---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-39517 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 21% / 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 777 5174 4 2282 7164 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:3d:d4:8b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.110/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80463sec preferred_lft 80463sec inet6 fe80::f816:3eff:fe3d:d48b/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-39517) 07/28/26 _x86_64_ (2 CPU) 01:48:51 LINUX RESTART (2 CPU) 01:50:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:14 1.70 0.03 1.67 0.01 1.24 19.81 653.91 02:10:01 1.84 0.26 1.55 0.02 31.73 77.16 0.91 02:20:14 1.49 0.01 1.47 0.02 1.04 16.93 1.23 02:30:14 1.57 0.00 1.56 0.01 0.00 18.60 653.36 02:40:14 1.39 0.00 1.39 0.00 0.00 15.93 0.00 02:50:14 1.39 0.00 1.39 0.00 0.00 16.13 0.00 03:00:14 37.08 2.86 18.35 15.87 225.85 3622.12 107984.41 03:10:14 1.27 0.00 1.27 0.00 0.00 15.11 0.00 03:20:04 1.28 0.00 1.28 0.00 0.00 14.81 0.00 Average: 5.45 0.35 3.33 1.77 28.85 424.68 12166.29 01:50:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:14 6296100 7543152 277248 3.41 30544 1422404 528488 5.76 437376 1183328 212 02:10:01 6243496 7517904 301988 3.71 30940 1449004 728892 7.94 451884 1201560 160 02:20:14 6253460 7528728 291160 3.58 31152 1449644 528512 5.76 446624 1202100 124 02:30:14 6249904 7525712 294120 3.62 31340 1449972 528736 5.76 446696 1202616 164 02:40:14 6256204 7532504 287348 3.53 31496 1450300 528988 5.76 454712 1203100 128 02:50:14 6264244 7541168 278632 3.43 31672 1450756 529020 5.76 455400 1203592 224 03:00:14 5175088 7392136 373996 4.60 87408 2289324 660012 7.19 612332 2052320 128 03:10:14 5175960 7393488 372636 4.58 87536 2289676 660004 7.19 612408 2052800 188 03:20:04 5174980 7392976 373188 4.59 87660 2290024 660012 7.19 612372 2053272 248 Average: 5898826 7485308 316702 3.89 49972 1726789 594740 6.48 503312 1483854 175 01:50:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:14 ens3 1.95 0.09 0.35 0.04 0.00 0.00 0.00 0.00 02:10:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 0.59 0.21 3.29 0.03 0.00 0.00 0.00 0.00 02:20:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:14 ens3 0.39 0.03 4.97 0.01 0.00 0.00 0.00 0.00 02:30:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:14 ens3 0.47 0.03 1.01 0.01 0.00 0.00 0.00 0.00 02:40:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:14 ens3 0.27 0.05 0.06 0.03 0.00 0.00 0.00 0.00 02:50:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:14 ens3 0.30 0.08 0.10 0.06 0.00 0.00 0.00 0.00 03:00:14 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:00:14 ens3 65.53 45.16 325.10 11.66 0.00 0.00 0.00 0.00 03:10:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:14 ens3 0.83 0.24 0.11 0.03 0.00 0.00 0.00 0.00 03:20:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:04 ens3 0.33 0.17 0.08 0.03 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 7.86 5.13 37.30 1.32 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-39517) 07/28/26 _x86_64_ (2 CPU) 01:48:51 LINUX RESTART (2 CPU) 01:50:14 CPU %user %nice %system %iowait %steal %idle 02:00:14 all 0.28 0.00 0.17 0.01 0.03 99.51 02:00:14 0 0.48 0.00 0.15 0.02 0.02 99.33 02:00:14 1 0.09 0.00 0.20 0.01 0.03 99.68 02:10:01 all 0.36 0.00 0.10 0.02 0.03 99.49 02:10:01 0 0.44 0.00 0.11 0.03 0.02 99.40 02:10:01 1 0.29 0.00 0.09 0.01 0.03 99.59 02:20:14 all 0.22 0.00 0.07 0.01 0.03 99.67 02:20:14 0 0.39 0.00 0.06 0.01 0.02 99.52 02:20:14 1 0.05 0.00 0.08 0.01 0.03 99.82 02:30:14 all 0.26 0.00 0.16 0.01 0.03 99.54 02:30:14 0 0.45 0.00 0.14 0.01 0.02 99.38 02:30:14 1 0.07 0.00 0.19 0.02 0.03 99.69 02:40:14 all 0.30 0.00 0.07 0.04 0.02 99.57 02:40:14 0 0.49 0.00 0.04 0.07 0.02 99.38 02:40:14 1 0.11 0.00 0.10 0.01 0.03 99.75 02:50:14 all 0.25 0.00 0.08 0.01 0.02 99.64 02:50:14 0 0.40 0.00 0.06 0.01 0.02 99.52 02:50:14 1 0.10 0.00 0.10 0.01 0.03 99.76 03:00:14 all 12.05 0.00 1.84 0.62 0.05 85.44 03:00:14 0 11.34 0.00 1.84 0.48 0.06 86.28 03:00:14 1 12.75 0.00 1.84 0.76 0.05 84.61 03:10:14 all 0.37 0.00 0.13 0.01 0.04 99.45 03:10:14 0 0.39 0.00 0.12 0.01 0.04 99.44 03:10:14 1 0.35 0.00 0.13 0.00 0.05 99.47 03:20:04 all 0.36 0.00 0.12 0.01 0.04 99.48 03:20:04 0 0.44 0.00 0.06 0.00 0.02 99.47 03:20:04 1 0.27 0.00 0.17 0.01 0.06 99.49 Average: all 1.60 0.00 0.30 0.08 0.03 97.98 Average: 0 1.65 0.00 0.29 0.07 0.03 97.97 Average: 1 1.56 0.00 0.32 0.09 0.04 97.98