---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1027 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 8.9G 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 605 12632 0 2801 15107 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:0d:e3:66 brd ff:ff:ff:ff:ff:ff inet 10.30.107.114/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86160sec preferred_lft 86160sec inet6 fe80::f816:3eff:fe0d:e366/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1027) 01/17/26 _x86_64_ (4 CPU) 11:51:20 LINUX RESTART (4 CPU) 11:52:01 tps rtps wtps bread/s bwrtn/s 11:53:01 185.50 14.98 170.52 362.87 52117.71 11:54:01 105.18 25.90 79.29 2010.73 16522.31 11:55:01 257.12 8.27 248.86 462.06 17881.02 Average: 182.60 16.38 166.22 945.22 28840.35 11:52:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:53:01 13294472 15118904 3130496 19.06 76036 1936728 1176624 6.73 1120340 1768880 97092 11:54:01 12790032 15192044 3634936 22.13 81872 2497136 1077820 6.17 1191564 2178984 347400 11:55:01 12955192 15486044 3469776 21.13 85616 2618472 814940 4.66 965100 2236816 27384 Average: 13013232 15265664 3411736 20.77 81175 2350779 1023128 5.86 1092335 2061560 157292 11:52:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:53:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 11:53:01 ens3 306.88 238.61 3452.25 41.20 0.00 0.00 0.00 0.00 11:54:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 11:54:01 ens3 689.15 534.01 3204.96 135.37 0.00 0.00 0.00 0.00 11:55:01 lo 0.53 0.53 0.06 0.06 0.00 0.00 0.00 0.00 11:55:01 ens3 267.51 166.89 1456.87 94.89 0.00 0.00 0.00 0.00 Average: lo 0.58 0.58 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 421.18 313.17 2704.69 90.49 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1027) 01/17/26 _x86_64_ (4 CPU) 11:51:20 LINUX RESTART (4 CPU) 11:52:01 CPU %user %nice %system %iowait %steal %idle 11:53:01 all 32.05 0.00 1.94 3.71 0.08 62.23 11:53:01 0 46.39 0.00 1.84 1.30 0.07 50.40 11:53:01 1 33.65 0.00 2.78 6.56 0.08 56.92 11:53:01 2 30.01 0.00 1.65 1.02 0.07 67.25 11:53:01 3 18.13 0.00 1.47 5.99 0.07 74.34 11:54:01 all 53.00 0.00 3.02 0.92 0.08 42.98 11:54:01 0 56.21 0.00 3.78 0.42 0.08 39.51 11:54:01 1 44.21 0.00 2.73 1.75 0.08 51.23 11:54:01 2 55.04 0.00 3.83 0.45 0.08 40.60 11:54:01 3 56.58 0.00 1.76 1.09 0.07 40.51 11:55:01 all 45.36 0.00 1.94 1.07 0.07 51.57 11:55:01 0 29.80 0.00 1.55 0.47 0.07 68.11 11:55:01 1 39.38 0.00 1.73 0.80 0.05 58.05 11:55:01 2 70.63 0.00 2.81 2.07 0.08 24.41 11:55:01 3 41.71 0.00 1.65 0.92 0.08 55.63 Average: all 43.47 0.00 2.30 1.90 0.07 52.25 Average: 0 44.13 0.00 2.39 0.73 0.07 52.68 Average: 1 39.09 0.00 2.41 3.03 0.07 55.40 Average: 2 51.88 0.00 2.76 1.18 0.08 44.09 Average: 3 38.80 0.00 1.63 2.66 0.07 56.83