---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-27304 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 774 5075 4 2385 7167 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:3c:19:6b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.129/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 76673sec preferred_lft 76673sec inet6 fe80::f816:3eff:fe3c:196b/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-27304) 06/14/26 _x86_64_ (2 CPU) 01:47:18 LINUX RESTART (2 CPU) 01:50:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:08 1.81 0.02 1.76 0.03 1.24 20.56 871.99 02:10:07 1.43 0.01 1.41 0.02 0.05 16.09 1.08 02:20:10 13.92 0.00 1.44 12.48 0.16 16.45 108526.72 02:30:09 1.62 0.00 1.59 0.03 0.00 18.64 437.95 02:40:10 1.98 0.26 1.69 0.03 31.98 75.07 1.30 02:50:11 1.81 0.38 1.42 0.02 14.55 47.58 1.20 03:00:07 23.28 2.65 18.30 2.33 214.38 3441.06 498.39 03:10:11 1.32 0.00 1.32 0.00 0.00 20.69 0.08 03:20:12 1.47 0.00 1.47 0.00 0.00 20.11 0.00 03:30:12 1.77 0.00 1.70 0.07 0.00 133.27 6.45 03:40:07 1.47 0.00 1.41 0.06 0.00 18.13 5.78 03:50:12 1.57 0.00 1.50 0.06 0.00 22.07 398.20 04:00:12 1.83 0.02 1.76 0.04 0.80 39.98 3.55 04:10:13 1.51 0.00 1.51 0.00 0.00 69.96 0.13 04:20:07 1.40 0.00 1.39 0.01 0.00 19.53 0.40 Average: 3.88 0.22 2.64 1.02 17.46 263.89 7427.56 01:50:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:08 6280520 7531752 288732 3.55 30672 1426164 518940 5.65 441120 1187396 172 02:10:07 6280520 7532308 288152 3.54 30884 1426496 518940 5.65 441224 1187948 60 02:20:10 6280056 7532440 287984 3.54 31104 1426868 519096 5.65 441312 1188512 168 02:30:09 6279188 7532128 288288 3.54 31332 1427188 519228 5.66 441360 1189060 124 02:40:10 6260940 7541164 278780 3.43 31708 1453744 523068 5.70 450612 1206788 124 02:50:11 6227108 7522008 297732 3.66 31988 1467960 537380 5.85 488832 1220008 136 03:00:07 5172360 7373916 393232 4.84 87084 2274636 624096 6.80 590980 2037496 196 03:10:11 5186568 7390228 376956 4.64 87204 2276620 632952 6.89 591692 2039600 388 03:20:12 5191768 7396564 370616 4.56 87324 2277632 652552 7.11 611052 2040732 8 03:30:12 5099660 7339032 427976 5.26 87540 2311948 686828 7.48 644248 2075128 136 03:40:07 5099408 7339600 427412 5.26 87728 2312568 686828 7.48 644740 2075944 224 03:50:12 5120940 7362440 404556 4.97 87900 2313684 670140 7.30 628108 2077232 124 04:00:12 5118572 7367272 399544 4.91 88096 2320636 646040 7.04 604420 2084208 1432 04:10:13 5025936 7289932 476620 5.86 88252 2335516 768848 8.37 676540 2099164 192 04:20:07 4976384 7241660 524976 6.46 88356 2336680 770364 8.39 727968 2100436 216 Average: 5573329 7419496 368770 4.53 65145 1959223 618353 6.74 561614 1720643 247 01:50:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:08 ens3 0.89 0.06 0.10 0.03 0.00 0.00 0.00 0.00 02:10:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:07 ens3 0.53 0.05 0.09 0.01 0.00 0.00 0.00 0.00 02:20:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:10 ens3 0.48 0.02 3.38 0.01 0.00 0.00 0.00 0.00 02:30:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:09 ens3 0.82 0.03 1.00 0.01 0.00 0.00 0.00 0.00 02:40:10 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:40:10 ens3 0.94 0.47 3.19 0.06 0.00 0.00 0.00 0.00 02:50:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:11 ens3 10.51 5.18 19.90 2.43 0.00 0.00 0.00 0.00 