---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3348 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 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 561 12604 0 2873 15150 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:75:c5:43 brd ff:ff:ff:ff:ff:ff inet 10.30.106.81/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86101sec preferred_lft 86101sec inet6 fe80::f816:3eff:fe75:c543/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3348) 05/25/26 _x86_64_ (4 CPU) 03:04:50 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:02 356.91 54.35 302.57 3638.65 32509.96 03:07:01 130.38 15.76 114.62 418.37 23376.51 03:08:02 37.23 3.08 34.14 339.14 13149.54 03:09:01 32.62 3.34 29.28 100.73 10469.68 Average: 139.78 19.21 120.57 1131.59 19901.77 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:02 13884480 15529924 2540488 15.47 66900 1777412 821968 4.70 695528 1625776 212920 03:07:01 13349912 15226824 3075056 18.72 81636 1980812 1240332 7.10 1018312 1809944 8000 03:08:02 12380736 14403960 4044232 24.62 86944 2116648 2026284 11.60 1862108 1922380 7492 03:09:01 12920564 15512180 3504404 21.34 90604 2672892 787228 4.51 970352 2262080 521012 Average: 13133923 15168222 3291045 20.04 81521 2136941 1218953 6.98 1136575 1905045 187356 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:02 ens3 403.92 276.36 2141.76 78.41 0.00 0.00 0.00 0.00 03:06:02 lo 1.80 1.80 0.21 0.21 0.00 0.00 0.00 0.00 03:07:01 ens3 250.97 229.69 1398.55 55.20 0.00 0.00 0.00 0.00 03:07:01 lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 03:08:02 ens3 1128.40 749.31 2034.70 306.87 0.00 0.00 0.00 0.00 03:08:02 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 03:09:01 ens3 469.41 305.44 800.80 106.36 0.00 0.00 0.00 0.00 03:09:01 lo 0.56 0.56 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 564.87 391.22 1598.13 137.18 0.00 0.00 0.00 0.00 Average: lo 0.81 0.81 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-3348) 05/25/26 _x86_64_ (4 CPU) 03:04:50 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:02 all 22.55 0.00 2.05 3.15 0.06 72.18 03:06:02 0 13.50 0.00 2.20 3.56 0.07 80.67 03:06:02 1 10.54 0.00 1.57 6.83 0.05 81.00 03:06:02 2 21.07 0.00 1.19 1.04 0.05 76.66 03:06:02 3 45.03 0.00 3.24 1.15 0.08 50.50 03:07:01 all 19.25 0.00 1.60 0.58 0.06 78.50 03:07:01 0 18.29 0.00 2.00 1.21 0.09 78.42 03:07:01 1 17.72 0.00 1.26 0.82 0.05 80.15 03:07:01 2 15.36 0.00 1.48 0.14 0.05 82.97 03:07:01 3 25.63 0.00 1.68 0.17 0.07 72.45 03:08:02 all 38.94 0.00 7.37 0.14 0.09 53.47 03:08:02 0 25.46 0.00 1.24 0.00 0.07 73.23 03:08:02 1 56.71 0.00 4.76 0.25 0.10 38.17 03:08:02 2 36.36 0.00 10.26 0.33 0.08 52.95 03:08:02 3 37.18 0.00 13.17 0.00 0.08 49.56 03:09:01 all 40.13 0.00 1.97 0.19 0.07 57.65 03:09:01 0 45.38 0.00 2.00 0.00 0.07 52.55 03:09:01 1 41.28 0.00 1.53 0.27 0.07 56.85 03:09:01 2 37.01 0.00 1.69 0.46 0.07 60.78 03:09:01 3 36.83 0.00 2.64 0.02 0.07 60.45 Average: all 30.22 0.00 3.26 1.02 0.07 65.43 Average: 0 25.64 0.00 1.86 1.20 0.07 71.24 Average: 1 31.57 0.00 2.29 2.06 0.07 64.02 Average: 2 27.45 0.00 3.67 0.49 0.06 68.32 Average: 3 36.22 0.00 5.21 0.34 0.08 58.16