---> uname -a: Linux prd-centos8-docker-8c-8g-7723.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 1033 27177 19 3679 30397 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:77:ae:b7 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.23/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86155sec preferred_lft 86155sec inet6 fe80::f816:3eff:fe77:aeb7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:de:00:24:fa 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:deff:fe00:24fa/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) 17:11:17 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 241.15 14.43 226.72 3117.63 13513.06 05:14:01 PM 510.10 7.08 503.02 1273.12 16068.27 05:15:01 PM 180.74 3.58 177.16 491.84 40840.59 Average: 310.65 8.36 302.29 1627.55 23474.38 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 29084856 31078216 3570856 10.93 2688 2308428 1583872 4.70 195988 2903012 161384 05:14:01 PM 27425852 29967912 5229860 16.02 2688 2846320 2393784 7.10 416648 4294448 310276 05:15:01 PM 27865544 31162324 4790168 14.67 2688 3592756 1504804 4.46 820240 3426784 161024 Average: 28125417 30736151 4530295 13.87 2688 2915835 1827487 5.42 477625 3541415 210895 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 261.86 217.06 2917.75 53.15 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 610.46 499.67 7917.73 66.24 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 377.32 356.73 3667.39 2378.42 0.00 0.00 0.00 0.00 05:15:01 PM docker0 6.08 13.23 0.48 257.74 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 416.54 357.81 4834.12 832.65 0.00 0.00 0.00 0.00 Average: docker0 2.03 4.41 0.16 85.92 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) 17:11:17 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 13.55 0.00 1.28 0.70 0.05 84.42 05:13:01 PM 0 12.97 0.00 1.40 1.04 0.07 84.52 05:13:01 PM 1 9.12 0.00 1.19 0.99 0.05 88.66 05:13:01 PM 2 23.22 0.00 1.89 0.53 0.07 74.29 05:13:01 PM 3 13.10 0.00 0.82 0.60 0.03 85.45 05:13:01 PM 4 7.38 0.00 0.99 0.92 0.05 90.66 05:13:01 PM 5 7.21 0.00 0.77 0.40 0.07 91.55 05:13:01 PM 6 25.77 0.00 2.39 0.72 0.07 71.06 05:13:01 PM 7 9.64 0.00 0.77 0.37 0.03 89.19 05:14:01 PM all 28.96 0.00 1.81 1.16 0.08 67.99 05:14:01 PM 0 17.17 0.00 1.26 0.05 0.08 81.43 05:14:01 PM 1 41.03 0.00 1.39 0.47 0.10 57.02 05:14:01 PM 2 29.69 0.00 3.01 3.02 0.08 64.20 05:14:01 PM 3 36.63 0.00 1.29 0.44 0.08 61.56 05:14:01 PM 4 29.64 0.00 3.31 3.24 0.07 63.74 05:14:01 PM 5 40.20 0.00 1.27 0.75 0.08 57.69 05:14:01 PM 6 25.71 0.00 1.78 1.01 0.08 71.42 05:14:01 PM 7 11.55 0.00 1.18 0.30 0.07 86.91 05:15:01 PM all 16.71 0.00 2.57 0.65 0.07 80.00 05:15:01 PM 0 20.25 0.00 3.41 0.40 0.07 75.88 05:15:01 PM 1 34.13 0.00 3.12 1.21 0.08 61.46 05:15:01 PM 2 8.12 0.00 2.33 1.09 0.07 88.39 05:15:01 PM 3 9.83 0.00 2.37 0.24 0.05 87.51 05:15:01 PM 4 22.38 0.00 2.20 0.25 0.07 75.10 05:15:01 PM 5 16.96 0.00 2.30 0.20 0.07 80.48 05:15:01 PM 6 16.39 0.00 2.68 1.17 0.07 79.69 05:15:01 PM 7 5.65 0.00 2.13 0.67 0.07 91.49 Average: all 19.74 0.00 1.88 0.84 0.07 77.48 Average: 0 16.79 0.00 2.02 0.50 0.07 80.62 Average: 1 28.08 0.00 1.90 0.89 0.08 69.06 Average: 2 20.34 0.00 2.41 1.55 0.07 75.63 Average: 3 19.85 0.00 1.49 0.42 0.06 78.18 Average: 4 19.78 0.00 2.17 1.47 0.06 76.52 Average: 5 21.46 0.00 1.45 0.45 0.07 76.57 Average: 6 22.63 0.00 2.28 0.97 0.07 74.05 Average: 7 8.94 0.00 1.36 0.45 0.06 89.20