---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-20196 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 9.1G 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 620 12418 0 3000 15090 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:df:f5:9d brd ff:ff:ff:ff:ff:ff inet 10.30.107.192/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86023sec preferred_lft 86023sec inet6 fe80::f816:3eff:fedf:f59d/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-20196) 06/11/25 _x86_64_ (4 CPU) 07:51:09 LINUX RESTART (4 CPU) 07:52:02 tps rtps wtps bread/s bwrtn/s 07:53:01 183.77 41.10 142.66 2308.78 29075.03 07:54:01 45.68 7.27 38.41 294.08 18739.14 07:55:01 26.66 0.42 26.25 10.00 25805.30 07:56:01 18.45 0.65 17.80 24.00 16270.35 07:57:01 28.23 3.55 24.68 371.80 13380.04 Average: 60.15 10.50 49.65 596.08 20626.10 07:52:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:53:01 13041604 14873496 3383364 20.60 73800 1949068 1568964 8.98 1385140 1763516 25192 07:54:01 11882772 13846104 4542196 27.65 77976 2071696 2333604 13.36 2487636 1808564 10508 07:55:01 11490280 13801520 4934688 30.04 78996 2412860 2331648 13.34 2537820 2138816 192 07:56:01 12657092 15228148 3767876 22.94 81804 2663780 1109836 6.35 1229636 2271672 235356 07:57:01 12684920 15416900 3740048 22.77 85164 2818672 885056 5.07 1090936 2378404 28352 Average: 12351334 14633234 4073634 24.80 79548 2383215 1645822 9.42 1746234 2072194 59920 07:52:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:53:01 lo 0.75 0.75 0.08 0.08 0.00 0.00 0.00 0.00 07:53:01 ens3 276.92 233.06 2272.48 43.72 0.00 0.00 0.00 0.00 07:54:01 lo 0.37 0.37 0.03 0.03 0.00 0.00 0.00 0.00 07:54:01 ens3 452.81 358.06 1748.53 119.58 0.00 0.00 0.00 0.00 07:55:01 lo 23.70 23.70 5.33 5.33 0.00 0.00 0.00 0.00 07:55:01 ens3 556.99 313.63 363.10 154.95 0.00 0.00 0.00 0.00 07:56:01 lo 13.75 13.75 2.13 2.13 0.00 0.00 0.00 0.00 07:56:01 ens3 1610.36 938.89 653.88 451.13 0.00 0.00 0.00 0.00 07:57:01 lo 0.47 0.47 0.06 0.06 0.00 0.00 0.00 0.00 07:57:01 ens3 990.30 658.12 2453.58 196.94 0.00 0.00 0.00 0.00 Average: lo 7.83 7.83 1.53 1.53 0.00 0.00 0.00 0.00 Average: ens3 779.13 501.24 1495.75 193.76 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-20196) 06/11/25 _x86_64_ (4 CPU) 07:51:09 LINUX RESTART (4 CPU) 07:52:02 CPU %user %nice %system %iowait %steal %idle 07:53:01 all 30.67 0.00 1.82 5.37 0.09 62.04 07:53:01 0 19.91 0.00 1.26 10.47 0.07 68.28 07:53:01 1 52.95 0.00 2.85 6.34 0.14 37.73 07:53:01 2 22.70 0.00 1.84 1.99 0.07 73.41 07:53:01 3 27.16 0.00 1.31 2.71 0.07 68.76 07:54:01 all 61.72 0.00 1.69 0.69 0.10 35.80 07:54:01 0 60.74 0.00 1.47 0.32 0.12 37.35 07:54:01 1 57.71 0.00 1.66 1.81 0.08 38.73 07:54:01 2 58.56 0.00 2.36 0.52 0.08 38.47 07:54:01 3 69.80 0.00 1.32 0.12 0.12 28.64 07:55:01 all 26.64 0.00 1.29 1.81 0.05 70.21 07:55:01 0 23.68 0.00 1.30 2.69 0.05 72.27 07:55:01 1 29.08 0.00 1.38 0.00 0.05 69.48 07:55:01 2 25.59 0.00 1.57 4.59 0.07 68.18 07:55:01 3 28.22 0.00 0.84 0.00 0.05 70.89 07:56:01 all 66.14 0.00 2.77 0.50 0.10 30.49 07:56:01 0 63.62 0.00 2.35 0.07 0.10 33.86 07:56:01 1 66.10 0.00 2.86 0.00 0.08 30.96 07:56:01 2 70.42 0.00 2.78 0.65 0.10 26.05 07:56:01 3 64.37 0.00 3.14 1.28 0.10 31.11 07:57:01 all 40.36 0.00 1.68 0.69 0.08 57.19 07:57:01 0 35.95 0.00 1.94 2.16 0.07 59.88 07:57:01 1 42.78 0.00 1.39 0.15 0.10 55.57 07:57:01 2 45.64 0.00 2.21 0.28 0.07 51.80 07:57:01 3 37.09 0.00 1.19 0.15 0.05 61.52 Average: all 45.14 0.00 1.85 1.80 0.08 51.12 Average: 0 40.84 0.00 1.67 3.11 0.08 54.30 Average: 1 49.70 0.00 2.03 1.64 0.09 46.54 Average: 2 44.65 0.00 2.15 1.61 0.08 51.52 Average: 3 45.38 0.00 1.56 0.84 0.08 52.14