---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-64847 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: 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 8.3G 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 862 4928 4 2450 7079 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:9b:4b:f3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.235/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 77156sec preferred_lft 77156sec inet6 fe80::f816:3eff:fe9b:4bf3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-64847) 10/13/26 _x86_64_ (2 CPU) 08:53:45 LINUX RESTART (2 CPU) 09:00:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:10:20 1.52 0.01 1.51 0.00 0.05 18.64 0.04 09:20:00 1.39 0.00 1.38 0.02 0.01 17.03 0.12 09:30:00 1.51 0.00 1.48 0.03 0.00 18.80 436.03 09:40:20 1.46 0.00 1.45 0.02 0.00 17.87 0.14 09:50:50 2.04 0.30 1.71 0.02 41.01 103.38 0.29 10:00:20 1.57 0.00 1.54 0.02 0.00 19.53 687.46 10:10:20 1.47 0.00 1.47 0.00 0.00 17.89 0.00 10:20:20 15.04 0.00 1.53 13.50 0.15 18.61 108401.61 10:30:10 1.65 0.00 1.64 0.01 0.00 20.41 442.96 10:40:20 1.41 0.00 1.41 0.00 0.00 17.64 0.00 10:50:20 1.41 0.00 1.41 0.00 0.00 17.44 0.00 11:00:00 1.61 0.00 1.59 0.02 0.00 20.61 675.83 11:10:10 24.89 2.73 19.83 2.33 215.74 3505.47 677.68 11:20:20 1.65 0.00 1.61 0.04 0.00 64.08 4.08 Average: 4.21 0.22 2.85 1.14 18.73 281.14 7938.66 09:00:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:10:20 6155876 7459244 354672 4.36 59592 1445172 669468 7.29 525332 1224120 132 09:20:00 6155624 7459508 354432 4.36 59768 1445508 669468 7.29 525492 1224632 124 09:30:00 6158024 7462580 351356 4.32 59972 1445964 669624 7.29 525668 1225164 144 09:40:20 6165120 7470216 343752 4.23 60172 1446296 669616 7.29 525620 1225696 124 09:50:50 6101340 7446452 366624 4.51 60708 1485284 863964 9.41 543788 1255140 160 10:00:20 6114172 7459840 353064 4.34 60916 1485584 864156 9.41 544204 1255648 184 10:10:20 6114344 7460648 352248 4.33 61084 1486040 864220 9.41 544404 1256144 128 10:20:20 6114096 7460952 351868 4.33 61244 1486416 864220 9.41 544356 1256652 124 10:30:10 6118328 7465708 346992 4.27 61420 1486748 865848 9.43 545764 1257160 164 10:40:20 6117108 7465124 347592 4.27 61592 1487208 864780 9.42 545504 1257664 192 10:50:20 6115344 7463856 348880 4.29 61752 1487532 864896 9.42 545712 1258148 124 11:00:00 6106576 7455588 357076 4.39 61908 1487864 865104 9.42 546032 1258636 200 11:10:10 5000772 7311540 447192 5.50 115196 2350320 996936 10.86 698152 2128728 636 11:20:20 4983052 7307188 451476 5.55 115388 2363516 999964 10.89 701184 2142100 636 Average: 5965698 7439175 366230 4.50 68622 1599247 828019 9.02 561515 1373259 219 09:00:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:10:20 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 09:10:20 ens3 0.45 0.11 0.08 0.04 0.00 0.00 0.00 0.00 09:20:00 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 09:20:00 ens3 0.41 0.06 0.04 0.02 0.00 0.00 0.00 0.00 09:30:00 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 09:30:00 ens3 1.48 0.07 22.28 0.02 0.00 0.00 0.00 0.00 09:40:20 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 09:40:20 ens3 0.38 0.06 0.05 0.02 0.00 0.00 0.00 0.00 09:50:50 lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 09:50:50 ens3 0.65 0.30 3.19 