---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-54110 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 7.9G 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 760 5213 4 2256 7181 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:64:49:71 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.86/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78928sec preferred_lft 78928sec inet6 fe80::f816:3eff:fe64:4971/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-54110) 03/30/26 _x86_64_ (2 CPU) 00:41:26 LINUX RESTART (2 CPU) 00:50:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:13 1.64 0.01 1.60 0.03 0.05 19.38 872.02 01:10:01 1.28 0.00 1.26 0.02 0.00 15.15 1.22 01:20:05 1.36 0.00 1.34 0.02 0.01 15.71 1.09 01:30:13 1.60 0.00 1.58 0.03 0.00 18.98 646.13 01:40:01 2.05 0.33 1.69 0.03 40.90 74.80 1.48 01:50:13 22.00 2.95 16.87 2.18 222.70 3053.05 488.50 02:00:05 1.84 0.03 1.79 0.02 1.39 40.89 0.57 02:10:01 14.95 0.00 1.43 13.52 0.15 22.43 107436.06 02:20:11 1.43 0.00 1.43 0.00 0.00 131.54 389.43 02:30:12 1.66 0.00 1.64 0.03 0.00 36.77 0.99 02:40:01 1.31 0.00 1.30 0.01 0.00 21.59 0.26 Average: 4.68 0.31 2.93 1.44 24.48 319.77 9945.68 00:50:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:13 6291348 7538140 282328 3.47 30728 1421760 520656 5.67 444492 1183464 124 01:10:01 6295968 7543300 277164 3.41 30936 1422084 520680 5.67 444612 1183996 240 01:20:05 6308404 7556272 264184 3.25 31144 1422420 520680 5.67 445196 1184532 248 01:30:13 6297832 7546272 274184 3.37 31376 1422740 520836 5.67 445056 1185092 124 01:40:01 6251848 7529392 290480 3.57 31760 1451076 521328 5.68 457488 1202308 240 01:50:13 5334016 7441344 330468 4.06 85072 2186396 581272 6.33 573580 1945524 2340 02:00:05 5228716 7339336 432472 5.32 85220 2189596 680884 7.42 638972 1948752 184 02:10:01 5239828 7352436 419340 5.16 85336 2191464 683156 7.44 641264 1950708 284 02:20:11 5157864 7305584 465988 5.73 85480 2226396 774652 8.44 682636 1985780 124 02:30:12 5126012 7279604 492024 6.05 85644 2232024 740500 8.07 697824 1991448 396 02:40:01 5160656 7316136 455496 5.60 85792 2233748 707036 7.70 664304 1993312 252 Average: 5699317 7431620 362193 4.45 60772 1854519 615607 6.71 557766 1614083 414 00:50:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:13 ens3 0.67 0.07 0.09 0.04 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 0.93 0.06 10.41 0.03 0.00 0.00 0.00 0.00 01:20:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:05 ens3 0.59 0.07 0.16 0.06 0.00 0.00 0.00 0.00 01:30:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:13 ens3 0.32 0.05 0.08 0.03 0.00 0.00 0.00 0.00 01:40:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.67 0.40 3.16 0.62 0.00 0.00 0.00 0.00 01:50:13 lo 1.32 1.32 0.08 0.08 0.00 0.00 0.00 0.00 01:50:13 ens3 55.13 39.30 291.24 10.45 0.00 0.00 0.00 0.00 02:00:05 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:00:05 ens3 25.18 21.64 227.76 2.40 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 8.85 8.25 61.65 0.89 0.00 0.00 0.00 0.00 02:20:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:11 ens3 13.31 12.41 154.19 1.18 0.00 0.00 0.00 0.00 02:30:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:12 ens3 17.64 16.95 141.94 1.95 0.00 0.00 0.00 0.00 02:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 13.68 12.95 142.56 1.25 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 12.54 10.25 94.31 1.74 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-54110) 03/30/26 _x86_64_ (2 CPU) 00:41:26 LINUX RESTART (2 CPU) 00:50:13 CPU %user %nice %system %iowait %steal %idle 01:00:13 all 0.27 0.00 0.17 0.01 0.04 99.51 01:00:13 0 0.32 0.00 0.17 0.01 0.04 99.47 01:00:13 1 0.23 0.00 0.17 0.01 0.04 99.56 01:10:01 all 0.19 0.00 0.07 0.01 0.04 99.69 01:10:01 0 0.06 0.00 0.07 0.01 0.04 99.81 01:10:01 1 0.31 0.00 0.06 0.01 0.04 99.58 01:20:05 all 0.23 0.00 0.07 0.01 0.04 99.65 01:20:05 0 0.14 0.00 0.07 0.02 0.04 99.73 01:20:05 1 0.32 0.00 0.06 0.00 0.04 99.57 01:30:13 all 0.27 0.00 0.16 0.01 0.04 99.52 01:30:13 0 0.30 0.00 0.15 0.00 0.04 99.51 01:30:13 1 0.23 0.00 0.17 0.02 0.04 99.53 01:40:01 all 0.37 0.00 0.10 0.03 0.04 99.47 01:40:01 0 0.24 0.00 0.11 0.03 0.05 99.57 01:40:01 1 0.50 0.00 0.09 0.02 0.03 99.36 01:50:13 all 10.39 0.00 1.56 1.47 0.05 86.52 01:50:13 0 7.49 0.00 1.34 0.79 0.06 90.32 01:50:13 1 13.29 0.00 1.79 2.16 0.05 82.71 02:00:05 all 1.37 0.00 0.38 0.02 0.06 98.17 02:00:05 0 1.38 0.00 0.51 0.01 0.08 98.02 02:00:05 1 1.37 0.00 0.26 0.02 0.04 98.31 02:10:01 all 2.30 0.00 0.30 0.03 0.07 97.30 02:10:01 0 2.16 0.00 0.23 0.01 0.06 97.54 02:10:01 1 2.45 0.00 0.37 0.05 0.08 97.05 02:20:11 all 5.71 0.00 0.57 0.01 0.08 93.63 02:20:11 0 7.93 0.00 0.72 0.01 0.07 91.27 02:20:11 1 3.54 0.00 0.43 0.01 0.08 95.93 02:30:12 all 2.01 0.00 0.40 0.01 0.08 97.51 02:30:12 0 2.52 0.00 0.42 0.01 0.08 96.97 02:30:12 1 1.49 0.00 0.38 0.01 0.07 98.04 02:40:01 all 0.82 0.00 0.22 0.01 0.07 98.88 02:40:01 0 0.74 0.00 0.19 0.01 0.06 98.99 02:40:01 1 0.90 0.00 0.25 0.01 0.08 98.76 Average: CPU %user %nice %system %iowait %steal %idle Average: all 2.19 0.00 0.37 0.15 0.05 97.23 Average: 0 2.12 0.00 0.36 0.08 0.06 97.37 Average: 1 2.27 0.00 0.37 0.22 0.05 97.09