---> uname -a: Linux prd-centos8-docker-8c-8g-2423.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 976 28162 19 2751 30469 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:33:d8:5b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.228/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86247sec preferred_lft 86247sec inet6 fe80::f816:3eff:fe33:d85b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:69:eb:44:e2 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) 03/31/2026 _x86_64_ (8 CPU) 13:42:46 LINUX RESTART (8 CPU) 01:43:01 PM tps rtps wtps bread/s bwrtn/s 01:44:01 PM 199.97 22.54 177.42 6064.80 8712.60 01:45:01 PM 310.50 18.81 291.69 7706.76 15656.66 Average: 255.23 20.68 234.56 6885.78 12184.63 01:43:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:44:01 PM 29554736 31330868 3100976 9.50 2688 2096468 1380740 4.10 138752 2523616 276120 01:45:01 PM 28876968 31235680 3778744 11.57 2688 2670120 1416504 4.20 472196 2822300 260460 Average: 29215852 31283274 3439860 10.53 2688 2383294 1398622 4.15 305474 2672958 268290 01:43:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:44:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:44:01 PM eth0 479.06 293.32 2259.80 81.18 0.00 0.00 0.00 0.00 01:44:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:45:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:45:01 PM eth0 512.71 388.89 5397.71 63.28 0.00 0.00 0.00 0.00 01:45:01 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 495.88 341.10 3828.76 72.23 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) 03/31/2026 _x86_64_ (8 CPU) 13:42:46 LINUX RESTART (8 CPU) 01:43:01 PM CPU %user %nice %system %iowait %steal %idle 01:44:01 PM all 14.36 0.00 1.89 0.81 0.06 82.88 01:44:01 PM 0 13.62 0.00 1.44 0.68 0.07 84.20 01:44:01 PM 1 15.17 0.00 2.16 1.10 0.05 81.52 01:44:01 PM 2 18.56 0.00 2.47 0.45 0.07 78.45 01:44:01 PM 3 10.41 0.00 1.61 2.91 0.05 85.02 01:44:01 PM 4 7.60 0.00 1.77 0.55 0.05 90.02 01:44:01 PM 5 25.00 0.00 2.29 0.42 0.05 72.25 01:44:01 PM 6 13.60 0.00 1.52 0.22 0.07 84.60 01:44:01 PM 7 10.92 0.00 1.89 0.15 0.05 86.99 01:45:01 PM all 15.42 0.00 1.81 1.19 0.09 81.49 01:45:01 PM 0 6.27 0.00 1.51 0.44 0.10 91.68 01:45:01 PM 1 27.90 0.00 2.61 2.64 0.08 66.77 01:45:01 PM 2 24.91 0.00 3.03 2.81 0.08 69.17 01:45:01 PM 3 14.83 0.00 1.45 0.62 0.07 83.03 01:45:01 PM 4 10.09 0.00 1.54 1.14 0.07 87.17 01:45:01 PM 5 18.29 0.00 1.99 1.09 0.10 78.53 01:45:01 PM 6 12.59 0.00 1.45 0.75 0.08 85.12 01:45:01 PM 7 8.49 0.00 0.94 0.03 0.10 90.44 Average: all 14.89 0.00 1.85 1.00 0.07 82.18 Average: 0 9.95 0.00 1.47 0.56 0.08 87.94 Average: 1 21.53 0.00 2.38 1.87 0.07 74.15 Average: 2 21.73 0.00 2.75 1.63 0.08 73.81 Average: 3 12.62 0.00 1.53 1.76 0.06 84.02 Average: 4 8.85 0.00 1.66 0.85 0.06 88.59 Average: 5 21.65 0.00 2.14 0.75 0.08 75.38 Average: 6 13.09 0.00 1.49 0.48 0.08 84.86 Average: 7 9.70 0.00 1.41 0.09 0.08 88.72