---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-26968 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 8.4G 30G 23% / 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 804 4744 4 2689 7137 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:71:88:9b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.241/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79182sec preferred_lft 79182sec inet6 fe80::f816:3eff:fe71:889b/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-26968) 06/13/26 _x86_64_ (2 CPU) 00:41:18 LINUX RESTART (2 CPU) 00:50:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:06 1.48 0.01 1.44 0.03 0.05 18.18 653.01 01:10:06 1.21 0.00 1.20 0.02 0.00 14.71 1.09 01:20:06 1.25 0.00 1.23 0.02 0.01 15.17 1.20 01:30:06 2.06 0.25 1.77 0.04 30.95 77.91 871.74 01:40:06 1.29 0.00 1.28 0.02 0.00 15.86 1.33 01:50:07 23.29 2.99 18.03 2.27 227.31 3453.63 588.89 02:00:08 14.93 0.00 1.46 13.48 0.15 19.46 106371.50 02:10:06 1.48 0.02 1.46 0.01 0.60 146.95 0.08 02:20:06 1.60 0.00 1.59 0.02 0.00 467.26 0.15 02:30:06 1.70 0.00 1.68 0.02 0.00 91.25 0.23 02:40:07 1.71 0.04 1.44 0.23 1.08 37.97 1743.03 Average: 4.73 0.30 2.96 1.47 23.66 396.24 10027.59 00:50:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:06 6289508 7536176 284116 3.49 30708 1421852 521024 5.67 443136 1183548 216 01:10:06 6290484 7537696 282620 3.48 30920 1422184 521184 5.68 443372 1184092 184 01:20:06 6295240 7543000 277232 3.41 31132 1422512 522088 5.69 447692 1184632 188 01:30:06 6249332 7523992 295732 3.64 31532 1448620 718032 7.82 462016 1202376 200 01:40:06 6248576 7523912 295836 3.64 31744 1449080 718316 7.82 462848 1202920 204 01:50:07 4928804 7133284 633460 7.79 86904 2277856 1046908 11.40 821784 2041296 132 02:00:08 4968336 7173428 593004 7.29 87064 2278312 999848 10.89 773960 2041876 244 02:10:06 4900288 7144912 621440 7.64 87236 2317584 1076448 11.72 834620 2081208 320 02:20:06 4668976 7056200 707796 8.70 87400 2458080 1168336 12.73 927084 2221852 5576 02:30:06 4638232 7041848 721860 8.88 87528 2474100 1158716 12.62 917448 2237888 192 02:40:07 4894836 7348416 421984 5.19 87760 2529740 830824 9.05 631604 2293596 239824 Average: 5488419 7323897 466825 5.74 61812 1954538 843793 9.19 651415 1715935 22480 00:50:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:06 ens3 0.91 0.06 0.10 0.03 0.00 0.00 0.00 0.00 01:10:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:06 ens3 0.70 0.04 5.40 0.03 0.00 0.00 0.00 0.00 01:20:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:06 ens3 0.63 0.13 0.18 0.10 0.00 0.00 0.00 0.00 01:30:06 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:30:06 ens3 0.55 0.24 3.18 0.05 0.00 0.00 0.00 0.00 01:40:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:06 ens3 0.67 0.26 0.18 0.71 0.00 0.00 0.00 0.00 01:50:07 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 01:50:07 ens3 98.24 72.50 781.24 13.09 0.00 0.00 0.00 0.00 02:00:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:08 ens3 31.07 29.40 479.87 1.95 0.00 0.00 0.00 0.00 02:10:06 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:10:06 ens3 83.10 79.25 1292.28 5.19 0.00 0.00 0.00 0.00 02:20:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:06 ens3 29.63 28.10 443.91 1.87 0.00 0.00 0.00 0.00 02:30:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:06 ens3 24.97 23.96 387.71 1.61 0.00 0.00 0.00 0.00 02:40:07 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:40:07 ens3 33.63 25.62 257.49 26.44 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 27.63 23.58 331.70 4.65 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-26968) 06/13/26 _x86_64_ (2 CPU) 00:41:18 LINUX RESTART (2 CPU) 00:50:04 CPU %user %nice %system %iowait %steal %idle 01:00:06 all 0.29 0.00 0.18 0.01 0.03 99.49 01:00:06 0 0.14 0.00 0.18 0.01 0.03 99.64 01:00:06 1 0.44 0.00 0.19 0.00 0.03 99.34 01:10:06 all 0.26 0.00 0.08 0.01 0.03 99.62 01:10:06 0 0.08 0.00 0.09 0.01 0.03 99.79 01:10:06 1 0.45 0.00 0.08 0.00 0.03 99.44 01:20:06 all 0.32 0.00 0.09 0.01 0.03 99.56 01:20:06 0 0.30 0.00 0.09 0.01 0.03 99.57 01:20:06 1 0.33 0.00 0.09 0.01 0.03 99.55 01:30:06 all 0.42 0.00 0.20 0.02 0.03 99.34 01:30:06 0 0.50 0.00 0.19 0.03 0.03 99.26 01:30:06 1 0.33 0.00 0.21 0.01 0.03 99.42 01:40:06 all 0.25 0.00 0.07 0.01 0.03 99.64 01:40:06 0 0.30 0.00 0.07 0.01 0.03 99.60 01:40:06 1 0.21 0.00 0.08 0.00 0.03 99.68 01:50:07 all 11.98 0.00 1.81 0.47 0.06 85.69 01:50:07 0 12.04 0.00 1.84 0.49 0.06 85.56 01:50:07 1 11.91 0.00 1.78 0.44 0.06 85.82 02:00:08 all 0.62 0.00 0.37 0.03 0.06 98.93 02:00:08 0 0.62 0.00 0.33 0.01 0.05 98.98 02:00:08 1 0.62 0.00 0.40 0.05 0.06 98.87 02:10:06 all 1.17 0.00 0.59 0.01 0.06 98.17 02:10:06 0 1.09 0.00 0.37 0.01 0.05 98.47 02:10:06 1 1.24 0.00 0.81 0.01 0.08 97.86 02:20:06 all 0.87 0.00 0.22 0.02 0.06 98.84 02:20:06 0 0.81 0.00 0.20 0.01 0.05 98.93 02:20:06 1 0.92 0.00 0.24 0.02 0.06 98.75 02:30:06 all 0.70 0.00 0.33 0.01 0.05 98.91 02:30:06 0 0.65 0.00 0.40 0.01 0.07 98.87 02:30:06 1 0.74 0.00 0.27 0.01 0.04 98.95 02:40:07 all 2.11 0.00 0.36 0.01 0.05 97.46 02:40:07 0 1.04 0.00 0.28 0.01 0.04 98.63 02:40:07 1 3.19 0.00 0.45 0.01 0.06 96.30 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.73 0.00 0.39 0.05 0.04 97.79 Average: 0 1.60 0.00 0.37 0.06 0.04 97.94 Average: 1 1.85 0.00 0.42 0.05 0.04 97.64