---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-37491 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 743 5208 4 2282 7197 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:4c:61:69 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.23/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80753sec preferred_lft 80753sec inet6 fe80::f816:3eff:fe4c:6169/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-37491) 07/21/26 _x86_64_ (2 CPU) 01:58:24 LINUX RESTART (2 CPU) 02:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:14 1.17 0.02 1.15 0.00 1.21 14.25 0.12 02:20:14 1.20 0.01 1.19 0.00 0.07 14.23 0.12 02:30:04 1.38 0.00 1.37 0.01 0.00 16.65 664.58 02:40:14 1.20 0.00 1.20 0.00 0.00 14.20 0.00 02:50:14 1.73 0.25 1.47 0.01 30.97 75.15 0.17 03:00:14 1.40 0.01 1.38 0.01 1.05 17.05 435.75 03:10:07 1.43 0.00 1.41 0.02 0.00 17.09 1.12 03:20:14 26.82 1.61 11.11 14.10 115.49 2397.06 106213.91 03:30:14 10.88 1.23 8.30 1.35 108.61 1119.67 448.19 Average: 5.27 0.35 3.18 1.74 28.68 411.44 12073.00 02:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:14 6298480 7545284 275268 3.38 30564 1421912 519068 5.65 443296 1183256 204 02:20:14 6304096 7551420 269152 3.31 30748 1422240 519140 5.65 443384 1183768 124 02:30:04 6292252 7540104 280468 3.45 30940 1422572 519068 5.65 443408 1184292 176 02:40:14 6291292 7539616 280980 3.46 31084 1422896 519368 5.66 443584 1184760 124 02:50:14 6239392 7514976 305076 3.75 31416 1449464 720044 7.84 454684 1202888 152 03:00:14 6252316 7528868 291168 3.58 31588 1450224 520108 5.66 449948 1203388 180 03:10:07 6268992 7546084 273860 3.37 31800 1450556 575184 6.26 455352 1203920 196 03:20:14 5446596 7396700 383112 4.71 72024 2049056 625376 6.81 588792 1825936 140 03:30:14 5246940 7465224 301100 3.70 87512 2290124 547324 5.96 543272 2053624 2332 Average: 6071151 7514253 295576 3.63 41964 1597672 562742 6.13 473969 1358426 403 02:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:14 ens3 1.80 0.09 0.29 0.02 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 2.14 0.04 0.14 0.01 0.00 0.00 0.00 0.00 02:30:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:04 ens3 2.94 0.04 0.17 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 2.04 0.06 1.07 0.03 0.00 0.00 0.00 0.00 02:50:14 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:50:14 ens3 0.47 0.25 3.23 0.05 0.00 0.00 0.00 0.00 03:00:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:14 ens3 0.40 0.22 0.11 0.48 0.00 0.00 0.00 0.00 03:10:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:07 ens3 0.24 0.06 0.08 0.04 0.00 0.00 0.00 0.00 03:20:14 lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 03:20:14 ens3 41.22 24.73 283.81 5.97 0.00 0.00 0.00 0.00 03:30:14 lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 03:30:14 ens3 29.28 18.98 39.15 5.10 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 8.98 4.96 36.71 1.31 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-37491) 07/21/26 _x86_64_ (2 CPU) 01:58:24 LINUX RESTART (2 CPU) 02:00:01 CPU %user %nice %system %iowait %steal %idle 02:10:14 all 0.29 0.00 0.08 0.01 0.03 99.60 02:10:14 0 0.17 0.00 0.08 0.01 0.03 99.71 02:10:14 1 0.41 0.00 0.07 0.01 0.03 99.49 02:20:14 all 0.26 0.00 0.08 0.01 0.02 99.63 02:20:14 0 0.05 0.00 0.10 0.01 0.02 99.82 02:20:14 1 0.47 0.00 0.06 0.01 0.02 99.44 02:30:04 all 0.28 0.00 0.18 0.01 0.02 99.52 02:30:04 0 0.14 0.00 0.18 0.00 0.02 99.66 02:30:04 1 0.41 0.00 0.18 0.01 0.02 99.37 02:40:14 all 0.27 0.00 0.08 0.01 0.02 99.63 02:40:14 0 0.47 0.00 0.06 0.00 0.02 99.45 02:40:14 1 0.07 0.00 0.09 0.01 0.02 99.81 02:50:14 all 0.41 0.00 0.11 0.02 0.02 99.45 02:50:14 0 0.58 0.00 0.14 0.02 0.02 99.24 02:50:14 1 0.23 0.00 0.09 0.01 0.02 99.65 03:00:14 all 0.32 0.00 0.17 0.01 0.01 99.48 03:00:14 0 0.35 0.00 0.18 0.02 0.01 99.44 03:00:14 1 0.28 0.00 0.17 0.01 0.02 99.53 03:10:07 all 0.26 0.00 0.08 0.01 0.02 99.63 03:10:07 0 0.12 0.00 0.09 0.02 0.02 99.76 03:10:07 1 0.40 0.00 0.08 0.01 0.02 99.50 03:20:14 all 6.94 0.00 0.98 0.34 0.04 91.70 03:20:14 0 5.95 0.00 0.94 0.40 0.03 92.68 03:20:14 1 7.94 0.00 1.01 0.27 0.04 90.73 03:30:14 all 6.01 0.00 0.96 0.16 0.03 92.84 03:30:14 0 7.73 0.00 1.14 0.23 0.04 90.87 03:30:14 1 4.28 0.00 0.78 0.10 0.03 94.81 Average: all 1.67 0.00 0.30 0.06 0.02 97.94 Average: 0 1.73 0.00 0.32 0.08 0.02 97.84 Average: 1 1.62 0.00 0.28 0.05 0.02 98.03