---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-3864 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 740 5139 4 2354 7201 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:08:bf:0c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.211/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79159sec preferred_lft 79159sec inet6 fe80::f816:3eff:fe08:bf0c/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-3864) 08/10/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.47 0.02 1.42 0.03 0.84 18.17 450.06 00:20:01 1.60 0.11 1.46 0.02 3.49 18.55 264.74 00:30:01 1.56 0.00 1.55 0.02 0.00 19.10 654.21 00:40:01 27.50 3.53 21.61 2.37 318.91 3549.40 776.55 00:50:01 1.44 0.00 1.44 0.00 0.00 27.89 0.20 01:00:11 1.51 0.00 1.49 0.02 0.00 24.08 5.19 01:10:01 15.86 0.00 1.44 14.42 0.15 134.97 108497.06 01:20:01 1.51 0.00 1.47 0.04 0.00 35.92 1.51 01:30:01 1.68 0.00 1.61 0.07 0.00 26.97 2.31 Average: 5.99 0.41 3.72 1.86 35.93 428.11 12093.71 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 6289668 7538040 283160 3.48 31436 1422648 525600 5.72 439692 1185316 156 00:20:01 6300280 7549236 271876 3.34 31764 1422828 524748 5.72 441460 1185608 240 00:30:01 6291724 7541332 279768 3.44 31940 1423292 524952 5.72 442228 1186120 124 00:40:01 5199820 7405428 361772 4.45 86904 2278580 620484 6.76 587388 2040372 780 00:50:01 5167376 7375208 392072 4.82 87052 2280704 631236 6.88 589352 2042660 124 01:00:11 5153852 7363656 403524 4.96 87184 2282552 650092 7.08 608128 2044632 204 01:10:01 5146352 7391304 375776 4.62 87368 2317364 635244 6.92 592992 2079608 160 01:20:01 5104632 7355468 411304 5.06 87532 2323008 688176 7.50 604936 2085284 276 01:30:01 5079708 7332664 434212 5.34 87712 2324916 672900 7.33 631268 2087376 120 Average: 5525935 7428037 357052 4.39 68766 2008432 608159 6.62 548605 1770775 243 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:01 ens3 0.46 0.11 0.13 0.07 0.00 0.00 0.00 0.00 00:20:01 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:01 ens3 0.45 0.27 0.09 0.51 0.00 0.00 0.00 0.00 00:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:01 ens3 0.53 0.14 0.16 0.09 0.00 0.00 0.00 0.00 00:40:01 lo 1.33 1.33 0.08 0.08 0.00 0.00 0.00 0.00 00:40:01 ens3 59.83 40.73 319.94 10.75 0.00 0.00 0.00 0.00 00:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 18.70 16.26 223.65 1.63 0.00 0.00 0.00 0.00 01:00:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:11 ens3 7.85 7.28 60.23 0.81 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 10.92 10.08 159.15 1.06 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 14.71 14.10 141.79 1.81 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 11.51 10.88 140.11 1.05 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 13.88 11.09 115.96 1.97 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-3864) 08/10/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.29 0.00 0.11 0.01 0.05 99.54 00:10:01 0 0.50 0.00 0.07 0.01 0.03 99.39 00:10:01 1 0.07 0.00 0.15 0.02 0.07 99.70 00:20:01 all 0.52 0.00 0.20 0.01 0.05 99.22 00:20:01 0 0.44 0.00 0.20 0.01 0.05 99.31 00:20:01 1 0.60 0.00 0.21 0.01 0.05 99.14 00:30:01 all 0.27 0.00 0.17 0.01 0.04 99.51 00:30:01 0 0.19 0.00 0.17 0.02 0.05 99.58 00:30:01 1 0.35 0.00 0.16 0.00 0.04 99.44 00:40:01 all 12.06 0.00 1.98 3.83 0.07 82.06 00:40:01 0 13.43 0.00 2.14 2.90 0.06 81.46 00:40:01 1 10.68 0.00 1.82 4.76 0.08 82.66 00:50:01 all 0.99 0.00 0.31 0.01 0.11 98.58 00:50:01 0 0.90 0.00 0.36 0.02 0.12 98.60 00:50:01 1 1.08 0.00 0.26 0.00 0.10 98.56 01:00:11 all 1.33 0.00 0.48 0.01 0.10 98.09 01:00:11 0 0.93 0.00 0.42 0.02 0.07 98.56 01:00:11 1 1.73 0.00 0.53 0.00 0.12 97.61 01:10:01 all 1.63 0.00 0.51 0.05 0.10 97.72 01:10:01 0 2.76 0.00 0.84 0.09 0.14 96.18 01:10:01 1 0.61 0.00 0.20 0.02 0.06 99.11 01:20:01 all 1.89 0.00 0.36 0.01 0.11 97.62 01:20:01 0 2.31 0.00 0.34 0.02 0.09 97.24 01:20:01 1 1.47 0.00 0.39 0.00 0.14 98.00 01:30:01 all 0.90 0.00 0.34 0.03 0.11 98.61 01:30:01 0 0.67 0.00 0.25 0.06 0.08 98.95 01:30:01 1 1.14 0.00 0.43 0.01 0.15 98.28 Average: all 2.21 0.00 0.49 0.45 0.08 96.76 Average: 0 2.46 0.00 0.53 0.35 0.07 96.59 Average: 1 1.97 0.00 0.46 0.54 0.09 96.94