---> uname -a: Linux prd-centos8-docker-8c-8g-16997.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 1067 27127 19 3694 30359 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:b1:82:17 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.19/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:feb1:8217/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:84:a1:6d:47 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::42:84ff:fea1:6d47/64 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) 02/15/2026 _x86_64_ (8 CPU) 03:37:48 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 255.54 30.33 225.20 7400.45 10723.89 03:40:01 AM 478.74 18.61 460.13 4266.58 15078.99 03:41:01 AM 252.44 2.20 250.24 91.95 37955.09 03:42:01 AM 113.66 1.92 111.75 415.46 15895.90 Average: 275.09 13.27 261.83 3043.67 19913.84 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29575344 31298172 3080368 9.43 2688 2042324 1357832 4.03 140232 2500768 220008 03:40:01 AM 28358952 30501572 4296760 13.16 2688 2451588 1953312 5.80 229812 3569820 187644 03:41:01 AM 26772504 29872452 5883208 18.02 2688 3397200 2401620 7.13 526624 4807644 45712 03:42:01 AM 27739732 31046876 4915980 15.05 2688 3599480 1591088 4.72 824700 3534744 82664 Average: 28111633 30679768 4544079 13.92 2688 2872648 1825963 5.42 430342 3603244 134007 03:38:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 396.78 256.17 1876.09 73.17 0.00 0.00 0.00 0.00 03:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 439.05 391.62 4336.71 70.51 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 639.51 466.88 9275.11 49.97 0.00 0.00 0.00 0.00 03:41:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 242.97 264.51 510.80 2333.58 0.00 0.00 0.00 0.00 03:42:01 AM docker0 9.11 11.91 0.53 307.64 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 429.59 344.80 3999.81 631.76 0.00 0.00 0.00 0.00 Average: docker0 2.28 2.98 0.13 76.90 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) 02/15/2026 _x86_64_ (8 CPU) 03:37:48 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 14.93 0.00 2.26 0.66 0.06 82.09 03:39:01 AM 0 5.80 0.00 1.96 0.12 0.10 92.03 03:39:01 AM 1 21.09 0.00 2.92 0.90 0.07 75.02 03:39:01 AM 2 14.43 0.00 2.09 0.50 0.07 82.92 03:39:01 AM 3 22.66 0.00 2.96 0.38 0.03 73.96 03:39:01 AM 4 10.34 0.00 1.44 0.27 0.05 87.91 03:39:01 AM 5 20.80 0.00 2.44 2.41 0.03 74.32 03:39:01 AM 6 15.71 0.00 2.88 0.42 0.05 80.94 03:39:01 AM 7 8.59 0.00 1.42 0.28 0.07 89.64 03:40:01 AM all 22.27 0.00 1.68 1.31 0.09 74.65 03:40:01 AM 0 18.39 0.00 1.39 1.12 0.08 79.02 03:40:01 AM 1 14.75 0.00 1.81 1.22 0.08 82.13 03:40:01 AM 2 23.38 0.00 2.36 2.83 0.10 71.32 03:40:01 AM 3 34.93 0.00 1.86 1.29 0.10 61.82 03:40:01 AM 4 18.27 0.00 1.30 0.84 0.08 79.51 03:40:01 AM 5 27.80 0.00 1.91 1.49 0.10 68.70 03:40:01 AM 6 23.47 0.00 1.44 0.89 0.08 74.12 03:40:01 AM 7 17.14 0.00 1.39 0.80 0.08 80.58 03:41:01 AM all 25.16 0.00 2.16 0.93 0.07 71.68 03:41:01 AM 0 16.46 0.00 1.60 0.10 0.07 81.77 03:41:01 AM 1 26.08 0.00 2.07 1.14 0.07 70.65 03:41:01 AM 2 23.90 0.00 3.30 1.50 0.08 71.22 03:41:01 AM 3 25.20 0.00 2.13 1.01 0.07 71.59 03:41:01 AM 4 15.20 0.00 2.15 0.57 0.07 82.02 03:41:01 AM 5 32.47 0.00 1.29 0.27 0.05 65.92 03:41:01 AM 6 38.71 0.00 2.77 2.25 0.08 56.18 03:41:01 AM 7 23.29 0.00 2.00 0.57 0.07 74.08 03:42:01 AM all 10.55 0.00 2.51 0.27 0.07 86.60 03:42:01 AM 0 7.28 0.00 2.19 0.40 0.08 90.04 03:42:01 AM 1 13.00 0.00 2.95 0.22 0.08 83.75 03:42:01 AM 2 15.68 0.00 3.53 0.25 0.08 80.45 03:42:01 AM 3 7.49 0.00 2.15 0.08 0.07 90.21 03:42:01 AM 4 17.85 0.00 2.83 0.42 0.05 78.85 03:42:01 AM 5 9.00 0.00 1.83 0.05 0.07 89.05 03:42:01 AM 6 5.27 0.00 2.18 0.12 0.07 92.37 03:42:01 AM 7 8.86 0.00 2.44 0.59 0.07 88.05 Average: all 18.22 0.00 2.15 0.79 0.07 78.76 Average: 0 11.98 0.00 1.78 0.44 0.08 85.72 Average: 1 18.72 0.00 2.44 0.87 0.08 77.89 Average: 2 19.34 0.00 2.82 1.27 0.08 76.49 Average: 3 22.58 0.00 2.27 0.69 0.07 74.39 Average: 4 15.41 0.00 1.93 0.52 0.06 82.07 Average: 5 22.52 0.00 1.87 1.06 0.06 74.50 Average: 6 20.78 0.00 2.32 0.92 0.07 75.92 Average: 7 14.46 0.00 1.81 0.56 0.07 83.10