---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10072 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 9.0G 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 584 12653 0 2802 15129 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:25:85:a2 brd ff:ff:ff:ff:ff:ff inet 10.30.107.149/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86090sec preferred_lft 86090sec inet6 fe80::f816:3eff:fe25:85a2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10072) 05/13/26 _x86_64_ (4 CPU) 08:08:20 LINUX RESTART (4 CPU) 08:09:02 tps rtps wtps bread/s bwrtn/s 08:10:01 122.69 11.34 111.35 311.27 20689.78 08:11:01 84.85 4.52 80.34 129.85 11582.20 08:12:01 13.41 5.21 8.20 403.47 857.85 08:13:01 41.86 6.12 35.74 162.11 4849.46 Average: 65.46 6.78 58.69 251.43 9447.63 08:09:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:01 13870300 15605460 2554668 15.55 71896 1856756 764404 4.37 621672 1705392 154392 08:11:01 13024920 14952868 3400048 20.70 83972 2028332 1407044 8.05 1297108 1853048 13720 08:12:01 12116568 14074360 4308400 26.23 85232 2055828 2244328 12.84 2203420 1851552 9376 08:13:01 12987192 15521696 3437776 20.93 90588 2617968 799964 4.58 970920 2198944 478032 Average: 12999745 15038596 3425223 20.85 82922 2139721 1303935 7.46 1273280 1902234 163880 08:09:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:01 ens3 157.67 123.74 1570.53 30.42 0.00 0.00 0.00 0.00 08:10:01 lo 0.81 0.81 0.09 0.09 0.00 0.00 0.00 0.00 08:11:01 ens3 297.32 243.56 2529.90 61.43 0.00 0.00 0.00 0.00 08:11:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 08:12:01 ens3 2260.75 1374.31 654.98 596.40 0.00 0.00 0.00 0.00 08:12:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 08:13:01 ens3 421.90 299.08 765.51 1804.51 0.00 0.00 0.00 0.00 08:13:01 lo 3.02 3.02 0.27 0.27 0.00 0.00 0.00 0.00 Average: ens3 787.09 511.83 1379.40 625.67 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10072) 05/13/26 _x86_64_ (4 CPU) 08:08:20 LINUX RESTART (4 CPU) 08:09:02 CPU %user %nice %system %iowait %steal %idle 08:10:01 all 12.94 0.00 1.28 2.26 0.05 83.47 08:10:01 0 3.99 0.00 0.68 0.80 0.03 94.49 08:10:01 1 12.40 0.00 1.29 3.20 0.05 83.06 08:10:01 2 3.45 0.00 0.49 2.96 0.03 93.07 08:10:01 3 31.92 0.00 2.60 2.11 0.08 63.29 08:11:01 all 29.22 0.00 1.56 0.50 0.10 68.61 08:11:01 0 32.36 0.00 1.51 0.59 0.12 65.43 08:11:01 1 25.51 0.00 1.45 0.51 0.13 72.40 08:11:01 2 23.86 0.00 1.37 0.77 0.08 73.92 08:11:01 3 35.11 0.00 1.91 0.17 0.10 62.71 08:12:01 all 37.13 0.00 4.34 0.10 0.10 58.34 08:12:01 0 32.12 0.00 3.78 0.10 0.08 63.91 08:12:01 1 55.43 0.00 5.21 0.18 0.10 39.08 08:12:01 2 33.00 0.00 6.21 0.10 0.08 60.61 08:12:01 3 28.03 0.00 2.16 0.00 0.10 69.71 08:13:01 all 36.97 0.00 2.21 0.28 0.09 60.45 08:13:01 0 31.78 0.00 2.35 0.12 0.10 65.65 08:13:01 1 46.06 0.00 2.17 0.10 0.10 51.57 08:13:01 2 39.71 0.00 2.43 0.70 0.10 57.06 08:13:01 3 30.34 0.00 1.92 0.20 0.08 67.46 Average: all 29.14 0.00 2.35 0.78 0.09 67.64 Average: 0 25.17 0.00 2.09 0.40 0.08 72.26 Average: 1 34.95 0.00 2.54 0.99 0.10 61.43 Average: 2 25.11 0.00 2.64 1.12 0.08 71.05 Average: 3 31.35 0.00 2.15 0.61 0.09 65.80