---> uname -a: Linux prd-centos8-docker-8c-8g-18557.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 1049 27148 19 3692 30377 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:f2:40:93 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.91/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86096sec preferred_lft 86096sec inet6 fe80::f816:3eff:fef2:4093/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b0:48:34:fa 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:b0ff:fe48:34fa/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) 02/20/2026 _x86_64_ (8 CPU) 03:37:47 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 240.05 28.51 211.55 7077.26 28294.34 03:40:01 AM 250.87 14.33 236.54 3093.24 11888.10 03:41:02 AM 391.80 7.17 384.64 1274.19 13008.25 03:42:01 AM 193.70 2.20 191.49 461.95 43487.17 Average: 269.41 13.10 256.32 2987.25 24089.13 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29637364 31282644 3018340 9.24 2688 1970172 1390308 4.13 143204 2451940 181816 03:40:01 AM 28837512 30819836 3818192 11.69 2688 2295432 1820104 5.40 197192 3139632 146836 03:41:02 AM 27605460 30047464 5050244 15.47 2688 2746588 2269724 6.73 401540 4130360 264612 03:42:01 AM 27799628 31104360 4856076 14.87 2688 3597524 1541788 4.57 652400 3648568 149312 Average: 28469991 30813576 4185713 12.82 2688 2652429 1755481 5.21 348584 3342625 185644 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 345.97 213.96 1716.35 60.69 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 287.55 247.75 2689.49 58.11 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 535.21 439.54 6537.14 56.00 0.00 0.00 0.00 0.00 03:41:02 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 478.74 388.77 5120.26 1388.47 0.00 0.00 0.00 0.00 03:42:01 AM docker0 9.73 12.67 0.56 313.56 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 411.58 322.22 4011.08 386.66 0.00 0.00 0.00 0.00 Average: docker0 2.40 3.13 0.14 77.41 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) 02/20/2026 _x86_64_ (8 CPU) 03:37:47 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 12.95 0.00 2.08 2.61 0.05 82.30 03:39:01 AM 0 9.88 0.00 1.24 0.08 0.08 88.72 03:39:01 AM 1 22.13 0.00 2.99 0.64 0.07 74.17 03:39:01 AM 2 9.53 0.00 1.76 4.03 0.03 84.65 03:39:01 AM 3 18.13 0.00 2.53 1.84 0.05 77.46 03:39:01 AM 4 18.33 0.00 1.97 10.71 0.05 68.94 03:39:01 AM 5 10.08 0.00 2.13 0.64 0.05 87.11 03:39:01 AM 6 8.07 0.00 2.09 2.31 0.07 87.45 03:39:01 AM 7 7.46 0.00 1.97 0.62 0.03 89.91 03:40:01 AM all 14.01 0.00 1.17 1.12 0.07 83.63 03:40:01 AM 0 19.03 0.00 1.44 1.42 0.10 78.01 03:40:01 AM 1 11.40 0.00 1.17 1.09 0.08 86.25 03:40:01 AM 2 11.45 0.00 0.84 1.14 0.07 86.51 03:40:01 AM 3 23.38 0.00 1.25 0.47 0.08 74.82 03:40:01 AM 4 10.32 0.00 1.24 1.40 0.05 86.99 03:40:01 AM 5 11.57 0.00 1.04 1.25 0.05 86.09 03:40:01 AM 6 11.55 0.00 1.12 0.87 0.08 86.38 03:40:01 AM 7 13.36 0.00 1.27 1.29 0.07 84.01 03:41:02 AM all 26.85 0.00 1.66 1.41 0.09 69.99 03:41:02 AM 0 18.08 0.00 2.40 3.34 0.10 76.07 03:41:02 AM 1 38.75 0.00 1.64 0.96 0.10 58.55 03:41:02 AM 2 37.01 0.00 1.10 0.75 0.10 61.04 03:41:02 AM 3 25.94 0.00 1.89 1.61 0.10 70.45 03:41:02 AM 4 26.93 0.00 2.03 1.41 0.10 69.53 03:41:02 AM 5 17.45 0.00 2.20 2.52 0.08 77.74 03:41:02 AM 6 23.74 0.00 1.16 0.34 0.08 74.68 03:41:02 AM 7 26.78 0.00 0.87 0.35 0.08 71.91 03:42:01 AM all 15.75 0.00 2.85 1.72 0.07 79.60 03:42:01 AM 0 14.91 0.00 2.65 0.43 0.07 81.95 03:42:01 AM 1 9.26 0.00 2.78 2.00 0.09 85.87 03:42:01 AM 2 12.67 0.00 2.98 1.01 0.07 83.27 03:42:01 AM 3 19.71 0.00 2.99 4.73 0.07 72.50 03:42:01 AM 4 19.01 0.00 3.09 1.15 0.09 76.66 03:42:01 AM 5 18.37 0.00 2.81 2.76 0.07 75.99 03:42:01 AM 6 11.64 0.00 2.50 0.12 0.07 85.68 03:42:01 AM 7 20.45 0.00 3.01 1.59 0.07 74.88 Average: all 17.39 0.00 1.94 1.71 0.07 78.88 Average: 0 15.47 0.00 1.93 1.32 0.09 81.19 Average: 1 20.43 0.00 2.15 1.17 0.08 76.17 Average: 2 17.69 0.00 1.66 1.74 0.07 78.84 Average: 3 21.80 0.00 2.16 2.15 0.08 73.82 Average: 4 18.64 0.00 2.08 3.68 0.07 75.53 Average: 5 14.34 0.00 2.04 1.79 0.06 81.77 Average: 6 13.75 0.00 1.71 0.91 0.08 83.54 Average: 7 16.99 0.00 1.77 0.96 0.06 80.21