---> uname -a: Linux prd-centos8-docker-8c-8g-24.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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.996 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): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 995 28236 19 2658 30446 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:aa:d6:7d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.209/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86202sec preferred_lft 86202sec inet6 fe80::f816:3eff:feaa:d67d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ae:70:80:5c 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) 12/19/2025 _x86_64_ (8 CPU) 07:49:38 LINUX RESTART (8 CPU) 07:50:01 AM tps rtps wtps bread/s bwrtn/s 07:51:01 AM 252.45 15.74 236.70 3203.33 7697.48 07:52:01 AM 262.79 9.33 253.46 1852.89 14977.55 Average: 257.62 12.54 245.08 2528.17 11337.22 07:50:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:51:01 AM 29376104 31194976 3279608 10.04 2688 2137232 1985608 5.89 157608 2676304 235196 07:52:01 AM 27460724 29662020 5194988 15.91 2688 2512016 2739312 8.13 255536 4442360 181376 Average: 28418414 30428498 4237298 12.98 2688 2324624 2362460 7.01 206572 3559332 208286 07:50:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:51:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:51:01 AM eth0 150.73 111.26 1544.75 32.33 0.00 0.00 0.00 0.00 07:51:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:52:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:52:01 AM eth0 427.75 343.34 5029.53 46.45 0.00 0.00 0.00 0.00 07:52:01 AM 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 289.23 227.29 3287.00 39.39 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) 12/19/2025 _x86_64_ (8 CPU) 07:49:38 LINUX RESTART (8 CPU) 07:50:01 AM CPU %user %nice %system %iowait %steal %idle 07:51:01 AM all 11.44 0.00 1.29 0.61 0.05 86.61 07:51:01 AM 0 11.93 0.00 1.15 0.13 0.07 86.72 07:51:01 AM 1 22.21 0.00 2.24 0.30 0.08 75.17 07:51:01 AM 2 15.73 0.00 1.47 0.42 0.07 82.32 07:51:01 AM 3 12.64 0.00 1.94 2.44 0.05 82.93 07:51:01 AM 4 8.68 0.00 1.30 0.48 0.03 89.50 07:51:01 AM 5 8.18 0.00 0.93 0.22 0.05 90.62 07:51:01 AM 6 2.50 0.00 0.47 0.52 0.03 96.48 07:51:01 AM 7 9.61 0.00 0.85 0.33 0.03 89.17 07:52:01 AM all 30.87 0.00 1.38 1.36 0.10 66.28 07:52:01 AM 0 39.09 0.00 1.27 0.43 0.10 59.11 07:52:01 AM 1 33.39 0.00 1.96 1.24 0.10 63.31 07:52:01 AM 2 32.03 0.00 1.44 0.43 0.12 65.98 07:52:01 AM 3 28.52 0.00 1.59 1.57 0.10 68.22 07:52:01 AM 4 26.28 0.00 1.04 0.69 0.12 71.87 07:52:01 AM 5 35.08 0.00 0.90 2.46 0.10 61.46 07:52:01 AM 6 35.59 0.00 1.72 2.64 0.12 59.93 07:52:01 AM 7 16.98 0.00 1.10 1.41 0.08 80.43 Average: all 21.15 0.00 1.34 0.98 0.08 76.45 Average: 0 25.51 0.00 1.21 0.28 0.08 72.92 Average: 1 27.79 0.00 2.10 0.77 0.09 69.25 Average: 2 23.88 0.00 1.45 0.43 0.09 74.15 Average: 3 20.58 0.00 1.77 2.01 0.08 75.57 Average: 4 17.47 0.00 1.17 0.59 0.08 80.70 Average: 5 21.62 0.00 0.92 1.34 0.08 76.05 Average: 6 19.05 0.00 1.10 1.58 0.08 78.20 Average: 7 13.29 0.00 0.98 0.87 0.06 84.81