---> uname -a: Linux prd-centos8-docker-8c-8g-21890.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 1072 27112 19 3705 30354 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:d4:32:a9 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.203/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86113sec preferred_lft 86113sec inet6 fe80::f816:3eff:fed4:32a9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:2a:46:43:47 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::42:2aff:fe46:4347/64 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) 02/26/2026 _x86_64_ (8 CPU) 03:38:04 LINUX RESTART (8 CPU) 03:39:03 AM tps rtps wtps bread/s bwrtn/s 03:40:01 AM 217.37 14.96 202.41 3307.69 10744.73 03:41:01 AM 401.28 4.82 396.47 1166.01 14487.74 03:42:01 AM 260.42 2.95 257.47 462.04 44762.84 Average: 293.87 7.49 286.38 1626.51 23474.34 03:39:03 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:40:01 AM 29178396 31101384 3477316 10.65 2688 2238628 1559476 4.63 188908 2818276 152904 03:41:01 AM 27681948 30004064 4973764 15.23 2688 2629712 2387580 7.08 391084 4077476 181964 03:42:01 AM 27814452 31126928 4841260 14.83 2688 3606172 1481044 4.39 650700 3636140 127476 Average: 28224932 30744125 4430780 13.57 2688 2824837 1809367 5.37 410231 3510631 154115 03:39:03 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 214.37 184.56 1712.36 43.92 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 450.35 377.92 5611.00 50.28 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 667.57 525.97 7108.39 1370.49 0.00 0.00 0.00 0.00 03:42:01 AM docker0 8.68 13.71 0.51 307.71 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 446.69 364.83 4845.51 493.27 0.00 0.00 0.00 0.00 Average: docker0 2.93 4.62 0.17 103.73 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) 02/26/2026 _x86_64_ (8 CPU) 03:38:04 LINUX RESTART (8 CPU) 03:39:03 AM CPU %user %nice %system %iowait %steal %idle 03:40:01 AM all 13.51 0.00 1.25 0.77 0.08 84.39 03:40:01 AM 0 13.56 0.00 1.33 1.07 0.10 83.94 03:40:01 AM 1 20.53 0.00 2.18 0.92 0.09 76.30 03:40:01 AM 2 10.95 0.00 0.98 0.90 0.10 87.06 03:40:01 AM 3 15.63 0.00 0.40 0.41 0.10 83.45 03:40:01 AM 4 16.49 0.00 1.78 0.50 0.07 81.15 03:40:01 AM 5 12.39 0.00 1.24 0.97 0.09 85.31 03:40:01 AM 6 9.96 0.00 1.21 0.59 0.07 88.18 03:40:01 AM 7 8.55 0.00 0.85 0.83 0.05 89.73 03:41:01 AM all 26.43 0.00 1.67 2.42 0.09 69.39 03:41:01 AM 0 29.22 0.00 1.39 0.64 0.08 68.67 03:41:01 AM 1 32.88 0.00 1.69 1.64 0.12 63.67 03:41:01 AM 2 26.72 0.00 1.49 0.72 0.08 70.99 03:41:01 AM 3 31.60 0.00 1.81 1.21 0.12 65.26 03:41:01 AM 4 22.65 0.00 1.07 0.75 0.08 75.44 03:41:01 AM 5 22.51 0.00 2.00 2.77 0.08 72.65 03:41:01 AM 6 24.68 0.00 1.49 0.59 0.08 73.16 03:41:01 AM 7 21.14 0.00 2.42 11.11 0.10 65.23 03:42:01 AM all 16.32 0.00 3.34 1.36 0.08 78.89 03:42:01 AM 0 12.30 0.00 3.02 0.66 0.08 83.94 03:42:01 AM 1 17.92 0.00 3.73 3.60 0.08 74.66 03:42:01 AM 2 15.01 0.00 3.89 0.93 0.08 80.09 03:42:01 AM 3 24.34 0.00 3.13 0.35 0.08 72.09 03:42:01 AM 4 17.12 0.00 3.47 0.87 0.08 78.45 03:42:01 AM 5 9.87 0.00 3.54 2.59 0.08 83.91 03:42:01 AM 6 16.93 0.00 3.12 1.38 0.07 78.51 03:42:01 AM 7 17.08 0.00 2.85 0.52 0.07 79.48 Average: all 18.81 0.00 2.09 1.53 0.09 77.48 Average: 0 18.42 0.00 1.92 0.78 0.09 78.79 Average: 1 23.82 0.00 2.54 2.06 0.10 71.49 Average: 2 17.64 0.00 2.13 0.85 0.09 79.30 Average: 3 23.94 0.00 1.79 0.66 0.10 73.50 Average: 4 18.78 0.00 2.11 0.71 0.08 78.32 Average: 5 14.96 0.00 2.27 2.12 0.08 80.57 Average: 6 17.26 0.00 1.95 0.85 0.07 79.87 Average: 7 15.65 0.00 2.05 4.18 0.07 78.04