---> uname -a: Linux prd-centos8-docker-8c-8g-12321.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: 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): 0-7 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 12G 149G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 998 27517 19 3374 30443 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:6e:ad:b1 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.159/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86145sec preferred_lft 86145sec inet6 fe80::f816:3eff:fe6e:adb1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:6d:ad:98:3e 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) 11/13/2025 _x86_64_ (8 CPU) 06:01:21 LINUX RESTART (8 CPU) 06:02:01 AM tps rtps wtps bread/s bwrtn/s 06:03:01 AM 60.33 0.15 60.18 6.13 4416.69 06:04:01 AM 226.35 15.13 211.21 3890.82 11099.55 06:05:01 AM 202.73 4.95 197.78 159.95 22554.75 Average: 163.13 6.74 156.39 1352.16 12690.42 06:02:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:03:01 AM 29717908 31339504 2937804 9.00 2688 1947284 1415064 4.20 139448 2375548 131900 06:04:01 AM 28948640 30885108 3707072 11.35 2688 2250612 1751052 5.20 166384 3060756 72180 06:05:01 AM 28155896 31148260 4499816 13.78 2688 3299872 1484380 4.40 730616 3273188 524032 Average: 28940815 31124291 3714897 11.38 2688 2499256 1550165 4.60 345483 2903164 242704 06:02:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:03:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:03:01 AM eth0 50.82 33.47 661.93 4.51 0.00 0.00 0.00 0.00 06:03:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:04:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:04:01 AM eth0 194.85 180.60 1371.02 53.45 0.00 0.00 0.00 0.00 06:04:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:05:01 AM eth0 463.91 363.53 3774.54 3812.14 0.00 0.00 0.00 0.00 06:05:01 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 236.53 192.54 1935.86 1290.10 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) 11/13/2025 _x86_64_ (8 CPU) 06:01:21 LINUX RESTART (8 CPU) 06:02:01 AM CPU %user %nice %system %iowait %steal %idle 06:03:01 AM all 3.64 0.00 0.39 2.84 0.06 93.08 06:03:01 AM 0 1.33 0.00 0.15 0.02 0.07 98.43 06:03:01 AM 1 2.67 0.00 0.25 5.95 0.12 91.01 06:03:01 AM 2 15.05 0.00 1.10 5.24 0.05 78.56 06:03:01 AM 3 0.70 0.00 0.15 0.08 0.03 99.03 06:03:01 AM 4 0.75 0.00 0.15 3.37 0.05 95.68 06:03:01 AM 5 6.90 0.00 0.97 4.82 0.03 87.28 06:03:01 AM 6 1.33 0.00 0.20 3.20 0.05 95.21 06:03:01 AM 7 0.35 0.00 0.12 0.05 0.08 99.40 06:04:01 AM all 12.58 0.00 1.07 0.73 0.07 85.54 06:04:01 AM 0 12.56 0.00 1.00 0.87 0.07 85.50 06:04:01 AM 1 10.98 0.00 1.15 0.69 0.07 87.11 06:04:01 AM 2 21.48 0.00 1.27 0.60 0.07 76.58 06:04:01 AM 3 5.00 0.00 0.82 1.04 0.07 93.07 06:04:01 AM 4 11.86 0.00 0.72 0.38 0.05 86.99 06:04:01 AM 5 19.86 0.00 1.99 1.39 0.07 76.70 06:04:01 AM 6 2.91 0.00 0.59 0.30 0.10 96.10 06:04:01 AM 7 16.01 0.00 1.05 0.58 0.07 82.29 06:05:01 AM all 13.23 0.00 1.29 1.57 0.08 83.83 06:05:01 AM 0 11.44 0.00 2.02 2.10 0.13 84.30 06:05:01 AM 1 9.97 0.00 1.10 0.48 0.08 88.36 06:05:01 AM 2 9.58 0.00 1.46 4.49 0.08 84.40 06:05:01 AM 3 36.06 0.00 1.23 0.28 0.08 62.34 06:05:01 AM 4 8.88 0.00 1.01 2.50 0.07 87.54 06:05:01 AM 5 14.50 0.00 1.12 0.65 0.07 83.67 06:05:01 AM 6 5.05 0.00 1.12 1.14 0.07 92.62 06:05:01 AM 7 10.26 0.00 1.27 0.92 0.08 87.46 Average: all 9.81 0.00 0.92 1.71 0.07 87.49 Average: 0 8.44 0.00 1.06 1.00 0.09 89.42 Average: 1 7.87 0.00 0.83 2.38 0.09 88.83 Average: 2 15.37 0.00 1.28 3.44 0.07 79.84 Average: 3 13.93 0.00 0.73 0.47 0.06 84.81 Average: 4 7.16 0.00 0.62 2.09 0.06 90.08 Average: 5 13.75 0.00 1.36 2.29 0.06 82.55 Average: 6 3.10 0.00 0.63 1.55 0.07 94.65 Average: 7 8.87 0.00 0.81 0.52 0.08 89.72