---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-20487 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 8.7G 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 615 12968 0 2455 15105 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:65:0e:2d brd ff:ff:ff:ff:ff:ff inet 10.30.106.79/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86142sec preferred_lft 86142sec inet6 fe80::f816:3eff:fe65:e2d/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-20487) 06/12/25 _x86_64_ (4 CPU) 08:10:29 LINUX RESTART (4 CPU) 08:11:01 tps rtps wtps bread/s bwrtn/s 08:12:01 157.47 11.43 146.04 263.56 17671.19 08:13:01 71.62 12.46 59.16 631.89 9727.71 08:14:01 13.90 1.20 12.70 33.33 3525.01 Average: 81.00 8.37 72.63 309.59 10307.97 08:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:12:01 13273716 15078260 3151252 19.19 75128 1919104 1312852 7.51 1162092 1753380 137348 08:13:01 12423944 14329212 4001024 24.36 77868 2013336 2105680 12.05 1977692 1778932 4000 08:14:01 13346720 15523284 3078248 18.74 79152 2279144 818288 4.68 885912 1943064 233612 Average: 13014793 14976919 3410175 20.76 77383 2070528 1412273 8.08 1341899 1825125 124987 08:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:12:01 lo 1.07 1.07 0.13 0.13 0.00 0.00 0.00 0.00 08:12:01 ens3 426.35 317.35 3504.47 47.03 0.00 0.00 0.00 0.00 08:13:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 08:13:01 ens3 436.48 293.10 553.94 97.06 0.00 0.00 0.00 0.00 08:14:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 08:14:01 ens3 755.34 476.94 711.46 163.91 0.00 0.00 0.00 0.00 Average: lo 0.53 0.53 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 539.39 362.46 1589.96 102.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-20487) 06/12/25 _x86_64_ (4 CPU) 08:10:29 LINUX RESTART (4 CPU) 08:11:01 CPU %user %nice %system %iowait %steal %idle 08:12:01 all 27.72 0.00 1.84 1.68 0.06 68.70 08:12:01 0 42.03 0.00 2.07 1.07 0.08 54.76 08:12:01 1 18.83 0.00 1.15 3.89 0.05 76.08 08:12:01 2 17.85 0.00 1.94 0.42 0.07 79.72 08:12:01 3 32.14 0.00 2.24 1.33 0.05 64.24 08:13:01 all 65.55 0.00 1.85 0.38 0.10 32.13 08:13:01 0 65.90 0.00 1.47 0.07 0.10 32.47 08:13:01 1 72.32 0.00 2.14 0.08 0.08 25.37 08:13:01 2 67.66 0.00 1.69 0.27 0.10 30.28 08:13:01 3 56.32 0.00 2.08 1.09 0.10 40.41 08:14:01 all 67.53 0.00 2.60 0.09 0.09 29.69 08:14:01 0 68.49 0.00 2.75 0.02 0.10 28.65 08:14:01 1 58.50 0.00 2.74 0.08 0.12 38.56 08:14:01 2 67.31 0.00 2.86 0.02 0.08 29.73 08:14:01 3 75.80 0.00 2.09 0.23 0.08 21.79 Average: all 53.58 0.00 2.10 0.72 0.08 43.53 Average: 0 58.80 0.00 2.09 0.38 0.09 38.63 Average: 1 49.82 0.00 2.01 1.36 0.08 46.74 Average: 2 50.94 0.00 2.16 0.23 0.08 46.58 Average: 3 54.74 0.00 2.13 0.89 0.08 42.16