---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-61019 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: 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 8.1G 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 792 4952 4 2500 7149 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:88:f6:60 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.90/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80036sec preferred_lft 80036sec inet6 fe80::f816:3eff:fe88:f660/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-61019) 10/02/26 _x86_64_ (2 CPU) 00:00:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:09 1.78 0.02 1.75 0.01 0.84 20.92 423.21 00:20:09 1.62 0.11 1.49 0.03 3.05 22.20 815.52 00:30:09 1.58 0.00 1.57 0.01 0.00 17.95 423.27 00:40:09 27.24 2.81 22.15 2.28 221.56 3554.11 1223.33 00:50:09 1.72 0.01 1.70 0.02 0.57 58.08 0.13 01:00:09 1.80 0.00 1.77 0.04 0.00 27.27 0.48 01:10:09 1.49 0.00 1.47 0.01 0.00 129.17 0.12 01:20:09 1.85 0.00 1.84 0.01 0.00 23.29 0.05 01:30:01 1.97 0.00 1.95 0.02 0.00 24.15 0.23 01:40:09 1.58 0.00 1.58 0.00 0.00 22.00 383.80 01:50:09 1.43 0.00 1.41 0.01 0.20 62.01 1.89 02:00:01 1.91 0.00 1.86 0.05 0.00 86.60 174.45 Average: 3.83 0.25 3.38 0.21 18.87 337.59 287.77 00:00:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:09 6097900 7511948 295896 3.64 55140 1555804 735472 8.01 480676 1326064 356 00:20:09 6106384 7478688 329092 4.05 55264 1513880 732664 7.98 479192 1284048 228 00:30:09 6111824 7484596 323132 3.97 55388 1514208 732664 7.98 479192 1284500 220 00:40:09 5117236 7428912 326084 4.01 106472 2356944 759580 8.27 561372 2133400 1368 00:50:09 5008308 7330876 424084 5.21 106592 2367756 852868 9.29 617792 2144332 736 01:00:09 4974156 7298668 456140 5.61 106700 2369592 879304 9.58 644504 2146276 128 01:10:09 4957736 7316804 437784 5.38 106796 2403872 891552 9.71 654960 2180644 260 01:20:09 4942616 7302476 452180 5.56 106880 2404560 891552 9.71 655076 2181360 200 01:30:01 4944200 7304756 449592 5.53 106944 2405192 891552 9.71 654968 2182040 284 01:40:09 4958200 7320196 434148 5.34 106988 2406556 867096 9.44 622040 2183464 192 01:50:09 4954420 7330736 423388 5.21 107100 2420572 861976 9.39 625032 2197592 272 02:00:01 4929520 7307920 446012 5.48 107208 2422480 905072 9.86 650180 2199608 244 Average: 5258542 7368048 399794 4.92 93956 2178451 833446 9.08 593749 1953611 374 00:00:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:09 ens3 0.30 0.09 0.10 0.07 0.00 0.00 0.00 0.00 00:20:09 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:09 ens3 0.37 0.30 0.09 1.20 0.00 0.00 0.00 0.00 00:30:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:09 ens3 0.48 0.09 0.13 0.07 0.00 0.00 0.00 0.00 00:40:09 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:09 ens3 77.67 55.29 327.30 11.92 0.00 0.00 0.00 0.00 00:50:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:09 ens3 25.91 21.95 299.89 2.48 0.00 0.00 0.00 0.00 01:00:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:09 ens3 8.62 7.18 61.33 0.83 0.00 0.00 0.00 0.00 01:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:09 ens3 6.26 2.71 37.32 0.43 0.00 0.00 0.00 0.00 01:20:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:09 ens3 4.97 1.80 0.70 0.32 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 3.33 1.75 0.42 0.27 0.00 0.00 0.00 0.00 01:40:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:09 ens3 9.62 8.53 118.69 1.69 0.00 0.00 0.00 0.00 01:50:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:09 ens3 16.21 15.66 220.14 2.17 0.00 0.00 0.00 0.00 02:00:01 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 10.14 9.48 145.00 0.92 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 13.67 10.41 101.02 1.87 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-61019) 10/02/26 _x86_64_ (2 CPU) 00:00:09 CPU %user %nice %system %iowait %steal %idle 00:10:09 all 0.25 0.00 0.10 0.01 0.00 99.63 00:10:09 0 0.05 0.00 0.14 0.02 0.00 99.79 00:10:09 1 0.45 0.00 0.07 0.01 0.00 99.47 00:20:09 all 0.58 0.00 0.23 0.02 0.00 99.17 00:20:09 0 0.53 0.00 0.25 0.02 0.00 99.20 00:20:09 1 0.62 0.00 0.22 0.01 0.00 99.15 00:30:09 all 0.24 0.00 0.14 0.01 0.00 99.60 00:30:09 0 0.05 0.00 0.15 0.02 0.00 99.78 00:30:09 1 0.44 0.00 0.13 0.00 0.00 99.43 00:40:09 all 11.61 0.00 1.95 0.62 0.01 85.81 00:40:09 0 15.44 0.00 2.31 0.97 0.01 81.27 00:40:09 1 7.80 0.00 1.59 0.26 0.01 90.34 00:50:09 all 1.25 0.00 0.40 0.02 0.01 98.33 00:50:09 0 0.74 0.00 0.40 0.01 0.01 98.84 00:50:09 1 1.76 0.00 0.40 0.02 0.01 97.81 01:00:09 all 0.88 0.00 0.31 0.01 0.01 98.78 01:00:09 0 0.68 0.00 0.34 0.01 0.01 98.96 01:00:09 1 1.09 0.00 0.29 0.02 0.01 98.60 01:10:09 all 1.04 0.00 0.28 0.01 0.01 98.66 01:10:09 0 1.26 0.00 0.30 0.01 0.02 98.41 01:10:09 1 0.85 0.00 0.25 0.02 0.01 98.87 01:20:09 all 0.56 0.00 0.18 0.01 0.01 99.24 01:20:09 0 0.56 0.00 0.22 0.01 0.01 99.20 01:20:09 1 0.55 0.00 0.15 0.01 0.00 99.29 01:30:01 all 0.56 0.00 0.28 0.01 0.01 99.14 01:30:01 0 0.55 0.00 0.29 0.01 0.01 99.14 01:30:01 1 0.56 0.00 0.27 0.02 0.01 99.14 01:40:09 all 0.75 0.00 0.24 0.01 0.00 98.99 01:40:09 0 0.84 0.00 0.33 0.01 0.00 98.82 01:40:09 1 0.67 0.00 0.15 0.01 0.00 99.16 01:50:09 all 1.66 0.00 0.36 0.01 0.00 97.96 01:50:09 0 0.98 0.00 0.18 0.01 0.00 98.82 01:50:09 1 2.35 0.00 0.54 0.01 0.01 97.10 01:50:09 CPU %user %nice %system %iowait %steal %idle 02:00:01 all 0.89 0.00 0.34 0.02 0.00 98.75 02:00:01 0 0.94 0.00 0.31 0.02 0.00 98.72 02:00:01 1 0.84 0.00 0.37 0.02 0.00 98.77 Average: all 1.70 0.00 0.40 0.06 0.00 97.83 Average: 0 1.90 0.00 0.44 0.10 0.01 97.57 Average: 1 1.50 0.00 0.37 0.03 0.00 98.09