---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-3046 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 785 5107 4 2351 7156 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:dc:de:93 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.102/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80161sec preferred_lft 80161sec inet6 fe80::f816:3eff:fedc:de93/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-3046) 09/08/26 _x86_64_ (2 CPU) 01:07:08 LINUX RESTART (2 CPU) 01:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:16 1.19 0.03 1.16 0.00 1.22 14.96 5.59 01:30:01 1.49 0.01 1.46 0.03 0.05 19.06 18.14 01:40:01 1.21 0.00 1.19 0.02 0.00 14.86 0.40 01:50:26 1.34 0.00 1.32 0.02 0.00 16.33 0.38 02:00:01 16.02 0.35 1.82 13.86 45.60 112.65 114785.13 02:10:01 1.34 0.00 1.33 0.02 0.00 16.04 49.72 02:20:26 1.39 0.00 1.39 0.00 0.00 16.50 4.77 02:30:01 1.63 0.00 1.61 0.01 0.00 20.34 890.70 02:40:01 15.55 13.52 1.97 0.05 150.54 44.99 9.90 02:50:26 28.62 2.81 22.36 3.45 221.58 3598.02 3306.11 Average: 7.00 1.68 3.64 1.69 42.46 400.36 11375.92 01:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:16 6294832 7542208 278412 3.42 30524 1423580 525152 5.72 450204 1183680 328 01:30:01 6290600 7538552 282112 3.47 30744 1423880 525248 5.72 450232 1184240 240 01:40:01 6294408 7542872 277780 3.42 30936 1424200 525612 5.72 450236 1184744 132 01:50:26 6293908 7542956 277692 3.41 31144 1424560 527304 5.74 451580 1185320 164 02:00:01 6227744 7516864 302568 3.72 31796 1463452 718456 7.83 468788 1214624 236 02:10:01 6227744 7517404 302024 3.71 32004 1463776 718372 7.82 468956 1215156 240 02:20:26 6226736 7516892 302520 3.72 32168 1464136 718372 7.82 468968 1215644 164 02:30:01 6230764 7521440 297940 3.66 32344 1464432 718436 7.83 468916 1216152 280 02:40:01 6164484 7512108 298180 3.67 36352 1509044 718496 7.83 470016 1264164 240 02:50:26 5295080 7388308 378440 4.65 93920 2160284 779604 8.49 597672 1925720 10792 Average: 6154630 7513960 299767 3.69 38193 1522134 647505 7.05 474557 1278944 1282 01:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:16 ens3 1.15 0.09 0.15 0.05 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 0.52 0.08 0.09 0.04 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 0.35 0.06 0.07 0.04 0.00 0.00 0.00 0.00 01:50:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:26 ens3 0.33 0.07 0.08 0.04 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 0.73 0.29 3.48 0.05 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 0.17 0.03 0.02 0.01 0.00 0.00 0.00 0.00 02:20:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:26 ens3 0.19 0.05 0.04 0.01 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 0.21 0.04 0.05 0.01 0.00 0.00 0.00 0.00 02:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 0.41 0.20 0.06 0.61 0.00 0.00 0.00 0.00 02:50:26 lo 1.35 1.35 0.08 0.08 0.00 0.00 0.00 0.00 02:50:26 ens3 68.35 52.05 313.48 13.87 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 7.50 5.49 32.92 1.53 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-3046) 09/08/26 _x86_64_ (2 CPU) 01:07:08 LINUX RESTART (2 CPU) 01:10:01 CPU %user %nice %system %iowait %steal %idle 01:20:16 all 0.29 0.00 0.09 0.01 0.01 99.60 01:20:16 0 0.08 0.00 0.11 0.00 0.01 99.80 01:20:16 1 0.50 0.00 0.07 0.01 0.00 99.41 01:30:01 all 0.31 0.00 0.20 0.01 0.00 99.48 01:30:01 0 0.53 0.00 0.20 0.01 0.00 99.25 01:30:01 1 0.08 0.00 0.19 0.02 0.01 99.71 01:40:01 all 0.29 0.00 0.07 0.01 0.00 99.62 01:40:01 0 0.23 0.00 0.08 0.01 0.00 99.69 01:40:01 1 0.36 0.00 0.07 0.02 0.00 99.55 01:50:26 all 0.25 0.00 0.08 0.01 0.00 99.65 01:50:26 0 0.06 0.00 0.11 0.00 0.01 99.82 01:50:26 1 0.44 0.00 0.05 0.02 0.00 99.48 02:00:01 all 0.48 0.00 0.25 0.05 0.00 99.21 02:00:01 0 0.55 0.00 0.24 0.02 0.00 99.19 02:00:01 1 0.42 0.00 0.26 0.09 0.00 99.23 02:10:01 all 0.25 0.00 0.08 0.01 0.00 99.66 02:10:01 0 0.25 0.00 0.08 0.00 0.00 99.67 02:10:01 1 0.24 0.00 0.09 0.02 0.01 99.65 02:20:26 all 0.26 0.00 0.08 0.02 0.00 99.64 02:20:26 0 0.07 0.00 0.10 0.01 0.00 99.82 02:20:26 1 0.45 0.00 0.07 0.02 0.00 99.46 02:30:01 all 0.30 0.00 0.19 0.01 0.01 99.50 02:30:01 0 0.11 0.00 0.24 0.01 0.01 99.63 02:30:01 1 0.49 0.00 0.14 0.01 0.01 99.36 02:40:01 all 0.27 0.16 0.15 0.17 0.01 99.25 02:40:01 0 0.39 0.29 0.17 0.28 0.00 98.88 02:40:01 1 0.16 0.02 0.13 0.06 0.01 99.62 02:50:26 all 16.03 0.00 2.59 1.16 0.02 80.20 02:50:26 0 16.65 0.00 2.58 1.01 0.02 79.74 02:50:26 1 15.41 0.00 2.60 1.31 0.02 80.66 Average: all 1.93 0.02 0.39 0.15 0.01 97.51 Average: 0 1.95 0.03 0.40 0.14 0.01 97.48 Average: 1 1.91 0.00 0.38 0.16 0.01 97.54