---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-2472 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 8.3G 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 787 4779 4 2679 7153 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:c8:c8:ab brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.167/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78869sec preferred_lft 78869sec inet6 fe80::f816:3eff:fec8:c8ab/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-2472) 08/06/26 _x86_64_ (2 CPU) 00:42:17 LINUX RESTART (2 CPU) 00:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:08 15.59 0.71 1.81 13.07 93.04 77.05 108037.26 01:10:09 1.38 0.00 1.36 0.02 1.05 15.96 0.99 01:20:01 1.28 0.00 1.27 0.01 0.01 14.73 0.30 01:30:09 1.54 0.00 1.52 0.01 0.00 18.59 204.57 01:40:09 15.47 13.52 1.89 0.06 149.29 42.86 18.69 01:50:01 17.81 1.60 15.28 0.93 115.79 2224.28 193.66 02:00:09 13.12 1.38 10.32 1.42 112.56 1302.59 437.08 02:10:09 1.32 0.00 1.32 0.00 0.00 16.19 0.00 02:20:01 1.42 0.00 1.41 0.01 0.00 232.86 1.35 02:30:09 1.71 0.00 1.68 0.03 0.00 316.13 5.08 02:40:10 1.44 0.00 1.43 0.00 0.00 18.54 0.05 Average: 6.56 1.56 3.56 1.43 42.94 387.79 10021.07 00:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:08 6232076 7511744 308820 3.80 31404 1453544 715828 7.80 462148 1206348 132 01:10:09 6236036 7516576 304028 3.74 31632 1454192 530740 5.78 456440 1206904 176 01:20:01 6236036 7517092 303548 3.73 31812 1454516 530828 5.78 456668 1207416 244 01:30:09 6235656 7517360 303272 3.73 31992 1454980 530916 5.78 456920 1207928 136 01:40:09 6170396 7508592 302988 3.73 35564 1499588 531056 5.78 457820 1255504 136 01:50:01 5349916 7350548 420876 5.18 75244 2088132 705800 7.69 628364 1867020 47404 02:00:09 4992444 7264240 493604 6.07 91592 2331344 754516 8.22 714624 2097456 192 02:10:09 4962548 7234880 522964 6.43 91700 2331772 755220 8.23 715344 2097992 136 02:20:01 4842884 7180444 576868 7.09 91864 2396380 855296 9.32 798852 2162620 280 02:30:09 4653824 7083544 672244 8.27 92024 2487100 951716 10.37 895936 2253516 196 02:40:10 4541672 6972032 783612 9.64 92132 2487552 1037024 11.30 981592 2254072 280 Average: 5495772 7332459 453893 5.58 63360 1949009 718085 7.82 638610 1710616 4483 00:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:08 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:00:08 ens3 1.15 0.22 3.23 0.03 0.00 0.00 0.00 0.00 01:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:09 ens3 0.44 0.04 0.09 0.03 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 0.39 0.10 0.11 0.06 0.00 0.00 0.00 0.00 01:30:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:09 ens3 0.44 0.13 0.17 0.10 0.00 0.00 0.00 0.00 01:40:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:09 ens3 0.41 0.20 0.11 0.61 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 40.00 23.82 281.83 5.92 0.00 0.00 0.00 0.00 02:00:09 lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 02:00:09 ens3 49.94 39.99 469.61 6.60 0.00 0.00 0.00 0.00 02:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:09 ens3 27.51 26.50 640.22 1.76 0.00 0.00 0.00 0.00 02:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 50.51 49.46 1231.93 3.29 0.00 0.00 0.00 0.00 02:30:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:09 ens3 18.42 17.98 410.61 1.22 0.00 0.00 0.00 0.00 02:40:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:10 ens3 19.76 17.20 302.44 8.00 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 18.95 15.93 302.43 2.51 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-2472) 08/06/26 _x86_64_ (2 CPU) 00:42:17 LINUX RESTART (2 CPU) 00:50:00 CPU %user %nice %system %iowait %steal %idle 01:00:08 all 0.40 0.00 0.23 0.06 0.03 99.27 01:00:08 0 0.33 0.00 0.24 0.10 0.03 99.29 01:00:08 1 0.47 0.00 0.22 0.03 0.04 99.24 01:10:09 all 0.24 0.00 0.09 0.01 0.03 99.63 01:10:09 0 0.07 0.00 0.09 0.01 0.04 99.79 01:10:09 1 0.41 0.00 0.08 0.01 0.03 99.47 01:20:01 all 0.29 0.00 0.09 0.01 0.04 99.57 01:20:01 0 0.10 0.00 0.10 0.00 0.04 99.75 01:20:01 1 0.48 0.00 0.09 0.01 0.04 99.39 01:30:09 all 0.28 0.00 0.19 0.01 0.04 99.48 01:30:09 0 0.32 0.00 0.20 0.00 0.04 99.43 01:30:09 1 0.23 0.00 0.19 0.02 0.04 99.53 01:40:09 all 0.25 0.18 0.15 0.15 0.04 99.23 01:40:09 0 0.19 0.35 0.20 0.26 0.04 98.96 01:40:09 1 0.32 0.01 0.10 0.05 0.03 99.49 01:50:01 all 6.52 0.00 1.05 0.69 0.05 91.69 01:50:01 0 7.52 0.00 1.03 0.63 0.04 90.77 01:50:01 1 5.52 0.00 1.06 0.75 0.06 92.61 02:00:09 all 6.41 0.00 1.25 0.29 0.09 91.96 02:00:09 0 3.98 0.00 1.04 0.46 0.09 94.43 02:00:09 1 8.83 0.00 1.47 0.12 0.10 89.49 02:10:09 all 0.69 0.00 0.29 0.01 0.12 98.89 02:10:09 0 0.76 0.00 0.45 0.01 0.15 98.63 02:10:09 1 0.61 0.00 0.14 0.01 0.09 99.15 02:20:01 all 1.11 0.00 0.55 0.07 0.11 98.16 02:20:01 0 0.69 0.00 0.38 0.12 0.12 98.68 02:20:01 1 1.53 0.00 0.72 0.01 0.10 97.64 02:30:09 all 0.80 0.00 0.31 0.05 0.10 98.75 02:30:09 0 0.80 0.00 0.30 0.07 0.10 98.74 02:30:09 1 0.80 0.00 0.32 0.02 0.10 98.75 02:40:10 all 0.69 0.00 0.29 0.01 0.08 98.92 02:40:10 0 0.67 0.00 0.21 0.01 0.07 99.03 02:40:10 1 0.72 0.00 0.36 0.01 0.10 98.81 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.61 0.02 0.41 0.12 0.07 97.78 Average: 0 1.40 0.03 0.39 0.15 0.07 97.96 Average: 1 1.81 0.00 0.43 0.09 0.07 97.60