---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-57600 6.8.0-138-generic #138-Ubuntu SMP PREEMPT_DYNAMIC Fri Jul 31 22:41:49 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 2 On-line CPU(s) list: 0,1 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 Stepping: 0 BogoMIPS: 5600.00 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 clzero xsaveerptr wbnoinvd arat npt lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 64 KiB (2 instances) L1i cache: 64 KiB (2 instances) L2 cache: 1 MiB (2 instances) L3 cache: 32 MiB (2 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0,1 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Vulnerable: Safe RET, no microcode Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 795M 1.1M 794M 1% /run /dev/vda1 38G 8.1G 30G 22% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda16 881M 117M 703M 15% /boot /dev/vda15 105M 6.2M 99M 6% /boot/efi tmpfs 795M 16K 795M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7941 765 5086 4 2384 7176 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 noprefixroute valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:0a:58:96 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.74/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79901sec preferred_lft 79901sec inet6 fe80::f816:3eff:fe0a:5896/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-57600) 09/23/26 _x86_64_ (2 CPU) 01:04:01 LINUX RESTART (2 CPU) 01:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:37 1.40 0.01 1.39 0.00 0.06 16.92 16.22 01:30:17 1.56 0.00 1.52 0.03 0.00 19.03 47.75 01:40:01 2.02 0.34 1.65 0.02 44.66 108.86 47.26 01:50:47 1.33 0.00 1.31 0.02 0.00 15.92 0.15 02:00:07 15.78 0.00 1.59 14.19 0.16 19.51 117655.28 02:10:01 1.39 0.00 1.38 0.01 0.00 16.29 0.09 02:20:17 1.43 0.00 1.43 0.00 0.00 16.50 0.00 02:30:47 1.61 0.00 1.60 0.01 0.00 19.20 406.13 02:40:07 1.43 0.00 1.43 0.00 0.00 16.79 0.00 02:50:34 26.06 2.88 20.99 2.19 219.74 3458.71 757.22 Average: 5.39 0.33 3.50 1.56 27.18 383.86 11053.58 01:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:37 6286356 7534152 285836 3.51 30676 1424008 532392 5.80 443600 1184216 124 01:30:17 6273804 7522140 297928 3.66 30868 1424340 532600 5.80 443672 1184740 184 01:40:01 6215080 7503396 315676 3.88 31508 1463176 734804 8.00 462180 1214132 124 01:50:47 6214868 7503876 315228 3.88 31724 1463656 734804 8.00 462268 1214688 156 02:00:07 6221556 7511208 307744 3.78 31940 1464036 734808 8.00 462392 1215268 200 02:10:01 6229144 7519280 299696 3.69 32136 1464320 734808 8.00 462464 1215748 240 02:20:17 6228140 7518772 300160 3.69 32288 1464684 734816 8.00 462412 1216236 176 02:30:47 6228208 7519404 299480 3.68 32468 1465012 734868 8.00 462392 1216772 124 02:40:07 6227956 7519628 299252 3.68 32612 1465340 735000 8.01 462796 1217244 172 02:50:34 5370148 7453508 320692 3.94 90128 2161596 760700 8.29 561576 1925172 4016 Average: 6149526 7510536 304169 3.74 37635 1526017 696960 7.59 468575 1280422 552 01:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:37 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:37 ens3 1.50 0.19 0.30 0.14 0.00 0.00 0.00 0.00 01:30:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:17 ens3 0.59 0.06 0.11 0.05 0.00 0.00 0.00 0.00 01:40:01 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 1.95 0.63 3.80 0.88 0.00 0.00 0.00 0.00 01:50:47 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:47 ens3 0.43 0.03 0.04 0.01 0.00 0.00 0.00 0.00 02:00:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:07 ens3 0.42 0.04 0.06 0.02 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 0.42 0.10 0.13 0.09 0.00 0.00 0.00 0.00 02:20:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:17 ens3 0.33 0.06 0.07 0.03 0.00 0.00 0.00 0.00 02:30:47 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:47 ens3 0.68 0.16 0.23 0.14 0.00 0.00 0.00 0.00 02:40:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:07 ens3 0.43 0.08 0.11 0.06 0.00 0.00 0.00 0.00 02:50:34 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 02:50:34 ens3 82.74 62.33 340.82 15.68 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 9.27 6.61 35.88 1.77 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-57600) 09/23/26 _x86_64_ (2 CPU) 01:04:01 LINUX RESTART (2 CPU) 01:10:01 CPU %user %nice %system %iowait %steal %idle 01:20:37 all 0.30 0.00 0.08 0.01 0.00 99.61 01:20:37 0 0.46 0.00 0.06 0.01 0.00 99.47 01:20:37 1 0.13 0.00 0.11 0.02 0.00 99.74 01:30:17 all 0.29 0.00 0.19 0.01 0.00 99.51 01:30:17 0 0.47 0.00 0.13 0.01 0.00 99.38 01:30:17 1 0.10 0.00 0.24 0.02 0.00 99.64 01:40:01 all 0.44 0.00 0.13 0.03 0.00 99.40 01:40:01 0 0.50 0.00 0.08 0.02 0.00 99.40 01:40:01 1 0.38 0.00 0.17 0.04 0.00 99.40 01:50:47 all 0.27 0.00 0.07 0.01 0.00 99.65 01:50:47 0 0.48 0.00 0.04 0.01 0.00 99.47 01:50:47 1 0.06 0.00 0.09 0.02 0.00 99.83 02:00:07 all 0.25 0.00 0.20 0.04 0.00 99.50 02:00:07 0 0.43 0.00 0.18 0.06 0.00 99.33 02:00:07 1 0.08 0.00 0.22 0.03 0.00 99.68 02:10:01 all 0.23 0.00 0.07 0.01 0.00 99.68 02:10:01 0 0.41 0.00 0.05 0.00 0.00 99.54 02:10:01 1 0.05 0.00 0.09 0.03 0.01 99.82 02:20:17 all 0.24 0.00 0.07 0.01 0.00 99.67 02:20:17 0 0.44 0.00 0.05 0.00 0.00 99.51 02:20:17 1 0.05 0.00 0.09 0.03 0.00 99.83 02:30:47 all 0.29 0.00 0.16 0.01 0.00 99.53 02:30:47 0 0.51 0.00 0.15 0.00 0.00 99.34 02:30:47 1 0.07 0.00 0.18 0.03 0.00 99.72 02:40:07 all 0.25 0.00 0.08 0.01 0.00 99.66 02:40:07 0 0.45 0.00 0.06 0.00 0.00 99.49 02:40:07 1 0.06 0.00 0.09 0.03 0.00 99.83 02:50:34 all 14.16 0.00 1.99 0.65 0.01 83.19 02:50:34 0 13.92 0.00 2.01 0.73 0.01 83.33 02:50:34 1 14.40 0.00 1.96 0.57 0.01 83.06 Average: all 1.73 0.00 0.31 0.08 0.00 97.88 Average: 0 1.86 0.00 0.29 0.09 0.00 97.77 Average: 1 1.59 0.00 0.33 0.08 0.00 97.99