94 1.36 0.09 55.93 Average: 0 44.27 0.00 2.23 0.95 0.09 52.46 Average: 1 39.80 0.00 1.70 1.28 0.10 57.13 Average: 2 39.02 0.00 1.81 0.70 0.09 58.37 Average: 3 39.62 0.00 2.02 2.50 0.10 55.77