---> uname -a: Linux prd-centos8-docker-4c-4g-3612.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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 12G 69G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 1003 10663 19 4095 14410 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:aa:18:e1 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.213/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86072sec preferred_lft 86072sec inet6 fe80::f816:3eff:feaa:18e1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:59:9f:13:dc 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::42:59ff:fe9f:13dc/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) 03/21/2026 _x86_64_ (4 CPU) 03:28:20 LINUX RESTART (4 CPU) 03:29:01 AM tps rtps wtps bread/s bwrtn/s 03:30:01 AM 228.78 4.38 224.40 280.62 12717.06 03:31:01 AM 174.91 3.22 171.69 798.40 21349.32 03:32:01 AM 1135.22 95.07 1040.15 1697.43 39103.02 03:33:01 AM 75.67 41.19 34.49 5515.36 5934.66 Average: 403.65 35.96 367.69 2073.03 19776.31 03:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:30:01 AM 12864956 14766264 3276576 20.30 2688 2107836 1469416 8.55 161376 2716544 80572 03:31:01 AM 11605500 14336376 4536032 28.10 2688 2917632 1956852 11.38 368284 3690720 295136 03:32:01 AM 10119520 13558520 6022012 37.31 2688 3434108 1733196 10.08 418808 4705648 6768 03:33:01 AM 9831580 13657396 6309952 39.09 2688 3815588 2136704 12.43 503620 4911368 64208 Average: 11105389 14079639 5036143 31.20 2688 3068791 1824042 10.61 363022 4006070 111671 03:29:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:01 AM eth0 181.10 149.61 1818.10 33.57 0.00 0.00 0.00 0.00 03:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:31:01 AM lo 6.21 6.21 4.57 4.57 0.00 0.00 0.00 0.00 03:31:01 AM eth0 457.41 313.56 5434.92 36.47 0.00 0.00 0.00 0.00 03:31:01 AM docker0 3.38 3.30 4.16 0.47 0.00 0.00 0.00 0.00 03:31:01 AM vethd10a70d 0.15 0.43 0.01 0.04 0.00 0.00 0.00 0.00 03:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:32:01 AM eth0 124.61 78.82 1028.74 13.35 0.00 0.00 0.00 0.00 03:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:33:01 AM eth0 173.06 129.31 2847.94 11.48 0.00 0.00 0.00 0.00 03:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.55 1.55 1.14 1.14 0.00 0.00 0.00 0.00 Average: eth0 234.05 167.83 2782.47 23.72 0.00 0.00 0.00 0.00 Average: docker0 0.85 0.82 1.04 0.12 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) 03/21/2026 _x86_64_ (4 CPU) 03:28:20 LINUX RESTART (4 CPU) 03:29:01 AM CPU %user %nice %system %iowait %steal %idle 03:30:01 AM all 23.59 0.00 2.16 1.13 0.10 73.02 03:30:01 AM 0 13.19 0.00 1.72 1.18 0.10 83.80 03:30:01 AM 1 19.85 0.00 1.71 1.15 0.08 77.21 03:30:01 AM 2 22.58 0.00 1.59 0.85 0.10 74.88 03:30:01 AM 3 38.78 0.00 3.64 1.32 0.10 56.16 03:31:01 AM all 46.31 0.08 3.84 0.93 0.12 48.71 03:31:01 AM 0 46.87 0.03 3.90 0.18 0.10 48.92 03:31:01 AM 1 41.15 0.03 3.51 1.74 0.12 53.45 03:31:01 AM 2 51.97 0.03 4.28 0.82 0.13 42.75 03:31:01 AM 3 45.24 0.24 3.69 0.99 0.12 49.72 03:32:01 AM all 29.65 0.00 8.89 7.00 0.12 54.33 03:32:01 AM 0 23.80 0.00 9.91 7.12 0.12 59.06 03:32:01 AM 1 20.51 0.00 8.96 8.57 0.14 61.83 03:32:01 AM 2 46.38 0.00 8.62 5.65 0.12 39.23 03:32:01 AM 3 27.99 0.00 8.08 6.67 0.10 57.16 03:33:01 AM all 51.13 0.00 1.82 0.54 0.09 46.41 03:33:01 AM 0 45.55 0.00 2.04 0.50 0.10 51.81 03:33:01 AM 1 61.21 0.00 1.57 0.38 0.08 36.75 03:33:01 AM 2 44.04 0.00 1.45 0.58 0.08 53.84 03:33:01 AM 3 53.73 0.00 2.23 0.70 0.08 43.25 Average: all 37.69 0.02 4.16 2.38 0.11 55.64 Average: 0 32.36 0.01 4.37 2.23 0.11 60.93 Average: 1 35.73 0.01 3.92 2.94 0.11 57.30 Average: 2 41.20 0.01 3.96 1.96 0.11 52.76 Average: 3 41.48 0.06 4.40 2.41 0.10 51.56