---> uname -a: Linux prd-centos8-docker-8c-8g-1990.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 1047 27147 19 3695 30379 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:d7:c9:71 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.183/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86130sec preferred_lft 86130sec inet6 fe80::f816:3eff:fed7:c971/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:41:34:0d:7d 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::42:41ff:fe34:d7d/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) 01/22/2026 _x86_64_ (8 CPU) 03:37:19 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 227.30 14.41 212.89 3092.21 12167.60 03:40:01 AM 510.40 5.51 504.88 1231.06 14758.78 03:41:02 AM 233.82 3.05 230.77 539.29 44195.43 Average: 323.83 7.66 316.17 1621.01 23705.99 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29142432 31063428 3513280 10.76 2688 2236312 1564084 4.64 190336 2849564 129644 03:40:01 AM 27807648 30123408 4848064 14.85 2688 2621560 2310960 6.86 391576 3942328 174124 03:41:02 AM 27749588 31054672 4906124 15.02 2688 3597996 1567748 4.65 651664 3697376 140212 Average: 28233223 30747169 4422489 13.54 2688 2818623 1814264 5.38 411192 3496423 147993 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 224.95 191.17 2484.31 40.05 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 413.66 353.37 5414.88 50.67 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 03:41:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:02 AM eth0 673.04 548.97 7067.85 1370.20 0.00 0.00 0.00 0.00 03:41:02 AM docker0 8.90 12.35 0.54 307.54 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 437.19 364.48 4988.73 486.92 0.00 0.00 0.00 0.00 Average: docker0 2.97 4.11 0.18 102.50 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) 01/22/2026 _x86_64_ (8 CPU) 03:37:19 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 14.56 0.00 1.35 0.63 0.08 83.38 03:39:01 AM 0 15.60 0.00 1.32 0.43 0.10 82.55 03:39:01 AM 1 12.70 0.00 1.64 1.27 0.08 84.30 03:39:01 AM 2 7.09 0.00 1.17 1.10 0.08 90.55 03:39:01 AM 3 15.02 0.00 1.37 0.58 0.08 82.95 03:39:01 AM 4 12.18 0.00 0.68 0.15 0.08 86.90 03:39:01 AM 5 5.14 0.00 0.67 0.37 0.07 93.76 03:39:01 AM 6 19.77 0.00 1.99 0.75 0.05 77.44 03:39:01 AM 7 28.99 0.00 1.99 0.37 0.05 68.60 03:40:01 AM all 28.15 0.00 1.75 1.48 0.08 68.53 03:40:01 AM 0 22.38 0.00 1.43 0.15 0.08 75.96 03:40:01 AM 1 32.38 0.00 2.23 1.44 0.10 63.84 03:40:01 AM 2 28.24 0.00 2.42 5.06 0.07 64.21 03:40:01 AM 3 32.65 0.00 2.48 1.83 0.08 62.95 03:40:01 AM 4 26.44 0.00 1.49 0.59 0.08 71.40 03:40:01 AM 5 20.13 0.00 1.58 1.64 0.08 76.56 03:40:01 AM 6 37.52 0.00 0.90 0.07 0.08 61.43 03:40:01 AM 7 25.46 0.00 1.51 1.09 0.08 71.86 03:41:02 AM all 17.96 0.00 3.32 0.75 0.08 77.89 03:41:02 AM 0 12.07 0.00 2.74 0.10 0.08 85.00 03:41:02 AM 1 9.01 0.00 3.25 1.45 0.07 86.22 03:41:02 AM 2 28.26 0.00 4.90 2.19 0.08 64.56 03:41:02 AM 3 27.17 0.00 2.59 1.07 0.10 69.07 03:41:02 AM 4 17.46 0.00 2.82 0.20 0.08 79.44 03:41:02 AM 5 10.04 0.00 3.16 0.24 0.10 86.47 03:41:02 AM 6 20.54 0.00 3.80 0.42 0.07 75.17 03:41:02 AM 7 19.08 0.00 3.33 0.32 0.07 77.20 Average: all 20.22 0.00 2.14 0.95 0.08 76.61 Average: 0 16.69 0.00 1.83 0.23 0.09 81.17 Average: 1 18.04 0.00 2.37 1.39 0.08 78.12 Average: 2 21.17 0.00 2.83 2.78 0.08 73.15 Average: 3 24.93 0.00 2.15 1.16 0.09 71.68 Average: 4 18.69 0.00 1.66 0.31 0.08 79.25 Average: 5 11.77 0.00 1.80 0.75 0.08 85.61 Average: 6 25.94 0.00 2.23 0.41 0.07 71.35 Average: 7 24.52 0.00 2.27 0.59 0.07 72.55