03:00:07 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:00:07 ens3 69.46 51.48 409.84 10.59 0.00 0.00 0.00 0.00 03:10:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:11 ens3 17.08 14.82 167.01 1.26 0.00 0.00 0.00 0.00 03:20:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:12 ens3 2.13 1.74 4.98 0.40 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 4.93 3.52 37.05 0.39 0.00 0.00 0.00 0.00 03:40:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:07 ens3 2.66 1.72 0.35 0.24 0.00 0.00 0.00 0.00 03:50:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:12 ens3 5.12 4.04 9.06 0.70 0.00 0.00 0.00 0.00 04:00:12 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 04:00:12 ens3 16.10 13.54 142.86 1.31 0.00 0.00 0.00 0.00 04:10:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:10:13 ens3 16.69 16.23 233.55 1.61 0.00 0.00 0.00 0.00 04:20:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:20:07 ens3 26.12 25.22 397.20 1.68 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 11.60 9.18 94.97 1.38 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-27304) 06/14/26 _x86_64_ (2 CPU) 01:47:18 LINUX RESTART (2 CPU) 01:50:07 CPU %user %nice %system %iowait %steal %idle 02:00:08 all 0.29 0.00 0.17 0.01 0.02 99.51 02:00:08 0 0.08 0.00 0.17 0.01 0.03 99.72 02:00:08 1 0.50 0.00 0.16 0.02 0.02 99.30 02:10:07 all 0.24 0.00 0.07 0.01 0.02 99.66 02:10:07 0 0.39 0.00 0.06 0.02 0.02 99.51 02:10:07 1 0.08 0.00 0.08 0.00 0.02 99.81 02:20:10 all 0.25 0.00 0.09 0.06 0.02 99.58 02:20:10 0 0.43 0.00 0.09 0.11 0.02 99.35 02:20:10 1 0.07 0.00 0.09 0.00 0.02 99.82 02:30:09 all 0.27 0.00 0.16 0.01 0.02 99.54 02:30:09 0 0.16 0.00 0.18 0.02 0.03 99.62 02:30:09 1 0.38 0.00 0.15 0.01 0.02 99.45 02:40:10 all 0.36 0.00 0.12 0.02 0.02 99.49 02:40:10 0 0.39 0.00 0.14 0.02 0.02 99.44 02:40:10 1 0.32 0.00 0.10 0.02 0.02 99.55 02:50:11 all 0.56 0.00 0.10 0.01 0.02 99.32 02:50:11 0 0.43 0.00 0.10 0.01 0.02 99.44 02:50:11 1 0.68 0.00 0.10 0.01 0.02 99.19 03:00:07 all 12.16 0.00 1.91 0.53 0.06 85.34 03:00:07 0 12.66 0.00 1.90 0.56 0.06 84.81 03:00:07 1 11.66 0.00 1.93 0.49 0.05 85.87 03:10:11 all 0.93 0.00 0.23 0.01 0.05 98.79 03:10:11 0 0.93 0.00 0.28 0.01 0.04 98.74 03:10:11 1 0.92 0.00 0.18 0.01 0.05 98.84 03:20:12 all 8.59 0.00 0.78 0.01 0.06 90.56 03:20:12 0 10.66 0.00 0.93 0.01 0.06 88.34 03:20:12 1 6.53 0.00 0.64 0.01 0.07 92.76 03:30:12 all 1.54 0.00 0.32 0.01 0.05 98.08 03:30:12 0 1.21 0.00 0.33 0.01 0.05 98.39 03:30:12 1 1.88 0.00 0.30 0.01 0.05 97.77 03:40:07 all 0.57 0.00 0.14 0.01 0.05 99.24 03:40:07 0 0.53 0.00 0.15 0.01 0.04 99.27 03:40:07 1 0.61 0.00 0.13 0.01 0.05 99.20 03:40:07 CPU %user %nice %system %iowait %steal %idle 03:50:12 all 0.81 0.00 0.15 0.01 0.04 98.98 03:50:12 0 0.75 0.00 0.13 0.01 0.04 99.07 03:50:12 1 0.88 0.00 0.17 0.00 0.05 98.89 04:00:12 all 1.83 0.00 0.38 0.01 0.04 97.73 04:00:12 0 1.21 0.00 0.30 0.02 0.04 98.43 04:00:12 1 2.44 0.00 0.46 0.01 0.05 97.04 04:10:13 all 1.99 0.00 0.42 0.01 0.04 97.54 04:10:13 0 1.03 0.00 0.33 0.00 0.04 98.59 04:10:13 1 2.95 0.00 0.51 0.01 0.05 96.48 04:20:07 all 0.79 0.00 0.29 0.01 0.05 98.87 04:20:07 0 1.04 0.00 0.44 0.01 0.07 98.45 04:20:07 1 0.54 0.00 0.13 0.01 0.04 99.28 Average: all 2.07 0.00 0.35 0.05 0.04 97.49 Average: 0 2.12 0.00 0.37 0.05 0.04 97.42 Average: 1 2.02 0.00 0.34 0.04 0.04 97.56