---> uname -a: Linux prd-centos8-docker-8c-8g-16884.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 1041 27233 19 3615 30388 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:77:c8:ed brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.188/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86133sec preferred_lft 86133sec inet6 fe80::f816:3eff:fe77:c8ed/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:2c:d8:d2:bf 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::42:2cff:fed8:d2bf/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) 02/14/2026 _x86_64_ (8 CPU) 17:11:20 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 222.98 14.55 208.43 3200.13 11221.79 05:14:01 PM 406.20 4.82 401.38 1166.01 15263.83 05:15:01 PM 236.75 2.45 234.31 393.74 41840.44 Average: 288.64 7.27 281.37 1586.63 22775.35 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 29211360 31126032 3444352 10.55 2688 2230356 1971948 5.85 189528 2789356 167300 05:14:01 PM 27884648 30212456 4771064 14.61 2688 2634756 2144012 6.36 395700 3868436 193056 05:15:01 PM 27882312 31104136 4773400 14.62 2688 3518620 1552604 4.61 641040 3591796 149308 Average: 28326107 30814208 4329605 13.26 2688 2794577 1889521 5.61 408756 3416529 169888 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 213.88 180.62 2294.86 47.42 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 436.79 369.93 5819.24 51.67 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 518.78 438.84 5994.78 1273.56 0.00 0.00 0.00 0.00 05:15:01 PM docker0 6.65 15.16 0.51 256.90 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 389.81 329.80 4702.96 457.55 0.00 0.00 0.00 0.00 Average: docker0 2.22 5.05 0.17 85.63 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) 02/14/2026 _x86_64_ (8 CPU) 17:11:20 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 13.62 0.00 1.23 1.18 0.06 83.92 05:13:01 PM 0 11.47 0.00 1.37 1.27 0.05 85.84 05:13:01 PM 1 15.27 0.00 1.14 1.42 0.08 82.09 05:13:01 PM 2 14.50 0.00 2.06 2.01 0.07 81.37 05:13:01 PM 3 14.67 0.00 0.60 0.28 0.07 84.38 05:13:01 PM 4 17.10 0.00 0.85 0.67 0.05 81.33 05:13:01 PM 5 15.25 0.00 1.82 1.37 0.05 81.51 05:13:01 PM 6 8.06 0.00 0.90 0.87 0.05 90.12 05:13:01 PM 7 12.64 0.00 1.09 1.55 0.03 84.69 05:14:01 PM all 27.13 0.00 1.63 3.05 0.09 68.10 05:14:01 PM 0 24.75 0.00 1.91 3.91 0.10 69.33 05:14:01 PM 1 29.63 0.00 1.21 2.77 0.08 66.31 05:14:01 PM 2 24.00 0.00 2.12 3.26 0.08 70.54 05:14:01 PM 3 31.23 0.00 1.79 3.05 0.08 63.84 05:14:01 PM 4 21.04 0.00 1.68 2.50 0.08 74.70 05:14:01 PM 5 28.82 0.00 1.46 3.67 0.08 65.96 05:14:01 PM 6 24.97 0.00 2.14 5.11 0.08 67.70 05:14:01 PM 7 32.61 0.00 0.72 0.13 0.10 66.44 05:15:01 PM all 16.30 0.00 2.51 2.68 0.08 78.43 05:15:01 PM 0 8.78 0.00 2.70 2.50 0.08 85.93 05:15:01 PM 1 23.96 0.00 2.15 1.91 0.07 71.91 05:15:01 PM 2 25.29 0.00 3.44 5.43 0.10 65.74 05:15:01 PM 3 22.11 0.00 2.37 3.39 0.07 72.06 05:15:01 PM 4 8.98 0.00 2.85 3.31 0.07 84.79 05:15:01 PM 5 8.61 0.00 2.27 2.22 0.07 86.84 05:15:01 PM 6 11.55 0.00 2.02 1.30 0.10 85.03 05:15:01 PM 7 21.14 0.00 2.27 1.38 0.07 75.15 Average: all 19.01 0.00 1.79 2.30 0.07 76.82 Average: 0 15.00 0.00 1.99 2.56 0.08 80.37 Average: 1 22.94 0.00 1.50 2.03 0.08 73.45 Average: 2 21.25 0.00 2.54 3.56 0.08 72.56 Average: 3 22.66 0.00 1.59 2.24 0.07 73.44 Average: 4 15.71 0.00 1.79 2.16 0.07 80.27 Average: 5 17.56 0.00 1.85 2.42 0.07 78.10 Average: 6 14.84 0.00 1.68 2.42 0.08 80.97 Average: 7 22.13 0.00 1.36 1.02 0.07 75.43