---> uname -a: Linux prd-centos8-docker-8c-8g-7656.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 13G 148G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1851 25361 19 4676 29572 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:7d:67:99 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.191/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86136sec preferred_lft 86136sec inet6 fe80::f816:3eff:fe7d:6799/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:bf:32:9b:28 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:bfff:fe32:9b28/64 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) 05/02/2026 _x86_64_ (8 CPU) 11:21:18 LINUX RESTART (8 CPU) 11:22:01 AM tps rtps wtps bread/s bwrtn/s 11:23:01 AM 281.44 17.41 264.03 3836.85 15625.81 11:24:01 AM 176.77 15.88 160.89 1458.96 51908.03 11:25:01 AM 230.38 5.23 225.15 4637.97 25959.04 Average: 229.53 12.84 216.69 3311.51 31162.56 11:22:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:23:01 AM 28067864 30649144 4587848 14.05 2688 2894884 1875904 5.57 206768 3899580 663788 11:24:01 AM 26011284 29483468 6644428 20.35 2688 3767604 2991800 8.88 457544 5632448 1860 11:25:01 AM 26050536 30355952 6605176 20.23 2688 4596448 2108656 6.26 765488 5276836 2128 Average: 26709895 30162855 5945817 18.21 2688 3752979 2325453 6.90 476600 4936288 222592 11:22:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:23:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:23:01 AM eth0 703.15 423.63 12190.19 66.76 0.00 0.00 0.00 0.00 11:23:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:24:01 AM lo 3.48 3.48 0.41 0.41 0.00 0.00 0.00 0.00 11:24:01 AM eth0 1351.72 366.76 7180.70 32.77 0.00 0.00 0.00 0.00 11:24:01 AM docker0 1.55 2.07 0.21 0.24 0.00 0.00 0.00 0.00 11:24:01 AM veth61f80af 1.55 2.10 0.23 0.24 0.00 0.00 0.00 0.00 11:25:01 AM lo 9.21 9.21 0.93 0.93 0.00 0.00 0.00 0.00 11:25:01 AM eth0 346.12 253.38 2070.52 197.67 0.00 0.00 0.00 0.00 11:25:01 AM docker0 3.20 3.83 0.44 0.45 0.00 0.00 0.00 0.00 Average: lo 4.23 4.23 0.45 0.45 0.00 0.00 0.00 0.00 Average: eth0 800.25 347.91 7146.57 99.08 0.00 0.00 0.00 0.00 Average: docker0 1.58 1.97 0.22 0.23 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) 05/02/2026 _x86_64_ (8 CPU) 11:21:18 LINUX RESTART (8 CPU) 11:22:01 AM CPU %user %nice %system %iowait %steal %idle 11:23:01 AM all 16.84 0.00 1.51 0.73 0.06 80.87 11:23:01 AM 0 15.80 0.00 1.00 0.37 0.07 82.77 11:23:01 AM 1 41.85 0.00 4.08 1.37 0.07 52.63 11:23:01 AM 2 6.37 0.00 1.24 0.89 0.07 91.44 11:23:01 AM 3 10.43 0.00 1.07 0.57 0.07 87.86 11:23:01 AM 4 20.69 0.00 1.54 1.55 0.05 76.17 11:23:01 AM 5 8.59 0.00 0.92 0.40 0.03 90.06 11:23:01 AM 6 15.04 0.00 0.90 0.39 0.08 83.58 11:23:01 AM 7 15.93 0.00 1.30 0.27 0.05 82.45 11:24:01 AM all 30.89 0.20 2.65 0.85 0.08 65.34 11:24:01 AM 0 37.56 0.00 2.56 0.13 0.08 59.67 11:24:01 AM 1 31.15 0.03 3.04 2.18 0.08 63.51 11:24:01 AM 2 28.21 1.55 2.73 0.86 0.08 66.58 11:24:01 AM 3 34.84 0.00 2.43 0.56 0.07 62.11 11:24:01 AM 4 40.55 0.02 3.34 1.67 0.08 54.35 11:24:01 AM 5 25.23 0.00 2.64 0.37 0.08 71.68 11:24:01 AM 6 19.13 0.00 2.25 0.72 0.08 77.81 11:24:01 AM 7 30.48 0.00 2.19 0.29 0.07 66.99 11:25:01 AM all 27.25 0.07 2.38 0.59 0.08 69.64 11:25:01 AM 0 34.02 0.03 2.26 0.22 0.08 63.38 11:25:01 AM 1 23.40 0.35 3.22 0.15 0.08 72.79 11:25:01 AM 2 21.86 0.10 3.05 3.41 0.08 71.49 11:25:01 AM 3 20.48 0.03 1.84 0.13 0.08 77.43 11:25:01 AM 4 42.32 0.00 2.91 0.13 0.08 54.56 11:25:01 AM 5 15.84 0.02 2.40 0.45 0.07 81.22 11:25:01 AM 6 28.07 0.00 1.66 0.10 0.07 70.10 11:25:01 AM 7 31.98 0.00 1.69 0.10 0.07 66.16 Average: all 24.98 0.09 2.18 0.72 0.07 71.96 Average: 0 29.10 0.01 1.94 0.24 0.08 68.63 Average: 1 32.15 0.13 3.45 1.23 0.08 62.97 Average: 2 18.79 0.55 2.34 1.72 0.08 76.53 Average: 3 21.89 0.01 1.78 0.42 0.07 75.83 Average: 4 34.50 0.01 2.59 1.12 0.07 61.71 Average: 5 16.54 0.01 1.98 0.41 0.06 81.00 Average: 6 20.75 0.00 1.60 0.40 0.08 77.16 Average: 7 26.12 0.00 1.73 0.22 0.06 71.88