---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-39856 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 752 5204 4 2278 7189 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:af:d5:15 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.202/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80850sec preferred_lft 80850sec inet6 fe80::f816:3eff:feaf:d515/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-39856) 08/22/26 _x86_64_ (2 CPU) 01:04:03 LINUX RESTART (2 CPU) 01:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:08 1.33 0.01 1.31 0.01 0.07 16.56 20.52 01:30:01 1.36 0.00 1.32 0.04 0.00 17.30 239.22 01:40:01 1.20 0.00 1.19 0.02 0.00 14.82 20.77 01:50:08 14.44 0.00 1.32 13.11 0.15 16.49 107909.69 02:00:01 2.32 0.71 1.57 0.04 95.13 78.01 78.04 02:10:08 1.29 0.00 1.27 0.02 1.04 16.01 25.16 02:20:08 1.38 0.03 1.33 0.02 2.15 16.55 20.81 02:30:08 18.91 1.57 16.39 0.94 113.22 2200.94 210.60 Average: 5.29 0.29 3.21 1.79 26.31 296.60 13691.45 01:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:08 6278388 7524340 296888 3.65 31032 1420892 528484 5.76 444388 1184192 232 01:30:01 6287684 7534152 287036 3.53 31228 1421188 528668 5.76 444396 1184692 240 01:40:01 6288128 7535148 286068 3.52 31448 1421516 528728 5.76 444648 1185240 124 01:50:08 6289088 7536716 284432 3.50 31672 1421912 528736 5.76 444880 1185804 172 02:00:01 6235228 7512496 307824 3.79 32144 1450636 715744 7.80 461632 1204584 124 02:10:08 6258880 7537036 283352 3.48 32356 1451304 528800 5.76 455868 1205152 136 02:20:08 6247584 7526920 293452 3.61 32564 1452268 528800 5.76 456416 1205764 136 02:30:08 5446720 7391820 388608 4.78 72260 2044268 636832 6.94 588836 1821168 45620 Average: 6166462 7512328 303458 3.73 36838 1510498 565599 6.16 467633 1272074 5848 01:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:08 ens3 1.22 0.20 0.29 0.17 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 0.76 0.08 4.19 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 0.42 0.16 0.07 0.72 0.00 0.00 0.00 0.00 01:50:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:08 ens3 0.51 0.10 0.14 0.08 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 0.99 0.46 3.39 0.08 0.00 0.00 0.00 0.00 02:10:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:08 ens3 0.26 0.04 0.05 0.01 0.00 0.00 0.00 0.00 02:20:08 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:20:08 ens3 0.26 0.10 0.08 0.04 0.00 0.00 0.00 0.00 02:30:08 lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 02:30:08 ens3 37.76 24.92 280.91 6.02 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 5.27 3.25 36.08 0.89 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-39856) 08/22/26 _x86_64_ (2 CPU) 01:04:03 LINUX RESTART (2 CPU) 01:10:01 CPU %user %nice %system %iowait %steal %idle 01:20:08 all 0.30 0.00 0.08 0.01 0.04 99.58 01:20:08 0 0.50 0.00 0.05 0.00 0.02 99.42 01:20:08 1 0.10 0.00 0.10 0.01 0.05 99.73 01:30:01 all 0.27 0.00 0.17 0.01 0.03 99.52 01:30:01 0 0.42 0.00 0.16 0.01 0.03 99.39 01:30:01 1 0.11 0.00 0.18 0.01 0.04 99.66 01:40:01 all 0.19 0.00 0.07 0.01 0.03 99.69 01:40:01 0 0.09 0.00 0.09 0.01 0.04 99.77 01:40:01 1 0.30 0.00 0.06 0.01 0.03 99.61 01:50:08 all 0.20 0.00 0.08 0.04 0.03 99.65 01:50:08 0 0.35 0.00 0.06 0.00 0.02 99.57 01:50:08 1 0.05 0.00 0.11 0.07 0.04 99.73 02:00:01 all 0.33 0.00 0.19 0.03 0.03 99.42 02:00:01 0 0.41 0.00 0.17 0.02 0.02 99.39 02:00:01 1 0.24 0.00 0.22 0.05 0.04 99.46 02:10:08 all 0.21 0.00 0.07 0.04 0.03 99.65 02:10:08 0 0.36 0.00 0.05 0.00 0.02 99.56 02:10:08 1 0.05 0.00 0.09 0.07 0.04 99.75 02:20:08 all 0.27 0.00 0.08 0.30 0.03 99.33 02:20:08 0 0.44 0.00 0.06 0.06 0.02 99.43 02:20:08 1 0.10 0.00 0.10 0.54 0.04 99.22 02:30:08 all 6.27 0.00 1.07 0.78 0.04 91.84 02:30:08 0 7.67 0.00 1.22 0.81 0.04 90.27 02:30:08 1 4.87 0.00 0.92 0.76 0.05 93.41 Average: all 1.00 0.00 0.23 0.15 0.03 98.59 Average: 0 1.28 0.00 0.23 0.11 0.02 98.35 Average: 1 0.73 0.00 0.22 0.19 0.04 98.82