---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-3305 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 761 5112 4 2362 7180 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:7b:8c:89 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.116/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79045sec preferred_lft 79045sec inet6 fe80::f816:3eff:fe7b:8c89/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-3305) 08/08/26 _x86_64_ (2 CPU) 00:36:44 LINUX RESTART (2 CPU) 00:40:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 1.21 0.03 1.18 0.00 1.25 14.45 2.32 01:00:03 1.45 0.01 1.42 0.03 0.05 17.57 230.87 01:10:03 1.17 0.00 1.15 0.02 0.00 13.80 23.07 01:20:01 2.11 0.71 1.37 0.03 94.52 73.76 79.61 01:30:03 1.45 0.00 1.41 0.04 1.05 17.86 21.02 01:40:03 16.10 1.59 13.58 0.93 114.69 2186.02 208.46 01:50:01 12.02 1.25 9.35 1.42 109.99 1315.00 478.76 02:00:03 1.54 0.00 1.51 0.04 0.00 24.76 2.31 02:10:00 1.30 0.00 1.28 0.02 0.00 129.09 1.57 02:20:00 15.59 0.00 1.40 14.19 0.15 29.28 106598.18 02:30:01 1.60 0.00 1.56 0.04 0.00 34.16 5.79 Average: 5.05 0.33 3.20 1.52 29.19 350.18 9797.48 00:40:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 6291784 7542232 278748 3.43 31000 1425360 519056 5.65 445936 1188124 176 01:00:03 6281924 7532948 288040 3.54 31228 1425696 519032 5.65 446172 1188684 228 01:10:03 6281924 7533476 287536 3.54 31420 1426016 521944 5.69 446544 1189200 168 01:20:01 6244688 7525520 294888 3.63 31900 1454448 715764 7.80 463768 1207784 164 01:30:03 6244204 7526032 294352 3.62 32092 1455216 522112 5.69 458172 1208316 180 01:40:03 5447764 7392860 387540 4.77 72016 2044332 637004 6.94 598152 1820652 44792 01:50:01 5098004 7314512 452256 5.56 87756 2288440 682032 7.43 647832 2051696 532 02:00:03 5148336 7367200 399532 4.91 87916 2290636 639868 6.97 597120 2054052 772 02:10:00 5092588 7345936 420712 5.17 88088 2324872 693708 7.56 650364 2088456 556 02:20:00 5106120 7362860 403632 4.96 88272 2328036 649412 7.07 606312 2091772 148 02:30:01 5114068 7375684 390752 4.80 88468 2332652 650776 7.09 608148 2096464 264 Average: 5668309 7438115 354363 4.36 60923 1890519 613701 6.68 542593 1653200 4362 00:40:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 1.20 0.11 0.16 0.06 0.00 0.00 0.00 0.00 01:00:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:03 ens3 0.34 0.04 0.06 0.01 0.00 0.00 0.00 0.00 01:10:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:03 ens3 0.35 0.05 0.09 0.04 0.00 0.00 0.00 0.00 01:20:01 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 0.76 0.39 3.39 0.12 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 0.55 0.25 0.12 0.71 0.00 0.00 0.00 0.00 01:40:03 lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 01:40:03 ens3 41.46 25.82 278.78 6.05 0.00 0.00 0.00 0.00 01:50:01 lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 01:50:01 ens3 50.81 40.31 264.33 7.35 0.00 0.00 0.00 0.00 02:00:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:03 ens3 9.53 8.50 56.82 1.15 0.00 0.00 0.00 0.00 02:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:00 ens3 4.69 3.78 41.66 0.30 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 14.34 13.81 148.79 1.54 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 23.67 22.86 224.83 2.35 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 13.42 10.53 92.62 1.79 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-3305) 08/08/26 _x86_64_ (2 CPU) 00:36:44 LINUX RESTART (2 CPU) 00:40:03 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 0.28 0.00 0.08 0.01 0.03 99.61 00:50:01 0 0.07 0.00 0.09 0.02 0.04 99.78 00:50:01 1 0.48 0.00 0.06 0.01 0.03 99.43 01:00:03 all 0.29 0.00 0.17 0.01 0.04 99.48 01:00:03 0 0.16 0.00 0.22 0.02 0.05 99.55 01:00:03 1 0.42 0.00 0.13 0.00 0.03 99.42 01:10:03 all 0.27 0.00 0.07 0.01 0.03 99.62 01:10:03 0 0.49 0.00 0.05 0.02 0.02 99.42 01:10:03 1 0.05 0.00 0.09 0.00 0.04 99.82 01:20:01 all 0.36 0.00 0.11 0.03 0.04 99.46 01:20:01 0 0.62 0.00 0.09 0.03 0.02 99.24 01:20:01 1 0.10 0.00 0.13 0.04 0.05 99.69 01:30:03 all 0.18 0.00 0.16 0.01 0.03 99.62 01:30:03 0 0.15 0.00 0.15 0.00 0.02 99.68 01:30:03 1 0.21 0.00 0.16 0.02 0.04 99.56 01:40:03 all 6.14 0.00 0.94 0.37 0.04 92.51 01:40:03 0 7.72 0.00 1.05 0.44 0.05 90.74 01:40:03 1 4.56 0.00 0.83 0.30 0.04 94.27 01:50:01 all 6.50 0.00 1.15 0.25 0.08 92.03 01:50:01 0 7.23 0.00 1.13 0.28 0.06 91.29 01:50:01 1 5.76 0.00 1.17 0.22 0.09 92.76 02:00:03 all 0.99 0.00 0.32 0.01 0.08 98.61 02:00:03 0 0.79 0.00 0.27 0.02 0.06 98.87 02:00:03 1 1.18 0.00 0.37 0.00 0.10 98.34 02:10:00 all 1.82 0.00 0.40 0.01 0.07 97.70 02:10:00 0 1.15 0.00 0.24 0.01 0.06 98.54 02:10:00 1 2.58 0.00 0.58 0.01 0.08 96.75 02:20:00 all 1.27 0.00 0.28 0.03 0.08 98.34 02:20:00 0 1.53 0.00 0.33 0.07 0.09 97.98 02:20:00 1 1.01 0.00 0.23 0.00 0.06 98.70 02:30:01 all 1.77 0.00 0.47 0.01 0.08 97.67 02:30:01 0 2.07 0.00 0.67 0.02 0.10 97.14 02:30:01 1 1.47 0.00 0.28 0.00 0.06 98.19 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.80 0.00 0.38 0.07 0.05 97.70 Average: 0 2.00 0.00 0.39 0.08 0.05 97.48 Average: 1 1.60 0.00 0.36 0.06 0.06 97.92