---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-8004 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 8.1G 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 772 4934 4 2534 7169 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:35:09:a1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.42/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79032sec preferred_lft 79032sec inet6 fe80::f816:3eff:fe35:9a1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8004) 03/22/26 _x86_64_ (2 CPU) 01:54:00 LINUX RESTART (2 CPU) 02:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:18 13.52 0.01 1.31 12.19 0.19 16.21 106197.34 02:20:18 15.52 13.54 1.92 0.05 151.14 43.17 6.37 02:30:01 1.35 0.00 1.33 0.02 0.00 16.36 445.21 02:40:18 1.16 0.00 1.16 0.00 0.00 14.52 0.00 02:50:08 1.90 0.33 1.56 0.02 40.75 73.78 0.26 03:00:01 22.35 3.05 17.05 2.25 229.94 3138.08 914.75 03:10:18 1.44 0.00 1.42 0.02 0.47 27.91 1.17 03:20:18 1.23 0.00 1.22 0.02 0.00 16.40 1.20 03:30:08 1.65 0.00 1.60 0.04 0.00 176.81 1.53 03:40:18 1.70 0.00 1.64 0.05 0.00 319.44 1.52 03:50:18 1.34 0.00 1.31 0.03 0.00 17.13 1.21 Average: 5.74 1.53 2.85 1.36 38.00 346.84 10022.75 02:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:18 6290956 7537496 282600 3.47 30652 1421780 530804 5.78 445036 1183276 148 02:20:18 6229140 7532748 278300 3.42 34768 1466400 530936 5.78 445716 1231408 176 02:30:01 6227696 7531804 279188 3.43 34932 1466696 531004 5.78 445864 1231868 236 02:40:18 6227444 7532088 278900 3.43 35100 1467060 531004 5.78 445844 1232400 168 02:50:08 6181988 7515680 294828 3.63 35452 1495372 531004 5.78 457508 1249560 220 03:00:01 5280144 7439688 322672 3.97 88552 2226948 585440 6.38 571276 1988704 2700 03:10:18 4969020 7129472 633072 7.78 88748 2227824 880072 9.59 839280 1989776 216 03:20:18 5010000 7171108 591444 7.27 88884 2228344 871380 9.49 813240 1990432 156 03:30:08 5020808 7228944 533340 6.56 89084 2274996 822384 8.96 765936 2037284 268 03:40:18 4775800 7077268 683408 8.40 89300 2366828 939692 10.24 883524 2129204 168 03:50:18 4819872 7121980 638700 7.85 89512 2367252 902668 9.83 846588 2129832 172 Average: 5548443 7347116 437859 5.38 64089 1909955 696035 7.58 632710 1672159 421 02:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:18 ens3 0.58 0.04 0.07 0.01 0.00 0.00 0.00 0.00 02:20:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:18 ens3 0.35 0.03 0.05 0.01 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 0.30 0.04 0.05 0.01 0.00 0.00 0.00 0.00 02:40:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:18 ens3 0.39 0.08 0.10 0.05 0.00 0.00 0.00 0.00 02:50:08 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:50:08 ens3 0.47 0.21 3.09 0.03 0.00 0.00 0.00 0.00 03:00:01 lo 1.30 1.30 0.09 0.09 0.00 0.00 0.00 0.00 03:00:01 ens3 62.35 43.49 298.75 11.45 0.00 0.00 0.00 0.00 03:10:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:18 ens3 39.29 34.37 556.68 2.53 0.00 0.00 0.00 0.00 03:20:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:18 ens3 81.75 77.92 1271.89 5.10 0.00 0.00 0.00 0.00 03:30:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:08 ens3 27.14 25.87 409.50 1.77 0.00 0.00 0.00 0.00 03:40:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:18 ens3 35.96 33.28 533.23 2.22 0.00 0.00 0.00 0.00 03:50:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:18 ens3 6.24 5.14 76.66 0.37 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 23.15 20.04 286.94 2.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8004) 03/22/26 _x86_64_ (2 CPU) 01:54:00 LINUX RESTART (2 CPU) 02:00:01 CPU %user %nice %system %iowait %steal %idle 02:10:18 all 0.27 0.00 0.10 0.10 0.04 99.50 02:10:18 0 0.33 0.00 0.09 0.04 0.04 99.50 02:10:18 1 0.21 0.00 0.10 0.16 0.04 99.50 02:20:18 all 0.26 0.21 0.15 0.28 0.02 99.09 02:20:18 0 0.18 0.05 0.10 0.22 0.02 99.43 02:20:18 1 0.33 0.37 0.21 0.33 0.02 98.74 02:30:01 all 0.24 0.00 0.17 0.01 0.02 99.57 02:30:01 0 0.07 0.00 0.18 0.01 0.03 99.71 02:30:01 1 0.40 0.00 0.16 0.00 0.02 99.42 02:40:18 all 0.23 0.00 0.07 0.01 0.03 99.66 02:40:18 0 0.05 0.00 0.07 0.01 0.03 99.85 02:40:18 1 0.42 0.00 0.07 0.00 0.03 99.47 02:50:08 all 0.38 0.00 0.10 0.03 0.03 99.46 02:50:08 0 0.51 0.00 0.09 0.04 0.03 99.34 02:50:08 1 0.24 0.00 0.12 0.01 0.03 99.59 03:00:01 all 10.87 0.00 1.75 0.44 0.04 86.90 03:00:01 0 11.05 0.00 1.75 0.42 0.04 86.74 03:00:01 1 10.69 0.00 1.76 0.46 0.04 87.05 03:10:18 all 0.82 0.00 0.32 0.01 0.05 98.80 03:10:18 0 0.59 0.00 0.29 0.00 0.06 99.05 03:10:18 1 1.05 0.00 0.34 0.02 0.04 98.55 03:20:18 all 1.09 0.00 0.55 0.00 0.05 98.31 03:20:18 0 1.24 0.00 0.80 0.01 0.06 97.90 03:20:18 1 0.93 0.00 0.30 0.00 0.04 98.72 03:30:08 all 0.84 0.00 0.37 0.01 0.06 98.72 03:30:08 0 0.66 0.00 0.26 0.01 0.05 99.02 03:30:08 1 1.02 0.00 0.49 0.02 0.06 98.41 03:40:18 all 0.87 0.00 0.28 0.02 0.06 98.77 03:40:18 0 0.74 0.00 0.25 0.02 0.05 98.94 03:40:18 1 1.01 0.00 0.30 0.02 0.07 98.60 03:50:18 all 0.51 0.00 0.19 0.01 0.05 99.24 03:50:18 0 0.51 0.00 0.15 0.01 0.04 99.29 03:50:18 1 0.52 0.00 0.23 0.01 0.05 99.20 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.47 0.02 0.37 0.08 0.04 98.02 Average: 0 1.43 0.00 0.36 0.07 0.04 98.09 Average: 1 1.52 0.03 0.37 0.09 0.04 97.95