---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-8300 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 807 5133 4 2294 7134 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:b7:b1:8f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.216/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80457sec preferred_lft 80457sec inet6 fe80::f816:3eff:feb7:b18f/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-8300) 09/15/26 _x86_64_ (2 CPU) 01:05:11 LINUX RESTART (2 CPU) 01:10:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:01 1.98 0.36 1.61 0.01 45.37 106.71 0.18 01:30:09 1.57 0.01 1.54 0.03 0.05 19.02 675.17 01:40:01 1.15 0.00 1.13 0.02 0.00 14.33 45.46 01:50:01 1.07 0.00 1.05 0.02 0.00 13.48 49.72 02:00:09 1.43 0.00 1.40 0.03 0.00 17.69 464.89 02:10:01 1.29 0.00 1.28 0.01 0.00 15.28 40.32 02:20:01 14.64 0.00 1.40 13.23 0.15 16.72 109062.79 02:30:09 1.61 0.00 1.60 0.01 0.00 19.64 630.68 02:40:01 27.43 2.87 22.17 2.40 226.85 3758.81 2231.68 Average: 5.76 0.36 3.66 1.75 29.89 437.02 12586.40 01:10:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:01 6218160 7505776 313812 3.86 31056 1462940 721144 7.85 470724 1212720 208 01:30:09 6223064 7511292 308236 3.79 31308 1463272 719600 7.84 469056 1213296 160 01:40:01 6230152 7518916 300604 3.70 31508 1463592 719816 7.84 469328 1213824 124 01:50:01 6242808 7532092 287456 3.53 31692 1463920 719816 7.84 469356 1214336 240 02:00:09 6230728 7520708 298752 3.67 31912 1464380 747048 8.14 472172 1214888 124 02:10:01 6237996 7528492 290960 3.58 32096 1464704 747048 8.14 472968 1215396 240 02:20:01 6237604 7528652 290720 3.57 32264 1465076 747080 8.14 473696 1215908 264 02:30:09 6222248 7513820 305448 3.76 32452 1465400 747144 8.14 474396 1216420 124 02:40:01 5145272 7374660 391216 4.81 87868 2302200 850380 9.26 622680 2063268 252 Average: 6109781 7503823 309689 3.81 38017 1557276 746564 8.13 488264 1308895 193 01:10:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:01 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 1.70 0.31 3.57 0.05 0.00 0.00 0.00 0.00 01:30:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:09 ens3 0.53 0.11 0.12 0.07 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.59 0.08 0.10 0.05 0.00 0.00 0.00 0.00 01:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:01 ens3 0.27 0.04 0.05 0.01 0.00 0.00 0.00 0.00 02:00:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:09 ens3 0.40 0.20 0.06 0.54 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 0.21 0.03 0.05 0.01 0.00 0.00 0.00 0.00 02:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 0.20 0.03 0.02 0.01 0.00 0.00 0.00 0.00 02:30:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:09 ens3 0.18 0.02 0.02 0.01 0.00 0.00 0.00 0.00 02:40:01 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 02:40:01 ens3 118.62 81.40 335.75 18.03 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 13.46 9.02 37.27 2.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-8300) 09/15/26 _x86_64_ (2 CPU) 01:05:11 LINUX RESTART (2 CPU) 01:10:09 CPU %user %nice %system %iowait %steal %idle 01:20:01 all 0.47 0.00 0.14 0.03 0.01 99.36 01:20:01 0 0.54 0.00 0.11 0.00 0.00 99.34 01:20:01 1 0.39 0.00 0.16 0.06 0.01 99.38 01:30:09 all 0.30 0.00 0.19 0.01 0.01 99.50 01:30:09 0 0.19 0.00 0.20 0.00 0.01 99.60 01:30:09 1 0.40 0.00 0.18 0.02 0.00 99.40 01:40:01 all 0.28 0.00 0.08 0.01 0.01 99.63 01:40:01 0 0.37 0.00 0.07 0.02 0.01 99.54 01:40:01 1 0.19 0.00 0.09 0.00 0.01 99.71 01:50:01 all 0.26 0.00 0.09 0.01 0.01 99.63 01:50:01 0 0.47 0.00 0.05 0.02 0.00 99.46 01:50:01 1 0.06 0.00 0.13 0.00 0.01 99.81 02:00:09 all 0.32 0.00 0.17 0.01 0.00 99.50 02:00:09 0 0.52 0.00 0.14 0.02 0.00 99.31 02:00:09 1 0.11 0.00 0.19 0.00 0.00 99.69 02:10:01 all 0.28 0.00 0.07 0.01 0.00 99.64 02:10:01 0 0.50 0.00 0.04 0.02 0.00 99.44 02:10:01 1 0.05 0.00 0.10 0.00 0.01 99.84 02:20:01 all 0.28 0.00 0.09 0.05 0.01 99.58 02:20:01 0 0.19 0.00 0.11 0.09 0.01 99.61 02:20:01 1 0.36 0.00 0.08 0.00 0.01 99.55 02:30:09 all 0.28 0.00 0.16 0.04 0.01 99.50 02:30:09 0 0.16 0.00 0.17 0.07 0.01 99.58 02:30:09 1 0.41 0.00 0.15 0.01 0.01 99.42 02:40:01 all 14.52 0.00 2.39 0.63 0.06 82.40 02:40:01 0 13.40 0.00 2.50 0.71 0.06 83.33 02:40:01 1 15.63 0.00 2.28 0.56 0.05 81.47 Average: all 1.87 0.00 0.37 0.09 0.01 97.66 Average: 0 1.79 0.00 0.37 0.11 0.01 97.72 Average: 1 1.94 0.00 0.37 0.07 0.01 97.61