---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-38464 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 785 5173 4 2276 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:bf:40:71 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.7/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82086sec preferred_lft 82086sec inet6 fe80::f816:3eff:febf:4071/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-38464) 08/18/26 _x86_64_ (2 CPU) 01:09:50 LINUX RESTART (2 CPU) 01:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:17 19.86 3.10 3.82 12.93 360.63 2924.02 106351.04 01:30:17 1.49 0.01 1.46 0.03 0.05 18.16 866.85 01:40:01 2.20 0.73 1.45 0.03 97.77 76.16 76.68 01:50:17 18.76 1.54 16.29 0.92 111.82 2190.61 229.07 02:00:07 13.26 1.26 10.52 1.48 111.09 1278.37 735.53 02:10:01 1.11 0.00 1.09 0.02 0.00 13.52 1.78 02:20:02 1.41 0.04 1.36 0.00 1.37 25.96 0.52 Average: 8.40 0.97 5.19 2.25 98.70 948.40 15876.55 01:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:17 6291256 7537668 283172 3.48 30920 1421444 527616 5.75 444596 1183904 20 01:30:17 6291544 7538508 282288 3.47 31120 1421784 531040 5.78 446884 1184444 120 01:40:01 6246456 7523188 296952 3.65 31600 1450680 529448 5.77 456412 1203192 172 01:50:17 5423408 7366272 414048 5.09 71408 2042932 670444 7.30 616148 1818524 46728 02:00:07 5173156 7383428 383724 4.72 86600 2283848 658048 7.17 608924 2045724 216 02:10:01 5176372 7387152 380008 4.67 86740 2284216 658048 7.17 609072 2046236 316 02:20:02 5372484 7398544 377116 4.64 86928 2107200 669756 7.29 606988 1869244 1828 Average: 5710668 7447823 345330 4.25 60759 1858872 606343 6.60 541289 1621610 7057 01:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:17 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:20:17 ens3 16.66 6.94 36.18 1.78 0.00 0.00 0.00 0.00 01:30:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:17 ens3 0.39 0.09 0.11 0.06 0.00 0.00 0.00 0.00 01:40:01 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.87 0.53 3.41 0.06 0.00 0.00 0.00 0.00 01:50:17 lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 01:50:17 ens3 38.75 25.52 273.74 6.04 0.00 0.00 0.00 0.00 02:00:07 lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 02:00:07 ens3 30.52 20.34 40.83 5.62 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 1.16 0.21 0.11 0.04 0.00 0.00 0.00 0.00 02:20:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:02 ens3 6.30 3.67 7.57 1.85 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 13.65 8.26 52.75 2.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-38464) 08/18/26 _x86_64_ (2 CPU) 01:09:50 LINUX RESTART (2 CPU) 01:10:00 CPU %user %nice %system %iowait %steal %idle 01:20:17 all 0.70 0.00 0.39 0.19 0.04 98.69 01:20:17 0 0.60 0.00 0.35 0.15 0.04 98.86 01:20:17 1 0.80 0.00 0.44 0.22 0.04 98.51 01:30:17 all 0.31 0.00 0.17 0.01 0.04 99.47 01:30:17 0 0.41 0.00 0.17 0.00 0.03 99.39 01:30:17 1 0.22 0.00 0.18 0.02 0.04 99.54 01:40:01 all 0.40 0.00 0.11 0.03 0.03 99.43 01:40:01 0 0.23 0.00 0.14 0.03 0.03 99.56 01:40:01 1 0.56 0.00 0.08 0.02 0.03 99.30 01:50:17 all 6.04 0.00 0.90 0.31 0.04 92.71 01:50:17 0 6.44 0.00 0.96 0.27 0.05 92.28 01:50:17 1 5.64 0.00 0.83 0.36 0.04 93.14 02:00:07 all 6.01 0.00 1.04 0.20 0.07 92.68 02:00:07 0 9.05 0.00 1.26 0.21 0.07 89.42 02:00:07 1 2.97 0.00 0.83 0.20 0.07 95.94 02:10:01 all 0.39 0.00 0.12 0.01 0.06 99.41 02:10:01 0 0.31 0.00 0.17 0.02 0.09 99.41 02:10:01 1 0.47 0.00 0.08 0.00 0.03 99.41 02:20:02 all 0.61 0.00 0.22 0.54 0.06 98.57 02:20:02 0 0.50 0.00 0.25 1.08 0.09 98.08 02:20:02 1 0.72 0.00 0.18 0.01 0.03 99.06 Average: all 2.07 0.00 0.42 0.19 0.05 97.27 Average: 0 2.51 0.00 0.47 0.25 0.06 96.71 Average: 1 1.64 0.00 0.38 0.12 0.04 97.83