---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-9163 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 8.0G 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 755 5184 4 2295 7186 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:b2:36:c2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.25/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80668sec preferred_lft 80668sec inet6 fe80::f816:3eff:feb2:36c2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-9163) 09/18/26 _x86_64_ (2 CPU) 01:05:12 LINUX RESTART (2 CPU) 01:10:28 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:38 1.17 0.03 1.14 0.00 1.23 14.41 0.16 01:30:18 1.96 0.35 1.57 0.04 45.05 109.06 478.27 01:40:18 1.21 0.00 1.20 0.01 0.00 14.80 29.84 01:50:38 1.21 0.00 1.21 0.00 0.00 14.77 0.00 02:00:08 1.36 0.00 1.35 0.01 0.00 16.88 448.91 02:10:38 1.23 0.00 1.23 0.00 0.00 15.10 0.00 02:20:18 14.96 0.00 1.29 13.67 0.15 15.63 112718.01 02:30:38 1.35 0.00 1.34 0.01 0.00 16.88 412.69 02:40:08 32.50 3.08 25.50 3.92 242.97 4169.54 4516.82 Average: 6.12 0.37 3.86 1.90 30.76 465.69 12780.36 01:10:28 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:38 6291428 7539192 281088 3.46 30612 1423788 530292 5.78 440988 1184168 188 01:30:18 6240872 7528652 290704 3.57 31268 1462652 730848 7.96 458076 1213572 192 01:40:18 6246764 7535096 284284 3.50 31452 1462980 732912 7.98 458856 1214116 192 01:50:38 6246764 7535724 283644 3.49 31624 1463432 732912 7.98 459076 1214612 172 02:00:08 6258248 7547688 271624 3.34 31788 1463724 732912 7.98 459052 1215068 188 02:10:38 6263104 7553076 266264 3.27 31956 1464084 732912 7.98 459160 1215596 176 02:20:18 6259448 7549960 269312 3.31 32116 1464456 732976 7.98 460576 1216100 224 02:30:38 6255744 7546768 272492 3.35 32284 1464784 733040 7.98 460764 1216596 168 02:40:08 5322264 7364692 410800 5.05 90124 2121380 839512 9.14 633476 1883892 14324 Average: 6153848 7522316 292246 3.59 38136 1532364 722035 7.86 476669 1285969 1758 01:10:28 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:38 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:38 ens3 1.43 0.11 0.17 0.06 0.00 0.00 0.00 0.00 01:30:18 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:30:18 ens3 0.63 0.29 3.46 0.05 0.00 0.00 0.00 0.00 01:40:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:18 ens3 0.45 0.11 0.12 0.07 0.00 0.00 0.00 0.00 01:50:38 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:38 ens3 0.21 0.05 0.04 0.02 0.00 0.00 0.00 0.00 02:00:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:08 ens3 0.27 0.06 0.06 0.03 0.00 0.00 0.00 0.00 02:10:38 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:38 ens3 0.18 0.05 0.04 0.02 0.00 0.00 0.00 0.00 02:20:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:18 ens3 0.22 0.12 0.03 0.56 0.00 0.00 0.00 0.00 02:30:38 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:38 ens3 0.24 0.07 0.07 0.04 0.00 0.00 0.00 0.00 02:40:08 lo 1.37 1.37 0.09 0.09 0.00 0.00 0.00 0.00 02:40:08 ens3 86.43 58.61 352.15 15.48 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 9.56 6.31 37.74 1.73 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-9163) 09/18/26 _x86_64_ (2 CPU) 01:05:12 LINUX RESTART (2 CPU) 01:10:28 CPU %user %nice %system %iowait %steal %idle 01:20:38 all 0.26 0.00 0.08 0.01 0.01 99.64 01:20:38 0 0.08 0.00 0.11 0.02 0.01 99.79 01:20:38 1 0.45 0.00 0.06 0.00 0.01 99.48 01:30:18 all 0.44 0.00 0.23 0.04 0.01 99.29 01:30:18 0 0.18 0.00 0.23 0.07 0.01 99.51 01:30:18 1 0.70 0.00 0.23 0.01 0.01 99.06 01:40:18 all 0.31 0.00 0.09 0.01 0.01 99.58 01:40:18 0 0.13 0.00 0.10 0.02 0.01 99.74 01:40:18 1 0.50 0.00 0.08 0.00 0.01 99.42 01:50:38 all 0.27 0.00 0.08 0.01 0.01 99.64 01:50:38 0 0.06 0.00 0.09 0.02 0.01 99.81 01:50:38 1 0.47 0.00 0.06 0.00 0.00 99.46 02:00:08 all 0.27 0.00 0.16 0.01 0.01 99.55 02:00:08 0 0.08 0.00 0.18 0.01 0.01 99.73 02:00:08 1 0.47 0.00 0.14 0.01 0.01 99.37 02:10:38 all 0.27 0.00 0.08 0.01 0.01 99.63 02:10:38 0 0.06 0.00 0.11 0.01 0.01 99.82 02:10:38 1 0.48 0.00 0.06 0.01 0.00 99.44 02:20:18 all 0.29 0.00 0.11 0.06 0.01 99.54 02:20:18 0 0.09 0.00 0.14 0.11 0.01 99.65 02:20:18 1 0.49 0.00 0.08 0.01 0.01 99.42 02:30:38 all 0.29 0.00 0.19 0.05 0.01 99.46 02:30:38 0 0.08 0.00 0.21 0.10 0.02 99.60 02:30:38 1 0.50 0.00 0.17 0.00 0.01 99.32 02:40:08 all 18.74 0.00 2.78 0.89 0.04 77.56 02:40:08 0 19.76 0.00 2.93 1.23 0.04 76.04 02:40:08 1 17.72 0.00 2.62 0.54 0.04 79.08 Average: all 2.25 0.00 0.41 0.12 0.01 97.21 Average: 0 2.17 0.00 0.44 0.17 0.01 97.20 Average: 1 2.33 0.00 0.38 0.06 0.01 97.22