---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-36059 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 767 5140 4 2334 7174 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:69:d7:db brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.116/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80349sec preferred_lft 80349sec inet6 fe80::f816:3eff:fe69:d7db/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-36059) 08/12/26 _x86_64_ (2 CPU) 01:03:47 LINUX RESTART (2 CPU) 01:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:02 1.22 0.01 1.21 0.00 0.07 14.76 4.61 01:30:02 29.78 14.23 2.23 13.33 243.51 104.74 109146.96 01:40:02 1.20 0.01 1.17 0.02 1.05 14.41 18.53 01:50:02 1.16 0.00 1.14 0.02 0.00 14.11 20.79 02:00:02 1.37 0.00 1.34 0.03 0.00 16.44 21.00 02:10:27 23.12 1.52 20.61 1.00 109.66 2293.05 654.40 02:20:02 12.56 1.29 9.88 1.39 114.20 1158.22 440.98 02:30:02 1.49 0.00 1.45 0.03 0.00 18.21 1.96 02:40:02 1.37 0.00 1.36 0.02 0.00 15.88 1.73 Average: 8.19 1.89 4.54 1.76 52.03 410.73 12255.97 01:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:02 6285400 7531912 289192 3.56 31000 1421448 523760 5.70 448352 1184172 336 01:30:02 6160632 7492576 318620 3.92 34884 1494264 716612 7.81 464600 1249920 208 01:40:02 6179332 7512132 299092 3.68 35088 1494904 522300 5.69 456744 1250452 200 01:50:02 6184904 7518364 292836 3.60 35304 1495360 522300 5.69 456876 1250996 260 02:00:02 6179176 7513196 297976 3.66 35500 1495688 522504 5.69 457004 1251520 212 02:10:27 5359324 7353236 417948 5.14 75012 2082092 663776 7.23 596856 1860768 3944 02:20:02 5137076 7398396 359676 4.42 90296 2322864 613172 6.68 583896 2087988 212 02:30:02 5123360 7385176 372880 4.59 90456 2323204 613244 6.68 583976 2088488 276 02:40:02 5123108 7385596 372404 4.58 90604 2323680 613632 6.68 584592 2088992 292 Average: 5748035 7454509 335625 4.13 57572 1828167 590144 6.43 514766 1590366 660 01:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:02 ens3 1.41 0.12 0.18 0.07 0.00 0.00 0.00 0.00 01:30:02 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:30:02 ens3 1.02 0.34 6.05 0.08 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 0.46 0.21 0.12 0.55 0.00 0.00 0.00 0.00 01:50:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:02 ens3 0.30 0.07 0.09 0.04 0.00 0.00 0.00 0.00 02:00:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:02 ens3 0.18 0.04 0.04 0.01 0.00 0.00 0.00 0.00 02:10:27 lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 02:10:27 ens3 33.33 22.62 266.61 5.62 0.00 0.00 0.00 0.00 02:20:02 lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 02:20:02 ens3 31.54 21.89 41.77 5.76 0.00 0.00 0.00 0.00 02:30:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:02 ens3 1.70 0.18 0.13 0.03 0.00 0.00 0.00 0.00 02:40:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:02 ens3 6.49 3.95 4.22 4.75 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 8.50 5.49 36.50 1.88 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-36059) 08/12/26 _x86_64_ (2 CPU) 01:03:47 LINUX RESTART (2 CPU) 01:10:01 CPU %user %nice %system %iowait %steal %idle 01:20:02 all 0.28 0.00 0.09 0.01 0.04 99.59 01:20:02 0 0.15 0.00 0.10 0.01 0.04 99.70 01:20:02 1 0.40 0.00 0.09 0.00 0.04 99.48 01:30:02 all 0.39 0.18 0.31 0.20 0.04 98.87 01:30:02 0 0.40 0.00 0.23 0.04 0.04 99.29 01:30:02 1 0.38 0.36 0.39 0.36 0.05 98.46 01:40:02 all 0.30 0.00 0.08 0.01 0.04 99.58 01:40:02 0 0.30 0.00 0.07 0.01 0.04 99.59 01:40:02 1 0.30 0.00 0.09 0.01 0.04 99.56 01:50:02 all 0.24 0.00 0.06 0.01 0.04 99.65 01:50:02 0 0.44 0.00 0.03 0.01 0.02 99.50 01:50:02 1 0.04 0.00 0.10 0.01 0.06 99.80 02:00:02 all 0.26 0.00 0.15 0.01 0.04 99.53 02:00:02 0 0.29 0.00 0.12 0.02 0.03 99.54 02:00:02 1 0.24 0.00 0.19 0.00 0.05 99.52 02:10:27 all 6.18 0.00 0.99 0.45 0.06 92.32 02:10:27 0 7.65 0.00 1.07 0.34 0.06 90.88 02:10:27 1 4.70 0.00 0.91 0.56 0.05 93.77 02:20:02 all 6.17 0.00 1.02 0.22 0.10 92.48 02:20:02 0 6.92 0.00 0.99 0.25 0.11 91.73 02:20:02 1 5.43 0.00 1.05 0.19 0.10 93.24 02:30:02 all 0.42 0.00 0.22 0.01 0.10 99.25 02:30:02 0 0.44 0.00 0.20 0.01 0.07 99.28 02:30:02 1 0.39 0.00 0.25 0.01 0.13 99.22 02:40:02 all 0.43 0.00 0.16 0.01 0.09 99.31 02:40:02 0 0.40 0.00 0.12 0.00 0.06 99.42 02:40:02 1 0.47 0.00 0.19 0.01 0.12 99.20 Average: all 1.63 0.02 0.34 0.10 0.06 97.84 Average: 0 1.89 0.00 0.32 0.08 0.05 97.66 Average: 1 1.37 0.04 0.36 0.13 0.07 98.03