---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-3899 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: 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 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 777 5179 4 2277 7164 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:da:07:d3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.182/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81025sec preferred_lft 81025sec inet6 fe80::f816:3eff:feda:7d3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-3899) 08/10/26 _x86_64_ (2 CPU) 00:42:21 LINUX RESTART (2 CPU) 00:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:02 1.36 0.01 1.32 0.03 0.05 16.60 661.35 01:10:01 2.13 0.71 1.39 0.02 94.36 74.01 79.38 01:20:01 1.29 0.01 1.26 0.02 1.07 15.30 23.12 01:30:02 1.41 0.00 1.38 0.04 0.00 17.20 434.05 01:40:02 14.58 0.00 1.31 13.27 0.15 15.69 109081.37 01:50:01 14.97 1.41 12.75 0.81 104.72 1586.70 252.50 02:00:02 17.15 1.41 14.21 1.54 118.77 1887.71 416.23 02:10:02 1.38 0.00 1.35 0.02 0.00 22.15 1.81 Average: 6.78 0.44 4.37 1.97 39.85 454.38 13864.70 00:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:02 6292480 7539044 282316 3.47 31052 1421260 529668 5.77 447612 1184116 196 01:10:01 6239132 7515008 305676 3.76 31544 1449692 723464 7.88 464408 1202724 148 01:20:01 6257416 7534160 286572 3.52 31764 1450328 530004 5.77 458892 1203268 244 01:30:02 6258604 7535916 284760 3.50 31980 1450656 530072 5.77 456912 1203812 188 01:40:02 6264908 7542928 277684 3.41 32180 1451156 530136 5.77 457564 1204356 192 01:50:01 5362012 7337816 443524 5.45 70268 2077324 694248 7.56 648168 1853588 264252 02:00:02 5121264 7327548 439828 5.41 87300 2278944 667604 7.27 630668 2041900 428 02:10:02 5107972 7316092 451292 5.55 87480 2280604 697368 7.60 652392 2043740 192 Average: 5862974 7456064 346456 4.26 50446 1732496 612820 6.67 527077 1492188 33230 00:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:02 ens3 0.52 0.04 0.06 0.01 0.00 0.00 0.00 0.00 01:10:01 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 0.94 0.54 3.31 0.07 0.00 0.00 0.00 0.00 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 0.47 0.08 0.26 0.06 0.00 0.00 0.00 0.00 01:30:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:02 ens3 0.50 0.09 0.12 0.06 0.00 0.00 0.00 0.00 01:40:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:02 ens3 0.54 0.26 0.14 0.54 0.00 0.00 0.00 0.00 01:50:01 lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 01:50:01 ens3 43.11 26.20 279.11 6.02 0.00 0.00 0.00 0.00 02:00:02 lo 1.18 1.18 0.07 0.07 0.00 0.00 0.00 0.00 02:00:02 ens3 35.14 25.43 64.08 6.08 0.00 0.00 0.00 0.00 02:10:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:02 ens3 10.90 9.81 95.28 0.94 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 11.51 7.81 55.20 1.72 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-3899) 08/10/26 _x86_64_ (2 CPU) 00:42:21 LINUX RESTART (2 CPU) 00:50:01 CPU %user %nice %system %iowait %steal %idle 01:00:02 all 0.30 0.00 0.17 0.01 0.02 99.49 01:00:02 0 0.30 0.00 0.16 0.02 0.02 99.49 01:00:02 1 0.30 0.00 0.19 0.00 0.03 99.49 01:10:01 all 0.38 0.00 0.11 0.03 0.02 99.46 01:10:01 0 0.24 0.00 0.12 0.03 0.03 99.58 01:10:01 1 0.52 0.00 0.09 0.02 0.02 99.35 01:20:01 all 0.29 0.00 0.07 0.01 0.02 99.60 01:20:01 0 0.27 0.00 0.07 0.03 0.03 99.61 01:20:01 1 0.31 0.00 0.07 0.00 0.02 99.60 01:30:02 all 0.32 0.00 0.16 0.01 0.02 99.48 01:30:02 0 0.55 0.00 0.13 0.02 0.01 99.28 01:30:02 1 0.09 0.00 0.19 0.00 0.03 99.69 01:40:02 all 0.26 0.00 0.08 0.03 0.02 99.61 01:40:02 0 0.20 0.00 0.07 0.02 0.02 99.70 01:40:02 1 0.32 0.00 0.10 0.05 0.02 99.51 01:50:01 all 5.67 0.00 0.88 0.32 0.03 93.11 01:50:01 0 3.40 0.00 0.68 0.17 0.03 95.72 01:50:01 1 7.93 0.00 1.08 0.47 0.03 90.50 02:00:02 all 6.89 0.00 1.16 0.27 0.05 91.63 02:00:02 0 6.91 0.00 1.06 0.21 0.05 91.76 02:00:02 1 6.87 0.00 1.26 0.32 0.05 91.50 02:10:02 all 0.77 0.00 0.21 0.01 0.04 98.96 02:10:02 0 0.84 0.00 0.16 0.01 0.03 98.96 02:10:02 1 0.71 0.00 0.27 0.01 0.06 98.96 Average: all 1.86 0.00 0.36 0.09 0.03 97.67 Average: 0 1.59 0.00 0.31 0.06 0.03 98.01 Average: 1 2.13 0.00 0.41 0.11 0.03 97.33