---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-22425 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 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 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 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 759 5116 4 2357 7182 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:0a:be:c8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.73/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78736sec preferred_lft 78736sec inet6 fe80::f816:3eff:fe0a:bec8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-22425) 06/02/26 _x86_64_ (2 CPU) 01:49:04 LINUX RESTART (2 CPU) 01:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:10 14.02 0.03 1.62 12.37 1.37 20.48 108132.22 02:10:11 1.23 0.01 1.21 0.01 0.05 14.84 0.61 02:20:12 1.16 0.00 1.14 0.02 0.01 14.16 1.20 02:30:07 1.85 0.26 1.55 0.04 32.30 75.72 440.77 02:40:13 1.25 0.00 1.23 0.02 0.00 15.48 1.19 02:50:12 1.27 0.00 1.25 0.02 0.00 15.74 1.20 03:00:12 26.78 3.02 21.41 2.35 228.17 3649.06 1365.40 03:10:12 1.28 0.00 1.27 0.00 0.00 21.72 0.05 03:20:12 1.30 0.00 1.29 0.00 0.00 19.93 0.03 03:30:13 1.72 0.00 1.67 0.05 0.00 141.89 2.18 03:40:14 1.51 0.00 1.47 0.04 0.20 68.17 3.94 03:50:15 1.42 0.00 1.39 0.03 0.00 22.92 3.01 Average: 4.57 0.28 3.04 1.26 21.78 339.36 9269.16 01:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:10 6307960 7551080 270216 3.32 30052 1419180 521108 5.68 439024 1182696 168 02:10:11 6307960 7551636 269628 3.32 30272 1419512 521108 5.68 439208 1183244 168 02:20:12 6309320 7553532 267732 3.29 30468 1419844 521108 5.68 439160 1183776 172 02:30:07 6249056 7520364 300380 3.69 30880 1446132 521272 5.68 448516 1201396 220 02:40:13 6257184 7529152 291616 3.59 31080 1446588 521368 5.68 448788 1201924 168 02:50:12 6256932 7529452 291268 3.58 31288 1446924 521400 5.68 449368 1202468 216 03:00:12 5209620 7399456 368748 4.53 86076 2264852 628604 6.85 589368 2029624 260 03:10:12 5184932 7376864 391444 4.81 86216 2266800 637332 6.94 589548 2031720 232 03:20:12 5182928 7376264 392092 4.82 86356 2268076 656932 7.16 608928 2033136 16 03:30:13 5154084 7384228 383968 4.72 86556 2304596 644920 7.02 597028 2069728 200 03:40:14 5089072 7334608 433340 5.33 86776 2319568 693400 7.55 645556 2084920 168 03:50:15 5072452 7320200 447780 5.51 86964 2321560 693428 7.55 645656 2087100 168 Average: 5715125 7452236 342351 4.21 58582 1861969 590165 6.43 528346 1624311 180 01:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:10 ens3 1.61 0.12 0.23 0.06 0.00 0.00 0.00 0.00 02:10:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:11 ens3 0.38 0.03 0.05 0.01 0.00 0.00 0.00 0.00 02:20:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:12 ens3 0.29 0.03 0.06 0.01 0.00 0.00 0.00 0.00 02:30:07 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:30:07 ens3 0.46 0.22 3.17 0.05 0.00 0.00 0.00 0.00 02:40:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:13 ens3 0.32 0.05 0.08 0.03 0.00 0.00 0.00 0.00 02:50:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:12 ens3 0.38 0.12 0.14 0.08 0.00 0.00 0.00 0.00 03:00:12 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:00:12 ens3 78.79 53.81 428.14 12.76 0.00 0.00 0.00 0.00 03:10:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:12 ens3 13.69 12.67 140.06 1.13 0.00 0.00 0.00 0.00 03:20:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:12 ens3 6.08 5.53 33.15 0.69 0.00 0.00 0.00 0.00 03:30:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:13 ens3 15.56 14.46 156.94 1.61 0.00 0.00 0.00 0.00 03:40:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:14 ens3 9.54 8.87 65.49 1.30 0.00 0.00 0.00 0.00 03:50:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:15 ens3 19.15 18.57 223.11 1.52 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 12.17 9.53 87.46 1.60 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-22425) 06/02/26 _x86_64_ (2 CPU) 01:49:04 LINUX RESTART (2 CPU) 01:50:01 CPU %user %nice %system %iowait %steal %idle 02:00:10 all 0.28 0.00 0.16 0.07 0.03 99.45 02:00:10 0 0.38 0.00 0.16 0.08 0.03 99.35 02:00:10 1 0.18 0.00 0.17 0.07 0.04 99.55 02:10:11 all 0.25 0.00 0.07 0.04 0.03 99.61 02:10:11 0 0.22 0.00 0.07 0.06 0.03 99.62 02:10:11 1 0.29 0.00 0.07 0.02 0.03 99.59 02:20:12 all 0.23 0.00 0.07 0.02 0.03 99.65 02:20:12 0 0.05 0.00 0.07 0.01 0.03 99.85 02:20:12 1 0.42 0.00 0.08 0.03 0.03 99.45 02:30:07 all 0.33 0.00 0.20 0.14 0.03 99.30 02:30:07 0 0.36 0.00 0.18 0.17 0.03 99.25 02:30:07 1 0.30 0.00 0.21 0.11 0.03 99.35 02:40:13 all 0.26 0.00 0.07 0.22 0.03 99.42 02:40:13 0 0.06 0.00 0.07 0.36 0.03 99.49 02:40:13 1 0.47 0.00 0.07 0.08 0.02 99.35 02:50:12 all 0.28 0.00 0.07 0.05 0.03 99.57 02:50:12 0 0.09 0.00 0.08 0.02 0.03 99.78 02:50:12 1 0.46 0.00 0.06 0.09 0.02 99.37 03:00:12 all 12.52 0.00 1.96 4.70 0.08 80.74 03:00:12 0 13.60 0.00 2.02 4.92 0.07 79.38 03:00:12 1 11.44 0.00 1.90 4.48 0.08 82.10 03:10:12 all 0.94 0.00 0.23 0.12 0.05 98.67 03:10:12 0 0.76 0.00 0.20 0.24 0.05 98.75 03:10:12 1 1.11 0.00 0.26 0.01 0.05 98.58 03:20:12 all 5.85 0.00 0.61 0.01 0.08 93.44 03:20:12 0 8.75 0.00 0.85 0.01 0.08 90.32 03:20:12 1 3.06 0.00 0.38 0.01 0.08 96.47 03:30:13 all 2.62 0.00 0.43 0.04 0.06 96.84 03:30:13 0 3.81 0.00 0.45 0.04 0.05 95.65 03:30:13 1 1.45 0.00 0.41 0.04 0.08 98.02 03:40:14 all 2.83 0.00 0.45 0.02 0.06 96.64 03:40:14 0 3.05 0.00 0.44 0.02 0.05 96.43 03:40:14 1 2.60 0.00 0.46 0.02 0.07 96.85 03:40:14 CPU %user %nice %system %iowait %steal %idle 03:50:15 all 0.94 0.00 0.26 0.03 0.06 98.71 03:50:15 0 0.72 0.00 0.19 0.04 0.05 99.00 03:50:15 1 1.16 0.00 0.33 0.01 0.07 98.43 Average: all 2.26 0.00 0.38 0.46 0.05 96.85 Average: 0 2.62 0.00 0.40 0.50 0.04 96.44 Average: 1 1.91 0.00 0.36 0.41 0.05 97.27