---> uname -a: Linux prd-centos8-docker-8c-8g-2802.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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1030 28109 19 2750 30410 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:75:c3:51 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.204/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86191sec preferred_lft 86191sec inet6 fe80::f816:3eff:fe75:c351/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:3a:6a:e3:f1 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) 04/01/2026 _x86_64_ (8 CPU) 12:27:22 LINUX RESTART (8 CPU) 12:28:01 PM tps rtps wtps bread/s bwrtn/s 12:29:01 PM 220.71 17.46 203.25 3882.71 11226.97 12:30:01 PM 206.60 2.55 204.05 518.71 17672.69 Average: 213.65 10.01 203.65 2200.85 14449.56 12:28:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:29:01 PM 28888524 30893140 3767188 11.54 2688 2320456 1689800 5.01 177600 3123568 230736 12:30:01 PM 27570804 29892940 5084908 15.57 2688 2631188 3015332 8.95 274020 4309300 54320 Average: 28229664 30393040 4426048 13.55 2688 2475822 2352566 6.98 225810 3716434 142528 12:28:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:29:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:29:01 PM eth0 260.43 203.12 2817.07 48.08 0.00 0.00 0.00 0.00 12:29:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 PM eth0 366.91 285.34 4556.99 37.82 0.00 0.00 0.00 0.00 12:30:01 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 313.66 244.22 3686.96 42.95 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) 04/01/2026 _x86_64_ (8 CPU) 12:27:22 LINUX RESTART (8 CPU) 12:28:01 PM CPU %user %nice %system %iowait %steal %idle 12:29:01 PM all 14.25 0.00 1.29 0.62 0.08 83.76 12:29:01 PM 0 12.63 0.00 0.87 0.03 0.12 86.36 12:29:01 PM 1 7.97 0.00 0.92 0.40 0.12 90.60 12:29:01 PM 2 9.05 0.00 0.67 0.47 0.07 89.75 12:29:01 PM 3 22.79 0.00 2.34 0.99 0.05 73.83 12:29:01 PM 4 7.77 0.00 0.82 0.48 0.05 90.88 12:29:01 PM 5 23.86 0.00 1.84 0.65 0.08 73.56 12:29:01 PM 6 20.78 0.00 1.75 0.92 0.08 76.47 12:29:01 PM 7 9.17 0.00 1.10 1.04 0.07 88.63 12:30:01 PM all 33.50 0.00 1.17 0.53 0.09 64.72 12:30:01 PM 0 46.82 0.00 1.07 0.45 0.10 51.55 12:30:01 PM 1 19.12 0.00 0.87 0.42 0.08 79.51 12:30:01 PM 2 29.30 0.00 1.12 0.59 0.10 68.89 12:30:01 PM 3 44.84 0.00 1.49 0.65 0.10 52.92 12:30:01 PM 4 36.01 0.00 1.77 0.79 0.08 61.35 12:30:01 PM 5 27.33 0.00 1.22 0.65 0.08 70.72 12:30:01 PM 6 30.72 0.00 0.92 0.42 0.07 67.88 12:30:01 PM 7 33.86 0.00 0.87 0.25 0.07 64.95 Average: all 23.87 0.00 1.23 0.57 0.08 74.24 Average: 0 29.70 0.00 0.97 0.24 0.11 68.98 Average: 1 13.54 0.00 0.89 0.41 0.10 85.05 Average: 2 19.18 0.00 0.89 0.53 0.08 79.32 Average: 3 33.82 0.00 1.91 0.82 0.08 63.38 Average: 4 21.88 0.00 1.30 0.64 0.07 76.12 Average: 5 25.59 0.00 1.53 0.65 0.08 72.14 Average: 6 25.75 0.00 1.34 0.67 0.08 72.17 Average: 7 21.51 0.00 0.99 0.64 0.07 76.79