---> uname -a: Linux prd-centos8-docker-8c-8g-5897.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: 2799.974 BogoMIPS: 5599.94 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 1016 27952 19 2922 30425 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:07:f7:c1 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.68/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86145sec preferred_lft 86145sec inet6 fe80::f816:3eff:fe07:f7c1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e7:6b:80:4f 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) 04/25/2026 _x86_64_ (8 CPU) 05:35:21 LINUX RESTART (8 CPU) 05:36:02 AM tps rtps wtps bread/s bwrtn/s 05:37:01 AM 196.20 3.00 193.20 888.80 11903.91 05:38:01 AM 113.13 1.58 111.55 412.40 10956.75 05:39:01 AM 207.92 18.91 189.00 5045.96 7454.29 Average: 172.28 7.86 164.42 2122.48 10094.98 05:36:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:37:01 AM 28542056 30417304 4113656 12.60 2688 2192024 2190240 6.50 166056 3484352 210548 05:38:01 AM 28087960 30128188 4567752 13.99 2688 2352004 2801736 8.31 219044 3859152 63708 05:39:01 AM 28692428 31213900 3963284 12.14 2688 2829780 1420476 4.21 484732 2985244 227576 Average: 28440815 30586464 4214897 12.91 2688 2457936 2137484 6.34 289944 3442916 167277 05:36:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:37:01 AM eth0 234.42 180.66 2501.81 44.21 0.00 0.00 0.00 0.00 05:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:38:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:38:01 AM eth0 191.89 142.80 1544.29 36.47 0.00 0.00 0.00 0.00 05:38:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:39:01 AM eth0 338.29 249.89 5181.22 102.17 0.00 0.00 0.00 0.00 05:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 254.98 191.18 3078.90 61.04 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) 04/25/2026 _x86_64_ (8 CPU) 05:35:21 LINUX RESTART (8 CPU) 05:36:02 AM CPU %user %nice %system %iowait %steal %idle 05:37:01 AM all 19.16 0.00 1.21 0.59 0.07 78.97 05:37:01 AM 0 11.05 0.00 1.50 1.00 0.08 86.37 05:37:01 AM 1 29.22 0.00 2.36 0.49 0.08 67.84 05:37:01 AM 2 14.43 0.00 1.57 1.45 0.10 82.46 05:37:01 AM 3 19.54 0.00 0.51 0.03 0.07 79.85 05:37:01 AM 4 21.36 0.00 0.97 0.31 0.07 77.30 05:37:01 AM 5 18.73 0.00 1.10 0.31 0.07 79.80 05:37:01 AM 6 8.77 0.00 0.83 0.76 0.05 89.58 05:37:01 AM 7 30.13 0.00 0.86 0.37 0.03 68.60 05:38:01 AM all 48.09 0.00 1.53 0.32 0.11 49.95 05:38:01 AM 0 44.39 0.00 1.22 0.08 0.10 54.20 05:38:01 AM 1 52.77 0.00 1.50 0.47 0.12 45.14 05:38:01 AM 2 47.13 0.00 1.65 0.42 0.10 50.70 05:38:01 AM 3 53.85 0.00 1.30 0.10 0.12 44.63 05:38:01 AM 4 56.24 0.00 2.19 0.50 0.12 40.96 05:38:01 AM 5 49.52 0.00 1.19 0.27 0.10 48.92 05:38:01 AM 6 36.05 0.00 1.62 0.60 0.10 61.63 05:38:01 AM 7 44.79 0.00 1.59 0.10 0.13 53.38 05:39:01 AM all 37.40 0.00 1.37 0.49 0.08 60.65 05:39:01 AM 0 20.00 0.00 1.05 0.05 0.08 78.82 05:39:01 AM 1 46.88 0.00 0.77 0.33 0.08 51.94 05:39:01 AM 2 23.87 0.00 1.44 0.22 0.08 74.38 05:39:01 AM 3 44.83 0.00 2.31 2.49 0.07 50.30 05:39:01 AM 4 52.46 0.00 2.68 0.50 0.08 44.28 05:39:01 AM 5 22.55 0.00 1.02 0.28 0.08 76.06 05:39:01 AM 6 35.79 0.00 1.12 0.07 0.08 62.94 05:39:01 AM 7 52.86 0.00 0.59 0.00 0.08 46.47 Average: all 34.97 0.00 1.37 0.47 0.09 63.10 Average: 0 25.24 0.00 1.25 0.37 0.09 73.05 Average: 1 43.04 0.00 1.54 0.43 0.10 54.90 Average: 2 28.57 0.00 1.55 0.69 0.10 69.09 Average: 3 39.52 0.00 1.38 0.88 0.08 58.14 Average: 4 43.47 0.00 1.95 0.44 0.09 54.06 Average: 5 30.33 0.00 1.10 0.29 0.08 68.20 Average: 6 26.97 0.00 1.19 0.48 0.08 71.28 Average: 7 42.65 0.00 1.01 0.16 0.08 56.09