---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-37676 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: 5600.00 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 739 5213 4 2282 7202 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:3f:99:2d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.248/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82074sec preferred_lft 82074sec inet6 fe80::f816:3eff:fe3f:992d/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-37676) 07/22/26 _x86_64_ (2 CPU) 01:58:19 LINUX RESTART (2 CPU) 02:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:10 1.38 0.02 1.35 0.00 1.22 16.26 0.12 02:20:09 1.29 0.01 1.27 0.01 0.07 15.44 0.84 02:30:10 1.48 0.00 1.45 0.02 0.00 17.27 437.04 02:40:10 1.24 0.00 1.22 0.02 0.00 14.83 1.20 02:50:10 1.78 0.26 1.50 0.03 32.02 75.30 1.43 03:00:10 1.44 0.00 1.41 0.03 0.00 17.07 1.47 03:10:10 42.51 2.95 22.15 17.41 232.03 3874.83 109270.10 Average: 7.29 0.46 4.33 2.50 37.83 574.62 15638.61 02:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:10 6292992 7539664 281040 3.46 30520 1421852 520272 5.67 447188 1183260 124 02:20:09 6292492 7539700 280948 3.45 30728 1422172 520272 5.67 447232 1183788 128 02:30:10 6286212 7533980 286704 3.53 30940 1422512 520412 5.67 447320 1184332 192 02:40:10 6293784 7542088 278592 3.43 31148 1422832 520476 5.67 447540 1184868 124 02:50:10 6245528 7521448 298780 3.67 31520 1449708 520484 5.67 456696 1203040 120 03:00:10 6258732 7535328 284820 3.50 31724 1450156 525604 5.72 456412 1203564 124 03:10:10 5412896 7448956 326524 4.02 89928 2113748 564404 6.15 550788 1878152 30176 Average: 6154662 7523023 291058 3.58 39501 1528997 527418 5.74 464739 1288715 4427 02:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:10 ens3 1.63 0.08 0.30 0.02 0.00 0.00 0.00 0.00 02:20:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:09 ens3 0.37 0.03 0.04 0.01 0.00 0.00 0.00 0.00 02:30:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:10 ens3 0.32 0.04 0.08 0.01 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 0.44 0.10 0.11 0.05 0.00 0.00 0.00 0.00 02:50:10 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:50:10 ens3 0.52 0.26 3.25 0.05 0.00 0.00 0.00 0.00 03:00:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:10 ens3 0.37 0.12 0.14 0.08 0.00 0.00 0.00 0.00 03:10:10 lo 1.37 1.37 0.09 0.09 0.00 0.00 0.00 0.00 03:10:10 ens3 171.93 144.19 1757.33 89.40 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 25.03 20.64 251.05 12.78 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-37676) 07/22/26 _x86_64_ (2 CPU) 01:58:19 LINUX RESTART (2 CPU) 02:00:01 CPU %user %nice %system %iowait %steal %idle 02:10:10 all 0.28 0.00 0.07 0.01 0.03 99.61 02:10:10 0 0.33 0.00 0.06 0.02 0.02 99.57 02:10:10 1 0.24 0.00 0.07 0.01 0.04 99.64 02:20:09 all 0.27 0.00 0.07 0.01 0.02 99.63 02:20:09 0 0.06 0.00 0.09 0.01 0.03 99.82 02:20:09 1 0.48 0.00 0.05 0.02 0.02 99.44 02:30:10 all 0.27 0.00 0.17 0.01 0.03 99.52 02:30:10 0 0.16 0.00 0.17 0.02 0.03 99.62 02:30:10 1 0.39 0.00 0.16 0.01 0.02 99.42 02:40:10 all 0.24 0.00 0.07 0.01 0.02 99.66 02:40:10 0 0.05 0.00 0.09 0.01 0.03 99.83 02:40:10 1 0.43 0.00 0.05 0.01 0.02 99.48 02:50:10 all 0.35 0.00 0.11 0.05 0.02 99.48 02:50:10 0 0.20 0.00 0.09 0.01 0.03 99.68 02:50:10 1 0.49 0.00 0.13 0.08 0.02 99.27 03:00:10 all 0.30 0.00 0.16 0.01 0.02 99.50 03:00:10 0 0.32 0.00 0.15 0.01 0.02 99.50 03:00:10 1 0.29 0.00 0.16 0.02 0.03 99.50 03:10:10 all 19.29 0.00 2.58 0.90 0.07 77.16 03:10:10 0 13.29 0.00 1.92 0.86 0.06 83.86 03:10:10 1 25.31 0.00 3.24 0.94 0.08 70.42 Average: all 2.98 0.00 0.46 0.14 0.03 96.38 Average: 0 2.05 0.00 0.37 0.13 0.03 97.42 Average: 1 3.92 0.00 0.55 0.15 0.03 95.35