---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-7773 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: 5599.99 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 798 5027 4 2410 7143 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:34:38:3e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.108/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79056sec preferred_lft 79056sec inet6 fe80::f816:3eff:fe34:383e/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-7773) 09/13/26 _x86_64_ (2 CPU) 00:02:00 LINUX RESTART (2 CPU) 00:10:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:07 1.49 0.01 1.46 0.02 0.07 17.45 50.34 00:30:12 14.71 0.00 1.57 13.13 0.15 18.80 108116.65 00:40:12 25.53 2.84 20.40 2.30 223.83 3552.01 1058.43 00:50:12 1.29 0.00 1.27 0.02 0.00 20.72 1.01 01:00:12 1.51 0.00 1.47 0.04 0.00 23.24 1.67 01:10:12 1.54 0.00 1.53 0.01 0.00 129.81 0.84 01:20:12 1.41 0.00 1.41 0.00 0.00 17.53 0.00 01:30:12 1.58 0.00 1.57 0.01 0.00 20.04 0.55 01:40:12 1.30 0.00 1.30 0.00 0.00 25.08 395.94 01:50:07 1.47 0.01 1.46 0.01 0.20 57.57 0.39 02:00:12 1.50 0.00 1.47 0.02 0.00 22.94 0.71 Average: 4.86 0.26 3.17 1.43 20.39 354.99 10048.13 00:10:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:07 6245732 7532456 287284 3.53 31188 1461676 732944 7.98 456004 1213232 136 00:30:12 6250548 7537856 281688 3.46 31400 1462048 733112 7.99 455824 1213776 192 00:40:12 5069936 7303848 462376 5.69 87160 2307276 896832 9.77 653740 2069404 204 00:50:12 5058148 7294340 471884 5.80 87308 2309440 913900 9.95 662700 2071588 540 01:00:12 5067632 7305548 460608 5.66 87480 2310988 913940 9.95 663376 2073312 184 01:10:12 5069560 7342048 423868 5.21 87640 2345164 897408 9.77 646560 2107648 188 01:20:12 5067068 7340320 425568 5.23 87772 2345796 897408 9.77 646772 2108404 192 01:30:12 5064000 7338068 427772 5.26 87932 2346424 897472 9.78 646608 2109200 180 01:40:12 5052928 7329984 435820 5.36 88076 2349236 893924 9.74 643032 2112028 184 01:50:07 5022096 7312080 453536 5.58 88216 2361856 896284 9.76 645484 2124784 396 02:00:12 5001596 7293456 472056 5.80 88344 2363560 921028 10.03 670100 2126620 168 Average: 5269931 7357273 418405 5.14 77501 2178497 872205 9.50 617291 1939091 233 00:10:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:20:07 ens3 0.71 0.07 0.09 0.03 0.00 0.00 0.00 0.00 00:30:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:12 ens3 0.54 0.08 0.12 0.05 0.00 0.00 0.00 0.00 00:40:12 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:12 ens3 80.01 59.67 404.02 13.10 0.00 0.00 0.00 0.00 00:50:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:12 ens3 17.80 15.97 251.29 1.40 0.00 0.00 0.00 0.00 01:00:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:12 ens3 6.52 5.33 33.33 0.71 0.00 0.00 0.00 0.00 01:10:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:12 ens3 5.88 3.40 37.54 0.39 0.00 0.00 0.00 0.00 01:20:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:12 ens3 3.05 1.74 0.40 0.26 0.00 0.00 0.00 0.00 01:30:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:12 ens3 2.90 1.74 0.90 0.25 0.00 0.00 0.00 0.00 01:40:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:12 ens3 10.28 9.42 120.57 1.30 0.00 0.00 0.00 0.00 01:50:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:07 ens3 15.83 15.34 221.27 1.63 0.00 0.00 0.00 0.00 02:00:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:12 ens3 9.34 8.84 138.56 0.88 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 13.89 11.05 109.76 1.82 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-7773) 09/13/26 _x86_64_ (2 CPU) 00:02:00 LINUX RESTART (2 CPU) 00:10:13 CPU %user %nice %system %iowait %steal %idle 00:20:07 all 0.29 0.00 0.12 0.01 0.01 99.57 00:20:07 0 0.16 0.00 0.13 0.02 0.01 99.69 00:20:07 1 0.43 0.00 0.10 0.01 0.01 99.46 00:30:12 all 0.29 0.00 0.16 0.04 0.00 99.50 00:30:12 0 0.12 0.00 0.17 0.02 0.01 99.68 00:30:12 1 0.46 0.00 0.16 0.05 0.00 99.33 00:40:12 all 12.33 0.00 1.99 0.59 0.01 85.08 00:40:12 0 12.95 0.00 1.97 0.35 0.01 84.71 00:40:12 1 11.70 0.00 2.01 0.84 0.01 85.45 00:50:12 all 0.95 0.00 0.30 0.01 0.01 98.73 00:50:12 0 0.70 0.00 0.26 0.02 0.01 99.02 00:50:12 1 1.21 0.00 0.34 0.00 0.01 98.44 01:00:12 all 0.84 0.00 0.28 0.01 0.01 98.87 01:00:12 0 0.55 0.00 0.23 0.01 0.01 99.20 01:00:12 1 1.15 0.00 0.33 0.01 0.01 98.50 01:10:12 all 0.72 0.00 0.18 0.01 0.01 99.08 01:10:12 0 0.59 0.00 0.15 0.02 0.01 99.23 01:10:12 1 0.86 0.00 0.21 0.00 0.02 98.91 01:20:12 all 0.57 0.00 0.14 0.01 0.01 99.27 01:20:12 0 0.59 0.00 0.17 0.02 0.01 99.21 01:20:12 1 0.55 0.00 0.11 0.00 0.01 99.33 01:30:12 all 0.61 0.00 0.22 0.02 0.01 99.15 01:30:12 0 0.58 0.00 0.24 0.02 0.01 99.15 01:30:12 1 0.63 0.00 0.20 0.02 0.01 99.15 01:40:12 all 1.24 0.00 0.25 0.01 0.01 98.49 01:40:12 0 0.80 0.00 0.16 0.00 0.01 99.03 01:40:12 1 1.68 0.00 0.35 0.01 0.01 97.95 01:50:07 all 1.78 0.00 0.36 0.01 0.01 97.84 01:50:07 0 2.67 0.00 0.34 0.01 0.00 96.97 01:50:07 1 0.89 0.00 0.38 0.01 0.01 98.71 02:00:12 all 0.82 0.00 0.31 0.01 0.01 98.86 02:00:12 0 0.57 0.00 0.29 0.00 0.01 99.13 02:00:12 1 1.06 0.00 0.33 0.01 0.01 98.58 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.87 0.00 0.39 0.07 0.01 97.66 Average: 0 1.84 0.00 0.37 0.04 0.01 97.73 Average: 1 1.89 0.00 0.41 0.09 0.01 97.60