---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-2505 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 773 5184 4 2277 7168 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:19:de:ca brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.9/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80714sec preferred_lft 80714sec inet6 fe80::f816:3eff:fe19:deca/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-2505) 08/06/26 _x86_64_ (2 CPU) 01:56:02 LINUX RESTART (2 CPU) 02:00:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:05 2.18 0.73 1.44 0.01 95.37 74.35 56.33 02:20:05 1.26 0.01 1.23 0.02 1.12 15.12 1.99 02:30:05 1.40 0.00 1.37 0.03 0.00 16.88 1.72 02:40:05 1.21 0.00 1.21 0.00 0.00 14.47 0.00 02:50:05 1.23 0.00 1.23 0.00 0.00 14.81 0.00 03:00:05 1.47 0.00 1.45 0.02 0.00 17.91 0.23 03:10:05 22.74 1.35 7.62 13.77 98.98 914.01 109236.60 03:20:05 19.17 1.66 15.69 1.83 130.84 2597.00 471.46 03:30:03 4.75 0.08 3.44 1.23 6.07 145.65 1127.34 Average: 6.16 0.42 3.85 1.88 36.94 423.41 12321.10 02:00:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:05 6243512 7518960 301704 3.71 31236 1449616 716220 7.80 461000 1201832 260 02:20:05 6249720 7526036 294680 3.62 31444 1450260 522896 5.70 455156 1202376 232 02:30:05 6253432 7530272 290492 3.57 31628 1450580 522896 5.70 455296 1202880 232 02:40:05 6260052 7537408 283376 3.48 31780 1450912 523612 5.70 456812 1203392 236 02:50:05 6260796 7538776 282000 3.47 31940 1451368 523660 5.70 457012 1203880 240 03:00:05 6256864 7535372 285344 3.51 32124 1451696 523660 5.70 457020 1204392 236 03:10:05 5470856 7284064 501860 6.17 66724 1922264 708144 7.71 675480 1695868 285192 03:20:05 5159820 7372280 394488 4.85 88616 2283392 690552 7.52 628844 2046716 272 03:30:03 5355968 7380508 395764 4.87 90436 2101968 618696 6.74 617472 1865492 26540 Average: 5945669 7469297 336634 4.14 48436 1668006 594482 6.48 518232 1425203 34827 02:00:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:05 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:10:05 ens3 0.85 0.23 3.26 0.03 0.00 0.00 0.00 0.00 02:20:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:05 ens3 0.44 0.08 0.08 0.04 0.00 0.00 0.00 0.00 02:30:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:05 ens3 0.26 0.05 0.05 0.01 0.00 0.00 0.00 0.00 02:40:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:05 ens3 6.30 3.85 4.12 3.44 0.00 0.00 0.00 0.00 02:50:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:05 ens3 0.54 0.10 0.15 0.08 0.00 0.00 0.00 0.00 03:00:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:05 ens3 0.30 0.06 0.08 0.04 0.00 0.00 0.00 0.00 03:10:05 lo 1.08 1.08 0.06 0.06 0.00 0.00 0.00 0.00 03:10:05 ens3 26.99 18.89 170.22 9.01 0.00 0.00 0.00 0.00 03:20:05 lo 1.22 1.22 0.07 0.07 0.00 0.00 0.00 0.00 03:20:05 ens3 38.21 25.74 147.79 6.43 0.00 0.00 0.00 0.00 03:30:03 lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 03:30:03 ens3 10.41 5.70 11.39 3.03 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 9.36 6.08 37.46 2.46 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-2505) 08/06/26 _x86_64_ (2 CPU) 01:56:02 LINUX RESTART (2 CPU) 02:00:05 CPU %user %nice %system %iowait %steal %idle 02:10:05 all 0.39 0.00 0.12 0.08 0.71 98.70 02:10:05 0 0.46 0.00 0.10 0.08 0.69 98.67 02:10:05 1 0.31 0.00 0.15 0.08 0.73 98.73 02:20:05 all 0.25 0.00 0.09 0.01 0.02 99.62 02:20:05 0 0.44 0.00 0.07 0.03 0.01 99.45 02:20:05 1 0.07 0.00 0.12 0.00 0.03 99.79 02:30:05 all 0.26 0.00 0.18 0.01 0.01 99.54 02:30:05 0 0.45 0.00 0.17 0.01 0.01 99.36 02:30:05 1 0.07 0.00 0.19 0.01 0.02 99.72 02:40:05 all 0.42 0.00 0.10 0.03 0.02 99.43 02:40:05 0 0.38 0.00 0.09 0.03 0.02 99.48 02:40:05 1 0.46 0.00 0.11 0.03 0.02 99.38 02:50:05 all 0.28 0.00 0.08 0.01 0.02 99.61 02:50:05 0 0.07 0.00 0.09 0.01 0.02 99.81 02:50:05 1 0.48 0.00 0.07 0.01 0.02 99.42 03:00:05 all 0.29 0.00 0.19 0.01 0.02 99.49 03:00:05 0 0.36 0.00 0.18 0.00 0.02 99.43 03:00:05 1 0.22 0.00 0.19 0.02 0.02 99.55 03:10:05 all 4.93 0.00 0.78 0.32 0.04 93.94 03:10:05 0 3.59 0.00 0.62 0.11 0.03 95.64 03:10:05 1 6.27 0.00 0.94 0.53 0.04 92.24 03:20:05 all 8.68 0.00 1.43 0.28 0.70 88.91 03:20:05 0 6.79 0.00 1.28 0.22 0.71 91.00 03:20:05 1 10.56 0.00 1.59 0.33 0.70 86.82 03:30:03 all 2.97 0.00 0.57 0.07 0.14 96.26 03:30:03 0 4.86 0.00 0.65 0.03 0.18 94.28 03:30:03 1 1.09 0.00 0.48 0.10 0.09 98.24 Average: all 2.05 0.00 0.39 0.09 0.19 97.28 Average: 0 1.93 0.00 0.36 0.06 0.19 97.46 Average: 1 2.17 0.00 0.43 0.12 0.18 97.10