---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-9782 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 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 787 5158 4 2284 7154 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:c6:a5:44 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.104/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78805sec preferred_lft 78805sec inet6 fe80::f816:3eff:fec6:a544/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-9782) 04/30/26 _x86_64_ (2 CPU) 01:48:38 LINUX RESTART (2 CPU) 01:50:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:19 1.70 0.02 1.65 0.02 1.24 19.67 436.38 02:10:21 1.40 0.01 1.38 0.02 0.05 16.41 1.09 02:20:12 1.36 0.00 1.34 0.02 0.01 15.61 1.11 02:30:22 14.00 0.00 1.62 12.38 0.14 19.01 107940.06 02:40:02 1.84 0.27 1.54 0.03 33.09 75.63 1.35 02:50:03 1.64 0.40 1.22 0.02 15.80 46.46 1.32 03:00:20 21.24 2.56 16.49 2.19 206.69 3069.14 1079.44 03:10:22 1.42 0.00 1.42 0.00 0.00 22.75 0.08 03:20:28 1.46 0.00 1.46 0.00 0.00 127.81 0.25 03:30:12 1.74 0.00 1.70 0.04 0.00 35.57 402.65 03:40:12 1.43 0.01 1.38 0.04 0.20 65.48 3.07 03:50:29 1.37 0.00 1.34 0.03 0.00 22.68 2.54 Average: 4.27 0.28 2.74 1.25 21.79 301.16 9284.60 01:50:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:19 6295176 7541992 278932 3.43 30564 1421972 524408 5.71 441108 1183244 132 02:10:21 6302268 7549652 271292 3.34 30800 1422300 524408 5.71 441232 1183808 192 02:20:12 6304780 7552696 268240 3.30 30996 1422632 524416 5.71 441340 1184336 184 02:30:22 6293232 7541744 278952 3.43 31208 1423000 524552 5.71 441516 1184888 132 02:40:02 6252972 7528540 291724 3.59 31588 1449312 524616 5.71 450936 1202388 192 02:50:03 6238580 7529416 290588 3.57 31936 1464032 552160 6.01 483472 1215920 408 03:00:20 5178240 7296476 475280 5.84 85100 2197144 718700 7.83 671688 1958164 208 03:10:22 5223344 7343672 428108 5.26 85232 2199120 677668 7.38 622260 1960260 196 03:20:28 5158412 7313640 458096 5.63 85384 2233816 719396 7.84 663372 1995112 888 03:30:12 5179400 7338160 433040 5.32 85576 2237100 740888 8.07 635748 1998476 172 03:40:12 5159160 7332972 438368 5.39 85768 2251752 708388 7.72 653304 2013312 164 03:50:29 5117364 7293292 478000 5.88 85944 2253684 732848 7.98 677732 2015404 48 Average: 5725244 7430188 365885 4.50 58341 1831322 622704 6.78 551976 1591276 243 01:50:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:19 ens3 0.80 0.08 0.10 0.04 0.00 0.00 0.00 0.00 02:10:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:21 ens3 0.39 0.05 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 0.23 0.05 0.05 0.02 0.00 0.00 0.00 0.00 02:30:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:22 ens3 0.21 0.03 0.04 0.01 0.00 0.00 0.00 0.00 02:40:02 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:40:02 ens3 0.60 0.29 3.26 0.05 0.00 0.00 0.00 0.00 02:50:03 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:50:03 ens3 10.97 5.56 19.99 2.99 0.00 0.00 0.00 0.00 03:00:20 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 03:00:20 ens3 66.84 48.45 411.46 9.47 0.00 0.00 0.00 0.00 03:10:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:22 ens3 14.69 13.26 139.61 1.16 0.00 0.00 0.00 0.00 03:20:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:28 ens3 6.31 4.98 41.26 0.63 0.00 0.00 0.00 0.00 03:30:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:12 ens3 16.54 15.21 153.16 1.67 0.00 0.00 0.00 0.00 03:40:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:12 ens3 14.21 12.79 120.87 1.57 0.00 0.00 0.00 0.00 03:50:29 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:29 ens3 12.59 11.35 136.29 1.03 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 9.44 86.38 1.57 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-9782) 04/30/26 _x86_64_ (2 CPU) 01:48:38 LINUX RESTART (2 CPU) 01:50:19 CPU %user %nice %system %iowait %steal %idle 02:00:19 all 0.31 0.00 0.18 0.01 0.15 99.35 02:00:19 0 0.38 0.00 0.17 0.01 0.19 99.24 02:00:19 1 0.23 0.00 0.19 0.01 0.10 99.46 02:10:21 all 0.26 0.00 0.07 0.01 0.02 99.64 02:10:21 0 0.45 0.00 0.06 0.00 0.01 99.47 02:10:21 1 0.06 0.00 0.08 0.02 0.02 99.81 02:20:12 all 0.25 0.00 0.07 0.21 0.02 99.45 02:20:12 0 0.44 0.00 0.06 0.00 0.02 99.48 02:20:12 1 0.05 0.00 0.08 0.41 0.03 99.42 02:30:22 all 0.28 0.00 0.16 0.03 0.02 99.51 02:30:22 0 0.09 0.00 0.18 0.04 0.02 99.67 02:30:22 1 0.47 0.00 0.14 0.02 0.02 99.36 02:40:02 all 0.39 0.00 0.10 0.02 0.02 99.47 02:40:02 0 0.24 0.00 0.12 0.02 0.02 99.59 02:40:02 1 0.54 0.00 0.08 0.02 0.02 99.34 02:50:03 all 0.56 0.00 0.10 0.01 0.02 99.30 02:50:03 0 0.53 0.00 0.10 0.01 0.02 99.34 02:50:03 1 0.60 0.00 0.11 0.02 0.02 99.26 03:00:20 all 10.85 0.00 1.81 0.47 0.08 86.79 03:00:20 0 10.58 0.00 1.87 0.43 0.05 87.07 03:00:20 1 11.11 0.00 1.75 0.52 0.11 86.51 03:10:22 all 0.92 0.00 0.23 0.01 0.03 98.81 03:10:22 0 0.90 0.00 0.20 0.01 0.03 98.86 03:10:22 1 0.94 0.00 0.26 0.01 0.04 98.75 03:20:28 all 6.70 0.00 0.86 0.01 0.07 92.36 03:20:28 0 6.22 0.00 0.72 0.01 0.07 92.98 03:20:28 1 7.19 0.00 1.00 0.01 0.08 91.73 03:30:12 all 1.50 0.00 0.36 0.01 0.04 98.09 03:30:12 0 2.03 0.00 0.37 0.01 0.05 97.54 03:30:12 1 0.97 0.00 0.34 0.02 0.03 98.63 03:40:12 all 2.93 0.00 0.51 0.01 0.13 96.43 03:40:12 0 3.77 0.00 0.53 0.01 0.16 95.53 03:40:12 1 2.09 0.00 0.48 0.01 0.10 97.33 03:40:12 CPU %user %nice %system %iowait %steal %idle 03:50:29 all 0.96 0.00 0.23 0.01 0.04 98.76 03:50:29 0 1.01 0.00 0.26 0.01 0.04 98.68 03:50:29 1 0.92 0.00 0.20 0.01 0.04 98.83 Average: all 2.17 0.00 0.39 0.07 0.05 97.32 Average: 0 2.23 0.00 0.39 0.05 0.06 97.27 Average: 1 2.11 0.00 0.40 0.09 0.05 97.36