---> uname -a: Linux prd-centos8-docker-8c-8g-37842.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: 2799.998 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): 0-7 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 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1039 27317 19 3533 30394 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:c1:94:03 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.223/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86148sec preferred_lft 86148sec inet6 fe80::f816:3eff:fec1:9403/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:cb:d9:b0:96 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 inet6 fe80::42:cbff:fed9:b096/64 scope link 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) 08/14/2025 _x86_64_ (8 CPU) 17:11:20 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 209.17 14.38 194.78 3026.43 10860.51 05:14:01 PM 425.05 7.18 417.86 1274.59 14960.79 05:15:01 PM 159.97 1.12 158.85 385.54 39056.59 Average: 264.72 7.56 257.16 1562.05 21627.90 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 28913796 30826000 3741916 11.46 2688 2228164 1792764 5.32 161820 3114908 172624 05:14:01 PM 27662308 30072032 4993404 15.29 2688 2716604 2253388 6.69 405580 4079712 287076 05:15:01 PM 27943044 31090720 4712668 14.43 2688 3447736 1541156 4.57 800780 3381732 174704 Average: 28173049 30662917 4482663 13.73 2688 2797501 1862436 5.53 456060 3525451 211468 05:12:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 PM eth0 260.54 213.01 2350.07 51.42 0.00 0.00 0.00 0.00 05:13:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM eth0 563.97 450.34 7146.60 58.12 0.00 0.00 0.00 0.00 05:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM eth0 414.14 369.03 3635.95 2369.38 0.00 0.00 0.00 0.00 05:15:01 PM docker0 11.29 28.67 0.74 244.56 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 412.89 344.13 4377.46 826.48 0.00 0.00 0.00 0.00 Average: docker0 3.77 9.56 0.25 81.54 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) 08/14/2025 _x86_64_ (8 CPU) 17:11:20 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 12.41 0.00 1.15 0.77 0.07 85.59 05:13:01 PM 0 2.90 0.00 0.83 0.27 0.08 95.91 05:13:01 PM 1 12.57 0.00 1.19 0.52 0.08 85.64 05:13:01 PM 2 6.41 0.00 0.79 1.37 0.08 91.35 05:13:01 PM 3 15.02 0.00 1.34 1.04 0.07 82.54 05:13:01 PM 4 10.29 0.00 1.05 1.32 0.07 87.27 05:13:01 PM 5 15.48 0.00 1.67 0.67 0.05 82.13 05:13:01 PM 6 13.61 0.00 0.48 0.20 0.07 85.64 05:13:01 PM 7 23.02 0.00 1.87 0.82 0.07 74.22 05:14:01 PM all 29.44 0.00 1.77 1.54 0.10 67.15 05:14:01 PM 0 22.57 0.00 1.27 0.37 0.12 75.67 05:14:01 PM 1 36.83 0.00 1.27 1.86 0.10 59.93 05:14:01 PM 2 32.66 0.00 2.57 1.28 0.10 63.39 05:14:01 PM 3 22.91 0.00 1.21 0.45 0.10 75.33 05:14:01 PM 4 24.89 0.00 1.54 1.34 0.10 72.12 05:14:01 PM 5 32.39 0.00 1.66 2.63 0.10 63.22 05:14:01 PM 6 34.43 0.00 2.47 3.13 0.10 59.87 05:14:01 PM 7 28.87 0.00 2.16 1.24 0.10 67.62 05:15:01 PM all 13.53 0.00 2.77 1.30 0.10 82.30 05:15:01 PM 0 7.73 0.00 2.63 0.82 0.12 88.70 05:15:01 PM 1 19.59 0.00 3.04 1.33 0.10 75.94 05:15:01 PM 2 20.84 0.00 3.28 3.50 0.12 72.26 05:15:01 PM 3 7.05 0.00 2.72 1.07 0.10 89.06 05:15:01 PM 4 20.56 0.00 2.17 0.82 0.10 76.35 05:15:01 PM 5 12.57 0.00 2.84 0.84 0.08 83.66 05:15:01 PM 6 9.94 0.00 2.65 1.51 0.07 85.83 05:15:01 PM 7 10.03 0.00 2.82 0.49 0.08 86.58 Average: all 18.46 0.00 1.90 1.20 0.09 78.35 Average: 0 11.06 0.00 1.58 0.49 0.11 86.77 Average: 1 22.99 0.00 1.83 1.24 0.10 73.85 Average: 2 19.96 0.00 2.21 2.05 0.10 75.69 Average: 3 15.00 0.00 1.75 0.85 0.09 82.31 Average: 4 18.57 0.00 1.59 1.16 0.09 78.59 Average: 5 20.15 0.00 2.06 1.38 0.08 76.33 Average: 6 19.31 0.00 1.87 1.61 0.08 77.14 Average: 7 20.65 0.00 2.28 0.85 0.08 76.14