---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-37126 6.8.0-136-generic #136-Ubuntu SMP PREEMPT_DYNAMIC Wed Jul 1 21:53:05 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 nrip_save 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 763 5114 4 2357 7178 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:f5:4e:c0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.180/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81878sec preferred_lft 81878sec inet6 fe80::f816:3eff:fef5:4ec0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-37126) 08/13/26 _x86_64_ (2 CPU) 00:38:41 LINUX RESTART (2 CPU) 00:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:19 1.58 0.02 1.54 0.01 1.21 19.53 624.42 01:00:19 24.88 2.82 19.73 2.33 223.59 3077.65 708.81 01:10:19 2.75 0.01 2.70 0.04 0.77 394.93 4.28 01:20:19 2.28 0.71 1.55 0.02 95.20 81.40 56.41 01:30:09 16.02 0.00 1.62 14.39 0.15 137.97 108628.54 01:40:19 1.35 0.00 1.33 0.03 0.00 33.28 3.95 01:50:19 1.37 0.00 1.34 0.03 0.00 22.16 2.97 Average: 7.12 0.51 4.25 2.36 45.66 535.79 15400.08 00:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:19 6283164 7534348 286752 3.53 30972 1426124 519300 5.66 450112 1188332 132 01:00:19 5242212 7420820 347168 4.27 86224 2252872 566824 6.17 541388 2024828 106576 01:10:19 5200088 7381828 386220 4.75 86388 2255900 650840 7.09 588112 2028020 192 01:20:19 5142388 7354916 412796 5.08 86784 2286220 670076 7.30 618340 2048108 192 01:30:09 5115020 7363244 404012 4.97 86944 2321360 655384 7.14 603044 2083252 152 01:40:19 5093624 7347720 419500 5.16 87132 2326980 665312 7.25 611080 2089060 364 01:50:19 5069964 7326228 441024 5.42 87308 2328940 697244 7.59 643212 2091196 336 Average: 5306637 7389872 385353 4.74 78822 2171199 632140 6.89 579327 1936114 15421 00:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:19 ens3 2.15 0.11 0.31 0.06 0.00 0.00 0.00 0.00 01:00:19 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 01:00:19 ens3 66.53 43.28 316.98 11.05 0.00 0.00 0.00 0.00 01:10:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:19 ens3 27.00 22.22 225.09 2.55 0.00 0.00 0.00 0.00 01:20:19 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:20:19 ens3 10.25 9.23 64.65 1.01 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 13.65 12.08 159.65 1.24 0.00 0.00 0.00 0.00 01:40:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:19 ens3 17.87 17.13 139.77 1.98 0.00 0.00 0.00 0.00 01:50:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:19 ens3 15.77 15.25 168.05 1.32 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 21.82 16.99 152.83 2.74 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-37126) 08/13/26 _x86_64_ (2 CPU) 00:38:41 LINUX RESTART (2 CPU) 00:40:02 CPU %user %nice %system %iowait %steal %idle 00:50:19 all 0.25 0.00 0.08 0.01 0.03 99.63 00:50:19 0 0.10 0.00 0.09 0.02 0.04 99.75 00:50:19 1 0.39 0.00 0.07 0.01 0.03 99.50 01:00:19 all 11.84 0.00 1.83 0.93 0.06 85.33 01:00:19 0 16.38 0.00 2.21 1.14 0.06 80.20 01:00:19 1 7.30 0.00 1.46 0.72 0.05 90.46 01:10:19 all 1.30 0.00 0.35 0.03 0.06 98.26 01:10:19 0 1.25 0.00 0.30 0.02 0.04 98.39 01:10:19 1 1.35 0.00 0.40 0.04 0.08 98.13 01:20:19 all 1.35 0.00 0.35 0.03 0.07 98.21 01:20:19 0 1.80 0.00 0.40 0.05 0.05 97.71 01:20:19 1 0.91 0.00 0.29 0.02 0.08 98.69 01:30:09 all 1.79 0.00 0.52 0.04 0.06 97.59 01:30:09 0 2.13 0.00 0.53 0.03 0.06 97.25 01:30:09 1 1.46 0.00 0.50 0.04 0.07 97.93 01:40:19 all 1.94 0.00 0.35 0.02 0.06 97.63 01:40:19 0 1.44 0.00 0.34 0.01 0.06 98.14 01:40:19 1 2.45 0.00 0.35 0.02 0.07 97.12 01:50:19 all 0.90 0.00 0.26 0.01 0.06 98.78 01:50:19 0 1.22 0.00 0.30 0.00 0.06 98.42 01:50:19 1 0.58 0.00 0.22 0.01 0.06 99.14 Average: all 2.77 0.00 0.53 0.15 0.06 96.49 Average: 0 3.48 0.00 0.59 0.18 0.05 95.69 Average: 1 2.06 0.00 0.47 0.12 0.06 97.28