---> uname -a: Linux prd-centos8-docker-8c-8g-1000.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 1002 28303 19 2585 30445 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:bc:a3:fd brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.226/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86234sec preferred_lft 86234sec inet6 fe80::f816:3eff:febc:a3fd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:91:20:1e:4a 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) 12:47:47 LINUX RESTART (8 CPU) 12:48:02 PM tps rtps wtps bread/s bwrtn/s 12:49:01 PM 294.12 19.87 274.25 4442.64 9602.32 12:50:01 PM 238.30 15.71 222.59 3018.19 13944.45 Average: 265.98 17.77 248.21 3724.49 11791.44 12:48:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:49:01 PM 29521060 31296872 3134652 9.60 2688 2096132 1348472 4.00 140084 2555804 276060 12:50:01 PM 28906452 31107972 3749260 11.48 2688 2515144 1522256 4.52 367824 2906608 266404 Average: 29213756 31202422 3441956 10.54 2688 2305638 1435364 4.26 253954 2731206 271232 12:48:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:49:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:49:01 PM eth0 401.66 256.75 2287.77 78.47 0.00 0.00 0.00 0.00 12:49:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 PM eth0 461.98 318.31 4991.39 51.79 0.00 0.00 0.00 0.00 12:50:01 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 432.07 287.79 3650.82 65.02 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) 12:47:47 LINUX RESTART (8 CPU) 12:48:02 PM CPU %user %nice %system %iowait %steal %idle 12:49:01 PM all 14.38 0.00 1.89 0.68 0.06 83.00 12:49:01 PM 0 12.40 0.00 2.08 2.82 0.05 82.64 12:49:01 PM 1 16.78 0.00 1.00 0.31 0.07 81.84 12:49:01 PM 2 28.39 0.00 3.52 0.73 0.07 67.30 12:49:01 PM 3 23.40 0.00 3.43 0.51 0.07 72.59 12:49:01 PM 4 8.55 0.00 1.34 0.61 0.03 89.46 12:49:01 PM 5 5.94 0.00 1.67 0.22 0.05 92.12 12:49:01 PM 6 9.07 0.00 1.24 0.14 0.07 89.49 12:49:01 PM 7 10.48 0.00 0.85 0.08 0.03 88.55 12:50:01 PM all 10.31 0.00 1.24 3.81 0.07 84.56 12:50:01 PM 0 14.64 0.00 1.12 2.04 0.07 82.13 12:50:01 PM 1 8.91 0.00 1.47 4.69 0.08 84.84 12:50:01 PM 2 12.84 0.00 0.75 2.88 0.07 83.46 12:50:01 PM 3 6.48 0.00 0.82 1.61 0.05 91.04 12:50:01 PM 4 14.46 0.00 1.41 3.80 0.08 80.25 12:50:01 PM 5 5.01 0.00 1.44 0.82 0.05 92.68 12:50:01 PM 6 9.20 0.00 1.78 13.47 0.07 75.49 12:50:01 PM 7 10.96 0.00 1.15 1.19 0.08 86.62 Average: all 12.33 0.00 1.56 2.26 0.06 83.79 Average: 0 13.53 0.00 1.59 2.43 0.06 82.39 Average: 1 12.82 0.00 1.24 2.51 0.08 83.35 Average: 2 20.55 0.00 2.12 1.81 0.07 75.44 Average: 3 14.86 0.00 2.11 1.06 0.06 81.90 Average: 4 11.53 0.00 1.38 2.22 0.06 84.82 Average: 5 5.47 0.00 1.55 0.52 0.05 92.40 Average: 6 9.13 0.00 1.51 6.85 0.07 82.44 Average: 7 10.72 0.00 1.00 0.64 0.06 87.57