---> uname -a: Linux prd-centos8-docker-8c-8g-3789.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 1008 28123 19 2758 30433 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:c4:59:08 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.155/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86182sec preferred_lft 86182sec inet6 fe80::f816:3eff:fec4:5908/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:17:52:ac:f2 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) 04/20/2026 _x86_64_ (8 CPU) 14:30:13 LINUX RESTART (8 CPU) 02:31:01 PM tps rtps wtps bread/s bwrtn/s 02:32:01 PM 237.38 17.34 220.04 3874.46 11960.70 02:33:01 PM 181.47 2.48 178.99 518.18 17069.99 Average: 209.43 9.91 199.52 2196.60 14514.92 02:31:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:32:01 PM 28677812 30742008 3977900 12.18 2688 2379304 1821624 5.40 181892 3326468 271164 02:33:01 PM 27472384 29801744 5183328 15.87 2688 2638540 2625980 7.79 276076 4406540 53184 Average: 28075098 30271876 4580614 14.03 2688 2508922 2223802 6.60 228984 3866504 162174 02:31:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:32:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 PM eth0 270.08 215.08 3590.03 35.13 0.00 0.00 0.00 0.00 02:32:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:33:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:33:01 PM eth0 268.19 212.05 3714.42 32.09 0.00 0.00 0.00 0.00 02:33:01 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 269.14 213.56 3652.21 33.61 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) 04/20/2026 _x86_64_ (8 CPU) 14:30:13 LINUX RESTART (8 CPU) 02:31:01 PM CPU %user %nice %system %iowait %steal %idle 02:32:01 PM all 17.40 0.00 1.39 0.70 0.08 80.44 02:32:01 PM 0 15.82 0.00 1.22 0.89 0.08 81.99 02:32:01 PM 1 14.82 0.00 0.99 0.92 0.07 83.21 02:32:01 PM 2 17.83 0.00 1.74 0.75 0.08 79.59 02:32:01 PM 3 30.41 0.00 3.19 1.37 0.13 64.89 02:32:01 PM 4 25.63 0.00 1.60 0.53 0.07 72.17 02:32:01 PM 5 19.48 0.00 0.80 0.13 0.07 79.52 02:32:01 PM 6 6.78 0.00 0.79 0.69 0.05 91.70 02:32:01 PM 7 8.35 0.00 0.75 0.34 0.08 90.48 02:33:01 PM all 36.17 0.00 1.25 0.58 0.11 61.89 02:33:01 PM 0 37.11 0.00 0.78 0.07 0.12 61.92 02:33:01 PM 1 44.92 0.00 1.39 0.49 0.12 53.09 02:33:01 PM 2 30.82 0.00 1.74 1.14 0.10 66.21 02:33:01 PM 3 32.55 0.00 0.75 0.28 0.12 66.29 02:33:01 PM 4 49.06 0.00 1.64 1.47 0.12 47.71 02:33:01 PM 5 18.21 0.00 1.12 0.08 0.08 80.50 02:33:01 PM 6 44.57 0.00 1.47 0.75 0.12 53.09 02:33:01 PM 7 32.16 0.00 1.14 0.33 0.12 66.25 Average: all 26.78 0.00 1.32 0.64 0.10 71.16 Average: 0 26.47 0.00 1.00 0.48 0.10 71.95 Average: 1 29.86 0.00 1.19 0.70 0.09 68.15 Average: 2 24.33 0.00 1.74 0.94 0.09 72.90 Average: 3 31.48 0.00 1.97 0.83 0.13 65.59 Average: 4 37.34 0.00 1.62 1.00 0.09 59.94 Average: 5 18.85 0.00 0.96 0.11 0.08 80.01 Average: 6 25.67 0.00 1.13 0.72 0.08 72.40 Average: 7 20.27 0.00 0.95 0.33 0.10 78.35