---> uname -a: Linux prd-centos8-docker-4c-4g-20542.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 UTC 2023 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 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 wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 9.7G 71G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 819 12640 19 2303 14610 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: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:20:da:bf brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.250/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86252sec preferred_lft 86252sec inet6 fe80::f816:3eff:fe20:dabf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:55:94:4f:81 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 12/13/2025 _x86_64_ (4 CPU) 12:41:42 LINUX RESTART (4 CPU) 12:42:01 PM tps rtps wtps bread/s bwrtn/s 12:43:01 PM 238.06 20.54 217.52 5550.42 8860.50 12:44:01 PM 263.43 1.97 261.46 101.70 15842.24 Average: 250.75 11.25 239.49 2826.29 12351.08 12:42:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:43:01 PM 13145228 14990576 2996304 18.56 2688 2055636 1446732 8.42 147580 2478904 234600 12:44:01 PM 12999116 15015952 3142416 19.47 2688 2219284 1146548 6.67 350180 2382096 24712 Average: 13072172 15003264 3069360 19.02 2688 2137460 1296640 7.54 248880 2430500 129656 12:42:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:43:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:43:01 PM eth0 378.64 214.43 2021.26 78.18 0.00 0.00 0.00 0.00 12:43:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:44:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:44:01 PM eth0 311.26 267.59 2406.83 58.65 0.00 0.00 0.00 0.00 12:44:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 344.96 241.01 2214.03 68.42 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 12/13/2025 _x86_64_ (4 CPU) 12:41:42 LINUX RESTART (4 CPU) 12:42:01 PM CPU %user %nice %system %iowait %steal %idle 12:43:01 PM all 25.35 0.00 2.92 1.24 0.08 70.41 12:43:01 PM 0 21.74 0.00 2.44 0.67 0.08 75.06 12:43:01 PM 1 18.17 0.00 2.80 0.75 0.07 78.21 12:43:01 PM 2 38.00 0.00 3.29 0.89 0.10 57.72 12:43:01 PM 3 23.44 0.00 3.17 2.65 0.08 70.66 12:44:01 PM all 31.70 0.00 2.80 1.40 0.10 64.01 12:44:01 PM 0 50.43 0.00 2.57 0.40 0.10 46.50 12:44:01 PM 1 21.08 0.00 3.01 1.79 0.10 74.01 12:44:01 PM 2 31.27 0.00 1.89 0.92 0.08 65.84 12:44:01 PM 3 23.97 0.00 3.73 2.48 0.10 69.71 Average: all 28.52 0.00 2.86 1.32 0.09 67.21 Average: 0 36.09 0.00 2.51 0.53 0.09 60.78 Average: 1 19.63 0.00 2.90 1.27 0.08 76.11 Average: 2 34.63 0.00 2.59 0.90 0.09 61.78 Average: 3 23.71 0.00 3.45 2.56 0.09 70.19