---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-46986 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 751 5093 4 2392 7190 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:33:df:9b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.55/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80556sec preferred_lft 80556sec inet6 fe80::f816:3eff:fe33:df9b/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-46986) 09/03/26 _x86_64_ (2 CPU) 00:56:06 LINUX RESTART (2 CPU) 01:00:50 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:10:50 26.51 2.86 21.29 2.36 225.93 3594.48 1169.24 01:20:01 1.29 0.01 1.28 0.00 0.07 21.76 0.06 01:30:40 1.58 0.00 1.57 0.02 0.00 22.77 0.29 01:40:00 1.35 0.00 1.35 0.00 0.00 135.83 0.39 01:50:01 16.44 0.71 1.60 14.13 94.06 77.70 106353.44 02:00:50 1.56 0.00 1.54 0.02 0.00 19.39 0.38 02:10:40 1.39 0.00 1.39 0.01 0.00 25.38 403.29 02:20:00 1.42 0.01 1.39 0.03 0.21 66.73 3.54 02:30:30 1.68 0.00 1.64 0.05 0.00 25.51 4.29 Average: 5.94 0.40 3.68 1.86 35.74 443.68 12066.63 01:00:50 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:10:50 5186624 7365372 401312 4.93 85868 2254048 656804 7.15 549616 2080516 192 01:20:01 5166228 7347100 419344 5.16 86032 2256012 674468 7.35 558896 2082644 136 01:30:40 5180404 7363016 403376 4.96 86192 2257600 674336 7.34 558832 2084384 192 01:40:00 5151408 7368584 397524 4.89 86320 2291744 685720 7.47 569096 2118664 124 01:50:01 5079380 7326536 438716 5.39 86712 2320980 874368 9.52 585892 2137816 260 02:00:50 5087684 7335708 429376 5.28 86856 2321668 874368 9.52 586008 2138652 124 02:10:40 5040836 7292240 472856 5.81 87000 2324860 870792 9.48 581724 2141988 724 02:20:00 5050716 7316256 448632 5.52 87172 2338648 870284 9.48 582048 2155948 168 02:30:30 5059408 7327172 437672 5.38 87372 2340632 870448 9.48 582096 2158132 124 Average: 5111410 7337998 427645 5.26 86614 2300688 783510 8.53 572690 2122083 227 01:00:50 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:10:50 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 01:10:50 ens3 71.49 52.53 425.98 12.21 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 17.04 15.13 243.32 1.42 0.00 0.00 0.00 0.00 01:30:40 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:40 ens3 4.13 3.43 31.16 0.58 0.00 0.00 0.00 0.00 01:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:00 ens3 4.40 3.12 39.47 0.31 0.00 0.00 0.00 0.00 01:50:01 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:50:01 ens3 3.05 1.93 3.61 0.26 0.00 0.00 0.00 0.00 02:00:50 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:50 ens3 2.55 1.71 0.32 0.22 0.00 0.00 0.00 0.00 02:10:40 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:40 ens3 14.14 12.98 151.41 1.51 0.00 0.00 0.00 0.00 02:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:00 ens3 16.78 16.55 240.30 1.77 0.00 0.00 0.00 0.00 02:30:30 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:30 ens3 8.78 8.75 133.26 0.86 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 15.64 12.73 137.90 2.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-46986) 09/03/26 _x86_64_ (2 CPU) 00:56:06 LINUX RESTART (2 CPU) 01:00:50 CPU %user %nice %system %iowait %steal %idle 01:10:50 all 12.24 0.00 2.15 0.70 0.01 84.90 01:10:50 0 12.00 0.00 2.22 0.98 0.01 84.78 01:10:50 1 12.47 0.00 2.09 0.42 0.01 85.01 01:20:01 all 1.01 0.00 0.33 0.01 0.02 98.63 01:20:01 0 0.85 0.00 0.26 0.00 0.01 98.87 01:20:01 1 1.16 0.00 0.40 0.02 0.02 98.40 01:30:40 all 1.05 0.00 0.31 0.01 0.01 98.63 01:30:40 0 0.59 0.00 0.24 0.01 0.00 99.16 01:30:40 1 1.55 0.00 0.38 0.01 0.02 98.04 01:40:00 all 0.60 0.00 0.14 0.01 0.00 99.23 01:40:00 0 0.53 0.00 0.12 0.02 0.00 99.33 01:40:00 1 0.69 0.00 0.17 0.00 0.01 99.13 01:50:01 all 0.72 0.00 0.21 0.09 0.01 98.97 01:50:01 0 0.65 0.00 0.24 0.14 0.01 98.96 01:50:01 1 0.79 0.00 0.19 0.04 0.01 98.98 02:00:50 all 0.58 0.00 0.21 0.01 0.01 99.19 02:00:50 0 0.52 0.00 0.19 0.01 0.01 99.28 02:00:50 1 0.64 0.00 0.24 0.01 0.01 99.10 02:10:40 all 1.24 0.00 0.26 0.01 0.01 98.48 02:10:40 0 1.61 0.00 0.32 0.01 0.01 98.05 02:10:40 1 0.88 0.00 0.20 0.01 0.01 98.91 02:20:00 all 1.85 0.00 0.41 0.01 0.01 97.72 02:20:00 0 2.95 0.00 0.56 0.01 0.01 96.47 02:20:00 1 0.74 0.00 0.27 0.01 0.01 98.97 02:30:30 all 0.81 0.00 0.30 0.01 0.01 98.87 02:30:30 0 0.57 0.00 0.23 0.01 0.01 99.18 02:30:30 1 1.06 0.00 0.37 0.01 0.01 98.54 Average: all 2.25 0.00 0.49 0.10 0.01 97.16 Average: 0 2.24 0.00 0.49 0.13 0.01 97.13 Average: 1 2.25 0.00 0.48 0.06 0.01 97.19