---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-31714 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 672K 1.6G 1% /run /dev/vda1 78G 9.4G 68G 13% / 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 549 12197 0 3293 15160 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:1b:a2:f1 brd ff:ff:ff:ff:ff:ff inet 10.30.106.238/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86095sec preferred_lft 86095sec inet6 fe80::f816:3eff:fe1b:a2f1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-31714) 07/30/25 _x86_64_ (4 CPU) 07:11:49 LINUX RESTART (4 CPU) 07:12:01 tps rtps wtps bread/s bwrtn/s 07:13:02 384.54 54.43 330.11 3623.46 67397.80 07:14:01 126.59 17.83 108.76 683.14 18518.76 07:15:01 51.87 3.08 48.79 98.52 5370.44 07:16:01 148.89 3.00 145.89 106.52 17515.61 Average: 178.20 19.59 158.60 1129.87 27238.65 07:12:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:13:02 13896176 15541080 2528792 15.40 65512 1778536 815264 4.67 676252 1633636 185200 07:14:01 13119924 14977540 3305044 20.12 75320 1971116 1402736 8.03 1274980 1789800 1048 07:15:01 9934824 12308780 6490144 39.51 85588 2429268 3921240 22.44 4056904 2118620 321288 07:16:01 8250600 10884780 8174368 49.77 90088 2671660 5255164 30.07 5608816 2232924 69468 Average: 11300381 13428045 5124587 31.20 79127 2212645 2848601 16.30 2904238 1943745 144251 07:12:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:13:02 ens3 520.71 320.33 1889.35 80.66 0.00 0.00 0.00 0.00 07:13:02 lo 1.53 1.53 0.18 0.18 0.00 0.00 0.00 0.00 07:14:01 ens3 194.42 162.84 2063.93 25.91 0.00 0.00 0.00 0.00 07:14:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 07:15:01 ens3 34.48 29.81 236.19 5.07 0.00 0.00 0.00 0.00 07:15:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 07:16:01 ens3 117.83 103.93 1182.04 18.38 0.00 0.00 0.00 0.00 07:16:01 lo 1.38 1.38 13.52 13.52 0.00 0.00 0.00 0.00 Average: ens3 216.97 154.20 1339.89 32.54 0.00 0.00 0.00 0.00 Average: lo 0.83 0.83 3.45 3.45 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-31714) 07/30/25 _x86_64_ (4 CPU) 07:11:49 LINUX RESTART (4 CPU) 07:12:01 CPU %user %nice %system %iowait %steal %idle 07:13:02 all 22.97 0.00 2.13 5.12 0.06 69.73 07:13:02 0 31.35 0.00 2.12 3.42 0.07 63.04 07:13:02 1 20.50 0.00 2.90 10.84 0.07 65.69 07:13:02 2 18.38 0.00 1.30 1.84 0.05 78.43 07:13:02 3 21.65 0.00 2.17 4.36 0.07 71.76 07:14:01 all 21.05 0.00 1.18 0.69 0.05 77.04 07:14:01 0 18.86 0.00 1.33 0.19 0.03 79.60 07:14:01 1 21.18 0.00 0.95 0.96 0.05 76.86 07:14:01 2 19.07 0.00 0.95 0.42 0.05 79.51 07:14:01 3 25.09 0.00 1.50 1.22 0.07 72.12 07:15:01 all 63.44 0.00 1.55 0.23 0.09 34.69 07:15:01 0 80.09 0.00 2.49 0.72 0.10 16.61 07:15:01 1 53.95 0.00 0.87 0.08 0.10 45.00 07:15:01 2 63.13 0.00 1.59 0.02 0.08 35.18 07:15:01 3 56.60 0.00 1.26 0.07 0.08 41.99 07:16:01 all 59.60 0.00 1.68 0.62 0.10 38.00 07:16:01 0 56.96 0.00 1.90 2.05 0.08 39.01 07:16:01 1 62.63 0.00 1.20 0.07 0.08 36.02 07:16:01 2 50.40 0.00 1.42 0.33 0.08 47.76 07:16:01 3 68.41 0.00 2.22 0.03 0.10 29.23 Average: all 41.85 0.00 1.64 1.67 0.07 54.77 Average: 0 46.94 0.00 1.96 1.60 0.07 49.43 Average: 1 39.65 0.00 1.48 2.99 0.08 55.81 Average: 2 37.82 0.00 1.32 0.65 0.07 60.14 Average: 3 43.01 0.00 1.79 1.42 0.08 53.70