---> uname -a: Linux prd-centos8-docker-8c-8g-834.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: 2800.000 BogoMIPS: 5600.00 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 983 28155 19 2751 30461 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:26:1b:02 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.22/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86237sec preferred_lft 86237sec inet6 fe80::f816:3eff:fe26:1b02/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f5:98:4c:31 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) 09:23:17 LINUX RESTART (8 CPU) 09:24:01 AM tps rtps wtps bread/s bwrtn/s 09:25:01 AM 175.69 17.53 158.16 7661.86 10654.57 09:26:01 AM 248.97 2.45 246.52 124.76 19688.65 Average: 212.33 9.99 202.34 3893.31 15171.61 09:24:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:25:01 AM 29136344 31179488 3519368 10.78 2688 2361728 2017916 5.99 265888 2795132 205124 09:26:01 AM 28761144 31128464 3894568 11.93 2688 2678180 1547632 4.59 473556 2936876 31420 Average: 28948744 31153976 3706968 11.35 2688 2519954 1782774 5.29 369722 2866004 118272 09:24:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:25:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:25:01 AM eth0 167.99 124.61 2105.80 24.51 0.00 0.00 0.00 0.00 09:25:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:26:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:26:01 AM eth0 411.70 316.51 4832.07 48.60 0.00 0.00 0.00 0.00 09:26:01 AM 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 289.85 220.56 3468.94 36.55 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) 09:23:17 LINUX RESTART (8 CPU) 09:24:01 AM CPU %user %nice %system %iowait %steal %idle 09:25:01 AM all 12.54 0.00 1.29 0.70 0.06 85.41 09:25:01 AM 0 10.01 0.00 1.29 0.87 0.07 87.77 09:25:01 AM 1 9.72 0.00 1.02 1.04 0.05 88.18 09:25:01 AM 2 22.07 0.00 2.19 0.60 0.07 75.08 09:25:01 AM 3 13.68 0.00 1.79 1.57 0.08 82.88 09:25:01 AM 4 4.56 0.00 0.65 0.30 0.07 94.42 09:25:01 AM 5 10.34 0.00 0.85 0.23 0.05 88.53 09:25:01 AM 6 18.44 0.00 1.47 0.48 0.05 79.56 09:25:01 AM 7 11.52 0.00 1.08 0.50 0.03 86.87 09:26:01 AM all 13.12 0.00 1.41 0.90 0.06 84.51 09:26:01 AM 0 8.10 0.00 1.32 0.95 0.08 89.55 09:26:01 AM 1 13.66 0.00 1.82 1.40 0.07 83.05 09:26:01 AM 2 17.40 0.00 0.95 0.68 0.07 80.90 09:26:01 AM 3 17.97 0.00 1.42 0.59 0.07 79.96 09:26:01 AM 4 3.43 0.00 0.92 0.47 0.05 95.13 09:26:01 AM 5 23.53 0.00 1.89 0.90 0.05 73.63 09:26:01 AM 6 14.52 0.00 1.65 0.74 0.07 83.03 09:26:01 AM 7 6.35 0.00 1.32 1.45 0.05 90.83 Average: all 12.83 0.00 1.35 0.80 0.06 84.96 Average: 0 9.06 0.00 1.30 0.91 0.08 88.66 Average: 1 11.69 0.00 1.42 1.22 0.06 85.61 Average: 2 19.73 0.00 1.57 0.64 0.07 77.99 Average: 3 15.83 0.00 1.61 1.08 0.08 81.42 Average: 4 4.00 0.00 0.79 0.38 0.06 94.77 Average: 5 16.93 0.00 1.37 0.57 0.05 81.08 Average: 6 16.48 0.00 1.56 0.61 0.06 81.29 Average: 7 8.93 0.00 1.20 0.98 0.04 88.85