---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-2193 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: 5600.00 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 8.3G 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 794 4781 4 2663 7147 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:ca:29:c9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.225/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79309sec preferred_lft 79309sec inet6 fe80::f816:3eff:feca:29c9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-2193) 08/05/26 _x86_64_ (2 CPU) 00:41:58 LINUX RESTART (2 CPU) 00:50:38 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:01 16.65 0.77 1.77 14.12 101.49 81.30 116102.14 01:10:38 1.26 0.00 1.24 0.02 0.00 14.80 0.97 01:20:38 1.27 0.00 1.27 0.00 0.01 15.05 0.19 01:30:01 1.52 0.00 1.51 0.01 0.00 18.38 0.30 01:40:33 17.81 1.51 15.36 0.95 108.85 2250.06 181.47 01:50:28 12.73 1.41 10.00 1.33 115.43 1139.13 434.50 02:00:01 1.47 0.00 1.45 0.02 0.00 18.66 3.67 02:10:38 1.43 0.00 1.43 0.00 0.00 175.01 0.91 02:20:38 1.65 0.00 1.63 0.02 0.00 400.23 1.97 02:30:01 1.64 0.00 1.62 0.02 0.00 66.61 0.92 Average: 5.75 0.37 3.80 1.58 32.65 431.68 11042.99 00:50:38 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:01 6267340 7542708 277368 3.41 31340 1449572 523132 5.70 452320 1202120 168 01:10:38 6286404 7562340 257756 3.17 31552 1449904 523204 5.70 452428 1202692 128 01:20:38 6277080 7553516 266568 3.28 31724 1450232 523412 5.70 454180 1203184 160 01:30:01 6266908 7543972 275968 3.39 31868 1450696 562804 6.13 460208 1203664 284 01:40:33 5460180 7400056 380092 4.67 71824 2039384 604368 6.58 574504 1815612 132 01:50:28 5056536 7267780 498816 6.13 88528 2282432 740120 8.06 713956 2046376 128 02:00:01 5083472 7295240 471264 5.79 88668 2282828 692888 7.55 667196 2046912 276 02:10:38 4889052 7152112 614084 7.55 88832 2333668 870940 9.49 828560 2097912 148 02:20:38 4702928 7082896 681344 8.38 89024 2448772 943096 10.27 901164 2213084 128 02:30:01 4577912 6971692 792312 9.74 89152 2462272 1042712 11.36 1001772 2226704 260 Average: 5486781 7337231 451557 5.55 64251 1964976 702668 7.65 650629 1725826 181 00:50:38 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:01 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 1.18 0.54 3.48 0.05 0.00 0.00 0.00 0.00 01:10:38 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:38 ens3 0.40 0.08 0.08 0.03 0.00 0.00 0.00 0.00 01:20:38 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:38 ens3 0.48 0.11 0.15 0.09 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 0.28 0.08 0.08 0.04 0.00 0.00 0.00 0.00 01:40:33 lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 01:40:33 ens3 37.34 22.82 264.39 6.04 0.00 0.00 0.00 0.00 01:50:28 lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 01:50:28 ens3 57.77 47.36 476.72 7.17 0.00 0.00 0.00 0.00 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 38.42 36.38 588.34 2.41 0.00 0.00 0.00 0.00 02:10:38 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:38 ens3 77.39 73.37 1189.47 4.88 0.00 0.00 0.00 0.00 02:20:38 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:38 ens3 27.41 26.53 419.71 1.83 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 23.26 22.21 357.17 1.52 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 26.86 23.32 335.41 2.46 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-2193) 08/05/26 _x86_64_ (2 CPU) 00:41:58 LINUX RESTART (2 CPU) 00:50:38 CPU %user %nice %system %iowait %steal %idle 01:00:01 all 0.39 0.00 0.23 0.05 0.02 99.32 01:00:01 0 0.46 0.00 0.21 0.02 0.02 99.30 01:00:01 1 0.31 0.00 0.25 0.08 0.02 99.34 01:10:38 all 0.23 0.00 0.09 0.01 0.02 99.65 01:10:38 0 0.13 0.00 0.10 0.00 0.02 99.75 01:10:38 1 0.34 0.00 0.08 0.01 0.02 99.55 01:20:38 all 0.27 0.00 0.08 0.01 0.03 99.62 01:20:38 0 0.12 0.00 0.10 0.01 0.03 99.74 01:20:38 1 0.41 0.00 0.06 0.02 0.02 99.49 01:30:01 all 0.30 0.00 0.18 0.01 0.02 99.48 01:30:01 0 0.09 0.00 0.19 0.01 0.03 99.69 01:30:01 1 0.52 0.00 0.17 0.02 0.02 99.27 01:40:33 all 5.99 0.00 0.94 0.34 0.04 92.69 01:40:33 0 6.95 0.00 1.09 0.54 0.04 91.38 01:40:33 1 5.03 0.00 0.79 0.15 0.03 94.00 01:50:28 all 6.15 0.00 1.08 0.22 0.06 92.50 01:50:28 0 4.77 0.00 0.92 0.25 0.05 94.01 01:50:28 1 7.53 0.00 1.24 0.18 0.07 90.98 02:00:01 all 0.66 0.00 0.41 0.01 0.06 98.86 02:00:01 0 0.67 0.00 0.39 0.00 0.05 98.89 02:00:01 1 0.66 0.00 0.44 0.02 0.06 98.83 02:10:38 all 1.10 0.00 0.57 0.01 0.05 98.27 02:10:38 0 1.67 0.00 1.02 0.01 0.07 97.23 02:10:38 1 0.53 0.00 0.13 0.01 0.03 99.30 02:20:38 all 0.79 0.00 0.26 0.04 0.05 98.86 02:20:38 0 0.67 0.00 0.15 0.02 0.04 99.13 02:20:38 1 0.91 0.00 0.36 0.07 0.07 98.59 02:30:01 all 0.62 0.00 0.36 0.05 0.05 98.92 02:30:01 0 0.58 0.00 0.30 0.07 0.04 99.00 02:30:01 1 0.65 0.00 0.42 0.02 0.06 98.85 Average: all 1.68 0.00 0.42 0.08 0.04 97.78 Average: 0 1.65 0.00 0.46 0.10 0.04 97.76 Average: 1 1.71 0.00 0.39 0.06 0.04 97.80