---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-39822 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 8.1G 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 745 5092 4 2397 7195 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:7c:f0:3f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.136/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80331sec preferred_lft 80331sec inet6 fe80::f816:3eff:fe7c:f03f/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-39822) 08/22/26 _x86_64_ (2 CPU) 00:41:41 LINUX RESTART (2 CPU) 00:50:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:13 25.22 2.81 20.07 2.34 222.86 3437.14 694.56 01:10:01 1.53 0.00 1.53 0.00 0.00 61.85 0.03 01:20:13 2.43 0.70 1.72 0.02 93.33 82.05 55.13 01:30:03 1.57 0.00 1.55 0.02 0.00 134.13 2.54 01:40:02 15.45 0.00 1.30 14.15 0.15 17.46 106427.95 01:50:13 1.25 0.00 1.25 0.00 0.00 16.53 0.00 02:00:13 1.59 0.00 1.57 0.02 0.00 29.29 396.18 02:10:13 1.35 0.01 1.32 0.02 0.20 59.60 2.89 02:20:13 1.36 0.00 1.33 0.03 0.00 22.31 3.59 Average: 5.76 0.39 3.53 1.84 35.50 430.74 11928.24 00:50:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:13 5209808 7396532 371356 4.57 85780 2261192 637152 6.94 587392 2033476 10040 01:10:01 5199716 7389496 378436 4.65 85904 2264192 633868 6.90 575804 2036608 256 01:20:13 5173984 7394700 372904 4.59 86320 2294628 652904 7.11 605592 2056840 196 01:30:03 5117600 7373284 393864 4.84 86480 2328972 676892 7.37 628136 2091344 256 01:40:02 5119576 7376204 390888 4.81 86620 2329764 676892 7.37 628296 2092120 256 01:50:13 5120140 7377540 389536 4.79 86748 2330408 676988 7.37 628392 2092884 248 02:00:13 5119280 7379552 387480 4.76 86892 2333080 640616 6.98 591988 2095708 124 02:10:13 5064944 7338844 427948 5.26 87100 2346328 675824 7.36 627172 2109152 228 02:20:13 5062400 7338464 428308 5.27 87276 2348276 675836 7.36 627432 2111288 196 Average: 5131939 7373846 393413 4.84 86569 2315204 660775 7.20 611134 2079936 1311 00:50:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:13 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 01:00:13 ens3 60.47 42.82 330.98 11.00 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 28.99 24.37 293.10 2.35 0.00 0.00 0.00 0.00 01:20:13 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:20:13 ens3 10.56 9.35 63.56 1.09 0.00 0.00 0.00 0.00 01:30:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:03 ens3 4.23 3.05 37.57 0.29 0.00 0.00 0.00 0.00 01:40:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:02 ens3 2.71 1.74 0.36 0.24 0.00 0.00 0.00 0.00 01:50:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:13 ens3 2.83 1.78 0.43 0.28 0.00 0.00 0.00 0.00 02:00:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:13 ens3 12.59 11.99 120.72 1.46 0.00 0.00 0.00 0.00 02:10:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:13 ens3 23.41 22.52 248.57 2.08 0.00 0.00 0.00 0.00 02:20:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:13 ens3 14.75 13.88 140.48 1.22 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 17.82 14.59 136.85 2.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-39822) 08/22/26 _x86_64_ (2 CPU) 00:41:41 LINUX RESTART (2 CPU) 00:50:10 CPU %user %nice %system %iowait %steal %idle 01:00:13 all 11.87 0.00 1.88 0.45 0.05 85.74 01:00:13 0 7.64 0.00 1.44 0.33 0.05 90.54 01:00:13 1 16.11 0.00 2.32 0.57 0.06 80.95 01:10:01 all 1.35 0.00 0.32 0.01 0.06 98.26 01:10:01 0 1.70 0.00 0.26 0.01 0.05 97.99 01:10:01 1 0.99 0.00 0.38 0.01 0.07 98.54 01:20:13 all 1.40 0.00 0.32 0.03 0.07 98.18 01:20:13 0 1.12 0.00 0.34 0.01 0.07 98.45 01:20:13 1 1.68 0.00 0.30 0.04 0.06 97.92 01:30:03 all 1.67 0.00 0.52 0.01 0.07 97.72 01:30:03 0 2.37 0.00 0.68 0.02 0.08 96.85 01:30:03 1 1.03 0.00 0.38 0.01 0.06 98.52 01:40:02 all 0.60 0.00 0.17 0.03 0.07 99.15 01:40:02 0 0.64 0.00 0.20 0.05 0.09 99.03 01:40:02 1 0.56 0.00 0.13 0.01 0.05 99.26 01:50:13 all 0.60 0.00 0.15 0.01 0.07 99.17 01:50:13 0 0.58 0.00 0.14 0.01 0.06 99.20 01:50:13 1 0.62 0.00 0.16 0.00 0.07 99.14 02:00:13 all 1.29 0.00 0.32 0.01 0.07 98.31 02:00:13 0 1.44 0.00 0.28 0.01 0.07 98.20 02:00:13 1 1.15 0.00 0.36 0.01 0.07 98.42 02:10:13 all 1.80 0.00 0.37 0.01 0.07 97.76 02:10:13 0 2.44 0.00 0.36 0.01 0.05 97.15 02:10:13 1 1.16 0.00 0.39 0.01 0.08 98.37 02:20:13 all 0.87 0.00 0.24 0.01 0.07 98.83 02:20:13 0 0.49 0.00 0.13 0.01 0.04 99.34 02:20:13 1 1.24 0.00 0.35 0.00 0.09 98.31 Average: all 2.40 0.00 0.48 0.06 0.07 97.00 Average: 0 2.04 0.00 0.42 0.05 0.06 97.42 Average: 1 2.74 0.00 0.53 0.07 0.07 96.58