---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-65184 6.8.0-146-generic #146-Ubuntu SMP PREEMPT_DYNAMIC Thu Sep 3 16:12:30 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 8.2G 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 835 5029 4 2376 7105 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:60:10:09 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.117/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79539sec preferred_lft 79539sec inet6 fe80::f816:3eff:fe60:1009/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-65184) 10/15/26 _x86_64_ (2 CPU) 01:19:20 LINUX RESTART (2 CPU) 01:20:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:30:43 14.82 0.03 1.79 13.00 1.34 22.49 105141.83 01:40:43 1.51 0.01 1.50 0.01 0.05 17.93 0.12 01:50:19 1.50 0.00 1.48 0.02 0.00 17.70 0.14 02:00:19 1.62 0.00 1.60 0.03 0.00 19.55 436.21 02:10:43 2.06 0.31 1.73 0.02 41.40 104.26 0.29 02:20:09 1.38 0.00 1.36 0.02 0.01 16.74 0.14 02:30:43 1.59 0.01 1.57 0.01 1.57 19.92 412.58 02:40:19 1.51 0.00 1.51 0.00 0.00 18.23 0.00 02:50:43 25.94 2.78 20.81 2.35 212.81 3647.30 1304.70 03:00:09 1.89 0.01 1.85 0.04 0.21 34.80 2.49 03:10:43 1.54 0.00 1.54 0.00 0.00 25.71 0.00 Average: 5.15 0.30 3.40 1.46 24.24 370.73 10091.57 01:20:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:30:43 6156068 7458416 355524 4.37 59488 1444248 675064 7.35 529108 1223632 168 01:40:43 6159396 7462276 351652 4.32 59676 1444580 675128 7.35 529188 1224152 160 01:50:19 6159948 7463316 350592 4.31 59868 1444872 675336 7.36 529400 1224636 132 02:00:19 6150428 7454468 359388 4.42 60068 1445332 675400 7.36 529668 1225168 160 02:10:43 6090200 7434272 378764 4.66 60604 1484344 869892 9.47 547684 1254636 164 02:20:09 6089976 7434544 378468 4.65 60800 1484636 870020 9.48 549124 1255124 232 02:30:43 6081612 7427424 385488 4.74 61008 1485628 870084 9.48 549776 1255756 164 02:40:19 6080860 7427132 385772 4.74 61160 1485928 870148 9.48 550056 1256208 132 02:50:43 5010048 7311632 447312 5.50 115060 2341292 964840 10.51 677704 2120204 180 03:00:09 4990160 7295492 463292 5.70 115240 2344844 984724 10.73 688976 2123948 284 03:10:43 4987640 7295576 463220 5.70 115372 2347324 985892 10.74 690428 2126424 224 Average: 5814212 7405868 392679 4.83 75304 1704821 828775 9.03 579192 1480899 182 01:20:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:30:43 lo 1.09 1.09 0.06 0.06 0.00 0.00 0.00 0.00 01:30:43 ens3 2.37 0.13 1.47 0.08 0.00 0.00 0.00 0.00 01:40:43 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:40:43 ens3 0.52 0.06 0.05 0.02 0.00 0.00 0.00 0.00 01:50:19 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:50:19 ens3 0.43 0.07 0.14 0.02 0.00 0.00 0.00 0.00 02:00:19 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:00:19 ens3 0.43 0.06 0.05 0.02 0.00 0.00 0.00 0.00 02:10:43 lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 02:10:43 ens3 0.74 0.27 3.25 0.05 0.00 0.00 0.00 0.00 02:20:09 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:20:09 ens3 0.25 0.06 0.04 0.02 0.00 0.00 0.00 0.00 02:30:43 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:30:43 ens3 0.33 0.11 0.08 0.04 0.00 0.00 0.00 0.00 02:40:19 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:40:19 ens3 0.20 0.06 0.03 0.02 0.00 0.00 0.00 0.00 02:50:43 lo 1.39 1.39 0.09 0.09 0.00 0.00 0.00 0.00 02:50:43 ens3 61.55 45.97 335.96 10.86 0.00 0.00 0.00 0.00 03:00:09 lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 03:00:09 ens3 6.42 5.98 1.61 1.77 0.00 0.00 0.00 0.00 03:10:43 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 03:10:43 ens3 0.69 0.86 0.29 0.18 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 6.90 5.00 32.29 1.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-65184) 10/15/26 _x86_64_ (2 CPU) 01:19:20 LINUX RESTART (2 CPU) 01:20:20 CPU %user %nice %system %iowait %steal %idle 01:30:43 all 0.31 0.00 0.24 0.04 0.00 99.40 01:30:43 0 0.29 0.00 0.24 0.01 0.00 99.45 01:30:43 1 0.32 0.00 0.25 0.08 0.00 99.35 01:40:43 all 0.25 0.00 0.09 0.01 0.00 99.65 01:40:43 0 0.06 0.00 0.10 0.00 0.00 99.83 01:40:43 1 0.44 0.00 0.07 0.03 0.00 99.47 01:50:19 all 0.26 0.00 0.09 0.01 0.00 99.64 01:50:19 0 0.05 0.00 0.12 0.00 0.00 99.82 01:50:19 1 0.46 0.00 0.06 0.02 0.00 99.45 02:00:19 all 0.26 0.00 0.17 0.02 0.00 99.56 02:00:19 0 0.33 0.00 0.17 0.02 0.00 99.47 02:00:19 1 0.18 0.00 0.16 0.01 0.00 99.64 02:10:43 all 0.47 0.00 0.13 0.03 0.00 99.38 02:10:43 0 0.65 0.00 0.11 0.02 0.00 99.22 02:10:43 1 0.28 0.00 0.15 0.03 0.00 99.54 02:20:09 all 0.25 0.00 0.08 0.01 0.00 99.65 02:20:09 0 0.41 0.00 0.05 0.00 0.00 99.53 02:20:09 1 0.09 0.00 0.11 0.02 0.01 99.77 02:30:43 all 0.28 0.00 0.17 0.02 0.00 99.52 02:30:43 0 0.32 0.00 0.14 0.02 0.00 99.51 02:30:43 1 0.24 0.00 0.21 0.01 0.00 99.54 02:40:19 all 0.26 0.00 0.09 0.01 0.00 99.64 02:40:19 0 0.06 0.00 0.10 0.01 0.00 99.83 02:40:19 1 0.45 0.00 0.08 0.02 0.00 99.45 02:50:43 all 11.64 0.00 1.94 0.57 0.01 85.84 02:50:43 0 10.00 0.00 1.75 0.55 0.01 87.70 02:50:43 1 13.29 0.00 2.13 0.58 0.01 83.99 03:00:09 all 1.33 0.00 0.31 0.01 0.01 98.34 03:00:09 0 0.85 0.00 0.28 0.01 0.01 98.85 03:00:09 1 1.81 0.00 0.33 0.01 0.01 97.83 03:10:43 all 0.76 0.00 0.20 0.01 0.01 99.02 03:10:43 0 0.93 0.00 0.22 0.01 0.01 98.82 03:10:43 1 0.58 0.00 0.18 0.01 0.01 99.23 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.50 0.00 0.33 0.07 0.00 98.10 Average: 0 1.31 0.00 0.30 0.06 0.00 98.32 Average: 1 1.69 0.00 0.35 0.08 0.00 97.89