0.03 0.00 0.00 0.00 0.00 10:00:20 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 10:00:20 ens3 0.72 0.19 0.09 0.40 0.00 0.00 0.00 0.00 10:10:20 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 10:10:20 ens3 0.46 0.10 0.07 0.04 0.00 0.00 0.00 0.00 10:20:20 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 10:20:20 ens3 0.40 0.06 0.04 0.02 0.00 0.00 0.00 0.00 10:30:10 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 10:30:10 ens3 0.30 0.06 0.03 0.02 0.00 0.00 0.00 0.00 10:40:20 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 10:40:20 ens3 6.14 3.50 3.77 2.53 0.00 0.00 0.00 0.00 10:50:20 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 10:50:20 ens3 0.34 0.06 0.04 0.02 0.00 0.00 0.00 0.00 11:00:00 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 11:00:00 ens3 0.35 0.12 0.11 0.06 0.00 0.00 0.00 0.00 11:10:10 lo 1.39 1.39 0.08 0.08 0.00 0.00 0.00 0.00 11:10:10 ens3 91.70 67.00 349.39 17.45 0.00 0.00 0.00 0.00 11:20:20 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 11:20:20 ens3 38.68 35.93 8.15 5.11 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 10.33 7.80 28.07 1.87 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-64847) 10/13/26 _x86_64_ (2 CPU) 08:53:45 LINUX RESTART (2 CPU) 09:00:10 CPU %user %nice %system %iowait %steal %idle 09:10:20 all 0.27 0.00 0.12 0.02 0.01 99.58 09:10:20 0 0.06 0.00 0.14 0.03 0.01 99.75 09:10:20 1 0.48 0.00 0.09 0.00 0.01 99.41 09:20:00 all 0.25 0.00 0.10 0.03 0.01 99.61 09:20:00 0 0.32 0.00 0.10 0.06 0.01 99.51 09:20:00 1 0.17 0.00 0.10 0.00 0.01 99.71 09:30:00 all 0.27 0.00 0.20 0.01 0.01 99.52 09:30:00 0 0.47 0.00 0.17 0.02 0.01 99.34 09:30:00 1 0.07 0.00 0.22 0.00 0.01 99.70 09:40:20 all 0.25 0.00 0.10 0.01 0.01 99.64 09:40:20 0 0.45 0.00 0.06 0.02 0.00 99.46 09:40:20 1 0.05 0.00 0.13 0.00 0.01 99.81 09:50:50 all 0.41 0.00 0.15 0.03 0.01 99.40 09:50:50 0 0.49 0.00 0.13 0.04 0.01 99.34 09:50:50 1 0.33 0.00 0.17 0.02 0.01 99.46 10:00:20 all 0.31 0.00 0.17 0.01 0.01 99.49 10:00:20 0 0.10 0.00 0.19 0.03 0.01 99.67 10:00:20 1 0.52 0.00 0.16 0.00 0.01 99.31 10:10:20 all 0.24 0.00 0.09 0.01 0.00 99.65 10:10:20 0 0.05 0.00 0.11 0.02 0.01 99.82 10:10:20 1 0.43 0.00 0.08 0.00 0.00 99.48 10:20:20 all 0.25 0.00 0.11 0.04 0.00 99.60 10:20:20 0 0.06 0.00 0.10 0.02 0.01 99.82 10:20:20 1 0.43 0.00 0.12 0.07 0.00 99.38 10:30:10 all 0.28 0.00 0.17 0.01 0.01 99.54 10:30:10 0 0.06 0.00 0.17 0.02 0.01 99.74 10:30:10 1 0.50 0.00 0.16 0.01 0.01 99.33 10:40:20 all 0.39 0.00 0.13 0.01 0.00 99.46 10:40:20 0 0.29 0.00 0.13 0.02 0.00 99.55 10:40:20 1 0.49 0.00 0.13 0.00 0.00 99.37 10:50:20 all 0.24 0.00 0.09 0.01 0.00 99.66 10:50:20 0 0.43 0.00 0.05 0.02 0.00 99.49 10:50:20 1 0.05 0.00 0.12 0.00 0.01 99.82 10:50:20 CPU %user %nice %system %iowait %steal %idle 11:00:00 all 0.27 0.00 0.17 0.01 0.00 99.54 11:00:00 0 0.40 0.00 0.14 0.02 0.00 99.44 11:00:00 1 0.15 0.00 0.20 0.00 0.00 99.64 11:10:10 all 13.34 0.00 2.21 0.57 0.02 83.87 11:10:10 0 16.50 0.00 2.30 0.57 0.02 80.61 11:10:10 1 10.23 0.00 2.11 0.57 0.02 87.07 11:20:20 all 3.24 0.00 0.57 0.02 0.01 96.16 11:20:20 0 3.04 0.00 0.56 0.03 0.01 96.37 11:20:20 1 3.44 0.00 0.58 0.01 0.01 95.96 Average: all 1.44 0.00 0.31 0.06 0.01 98.18 Average: 0 1.62 0.00 0.31 0.07 0.01 97.99 Average: 1 1.25 0.00 0.32 0.05 0.01 98.38