---> uname -a: Linux prd-centos8-docker-8c-8g-2490.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 1059 27215 19 3615 30371 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:96:80:06 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.156/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86155sec preferred_lft 86155sec inet6 fe80::f816:3eff:fe96:8006/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:25:d6:d7:b7 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::42:25ff:fed6:d7b7/64 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) 03/05/2026 _x86_64_ (8 CPU) 17:11:27 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 228.26 14.63 213.63 3204.67 10714.83 05:14:01 PM 537.35 6.36 530.99 1206.80 16732.56 05:15:01 PM 181.37 2.70 178.67 507.03 41120.33 Average: 315.67 7.90 307.77 1639.41 22856.58 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 29203204 31117668 3452508 10.57 2688 2230264 1571512 4.66 189784 2797388 169020 05:14:01 PM 27652424 30106028 5003288 15.32 2688 2758392 2256620 6.70 401468 4085196 302096 05:15:01 PM 27889260 31119616 4766452 14.60 2688 3526496 1503172 4.46 812680 3411304 164436 Average: 28248296 30781104 4407416 13.50 2688 2838384 1777101 5.27 467977 3431296 211851 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 231.04 194.60 2357.45 51.01 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 644.25 535.57 7792.73 69.04 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 413.40 383.96 4026.59 2378.70 0.00 0.00 0.00 0.00 05:15:01 PM docker0 6.96 14.68 0.53 257.01 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 429.58 371.39 4725.72 832.96 0.00 0.00 0.00 0.00 Average: docker0 2.32 4.89 0.18 85.68 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) 03/05/2026 _x86_64_ (8 CPU) 17:11:27 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 14.73 0.00 1.25 0.59 0.07 83.36 05:13:01 PM 0 8.81 0.00 0.88 0.67 0.07 89.57 05:13:01 PM 1 11.29 0.00 1.14 0.57 0.07 86.94 05:13:01 PM 2 4.73 0.00 0.94 0.82 0.08 93.43 05:13:01 PM 3 15.83 0.00 0.85 0.13 0.07 83.11 05:13:01 PM 4 7.02 0.00 1.12 0.94 0.05 90.87 05:13:01 PM 5 24.35 0.00 2.25 0.85 0.08 72.46 05:13:01 PM 6 21.35 0.00 0.95 0.42 0.07 77.21 05:13:01 PM 7 24.39 0.00 1.90 0.33 0.07 73.30 05:14:01 PM all 28.77 0.00 1.96 1.22 0.09 67.96 05:14:01 PM 0 23.47 0.00 1.32 1.17 0.08 73.94 05:14:01 PM 1 20.61 0.00 2.52 1.26 0.10 75.51 05:14:01 PM 2 39.47 0.00 0.99 0.32 0.08 59.14 05:14:01 PM 3 38.29 0.00 1.67 1.05 0.10 58.88 05:14:01 PM 4 33.48 0.00 1.41 1.01 0.08 64.02 05:14:01 PM 5 19.26 0.00 1.27 0.27 0.07 79.13 05:14:01 PM 6 23.12 0.00 3.31 3.61 0.08 69.87 05:14:01 PM 7 32.42 0.00 3.22 1.06 0.08 63.22 05:15:01 PM all 17.94 0.00 2.73 0.69 0.08 78.56 05:15:01 PM 0 9.69 0.00 2.15 0.12 0.07 87.98 05:15:01 PM 1 21.37 0.00 3.39 1.71 0.08 73.43 05:15:01 PM 2 28.64 0.00 2.75 0.84 0.08 67.69 05:15:01 PM 3 8.07 0.00 2.53 0.52 0.07 88.81 05:15:01 PM 4 16.92 0.00 3.46 0.82 0.08 78.71 05:15:01 PM 5 15.59 0.00 3.22 0.39 0.07 80.74 05:15:01 PM 6 23.09 0.00 2.42 0.64 0.08 73.77 05:15:01 PM 7 20.18 0.00 1.95 0.45 0.07 77.34 Average: all 20.47 0.00 1.98 0.83 0.08 76.63 Average: 0 13.98 0.00 1.45 0.65 0.07 83.84 Average: 1 17.74 0.00 2.35 1.18 0.08 78.65 Average: 2 24.27 0.00 1.56 0.66 0.08 73.43 Average: 3 20.74 0.00 1.68 0.57 0.08 76.93 Average: 4 19.13 0.00 1.99 0.92 0.07 77.88 Average: 5 19.74 0.00 2.25 0.50 0.07 77.44 Average: 6 22.52 0.00 2.22 1.55 0.08 73.63 Average: 7 25.67 0.00 2.36 0.61 0.07 71.28