---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-39852 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 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 610 12902 0 2527 15108 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:6f:3b:d6 brd ff:ff:ff:ff:ff:ff inet 10.30.106.156/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86123sec preferred_lft 86123sec inet6 fe80::f816:3eff:fe6f:3bd6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-39852) 08/21/25 _x86_64_ (4 CPU) 18:48:21 LINUX RESTART (4 CPU) 18:49:01 tps rtps wtps bread/s bwrtn/s 18:50:01 132.56 11.40 121.16 297.15 41763.97 18:51:01 108.08 11.08 97.00 625.50 28629.90 18:52:01 20.36 2.50 17.86 67.46 1403.37 Average: 87.00 8.33 78.68 330.03 23932.41 18:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:01 13793008 15464848 2631952 16.02 75504 1789460 1072096 6.14 772324 1631080 103684 18:51:01 12502004 14453812 3922956 23.88 85152 2048848 2016580 11.54 1838768 1831212 13712 18:52:01 13240056 15475608 3184904 19.39 86924 2328256 842772 4.82 951912 1977916 277960 Average: 13178356 15131423 3246604 19.77 82527 2055521 1310483 7.50 1187668 1813403 131785 18:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:01 lo 0.73 0.73 0.08 0.08 0.00 0.00 0.00 0.00 18:50:01 ens3 206.37 173.67 1149.44 40.90 0.00 0.00 0.00 0.00 18:51:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 18:51:01 ens3 374.39 285.75 3119.77 65.12 0.00 0.00 0.00 0.00 18:52:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 18:52:01 ens3 337.29 223.41 332.86 84.39 0.00 0.00 0.00 0.00 Average: lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 306.02 227.61 1534.02 63.47 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-39852) 08/21/25 _x86_64_ (4 CPU) 18:48:21 LINUX RESTART (4 CPU) 18:49:01 CPU %user %nice %system %iowait %steal %idle 18:50:01 all 15.75 0.00 1.24 4.51 0.05 78.45 18:50:01 0 28.17 0.00 1.98 3.65 0.10 66.10 18:50:01 1 21.79 0.00 1.20 0.70 0.03 76.28 18:50:01 2 8.88 0.00 1.01 0.79 0.07 89.26 18:50:01 3 4.15 0.00 0.82 12.89 0.03 82.10 18:51:01 all 58.19 0.00 2.08 1.50 0.09 38.13 18:51:01 0 54.18 0.00 2.24 0.90 0.10 42.57 18:51:01 1 61.74 0.00 1.91 0.12 0.08 36.15 18:51:01 2 53.07 0.00 2.03 3.68 0.08 41.13 18:51:01 3 63.76 0.00 2.16 1.27 0.10 32.70 18:52:01 all 63.07 0.00 1.95 0.14 0.10 34.74 18:52:01 0 70.11 0.00 1.73 0.07 0.10 27.99 18:52:01 1 59.09 0.00 1.77 0.20 0.10 38.83 18:52:01 2 64.45 0.00 2.80 0.05 0.10 32.61 18:52:01 3 58.61 0.00 1.49 0.25 0.08 39.56 Average: all 45.67 0.00 1.76 2.05 0.08 50.44 Average: 0 50.85 0.00 1.98 1.54 0.10 45.53 Average: 1 47.53 0.00 1.63 0.34 0.07 50.43 Average: 2 42.14 0.00 1.94 1.51 0.08 54.33 Average: 3 42.16 0.00 1.49 4.81 0.07 51.47