---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-66525 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 877 5030 4 2322 7063 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:71:77:db brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.16/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 75425sec preferred_lft 75425sec inet6 fe80::f816:3eff:fe71:77db/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-66525) 04/05/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:18 1.47 0.02 1.43 0.02 0.80 44.29 0.78 00:20:19 2.15 0.43 1.68 0.04 42.44 86.37 10.93 00:30:01 1.60 0.01 1.56 0.04 1.09 29.38 1.53 00:40:20 1.37 0.00 1.35 0.02 0.00 33.99 1.16 00:50:20 1.43 0.02 1.40 0.02 0.73 18.85 1.24 01:00:01 1.52 0.00 1.49 0.03 0.00 24.44 1.47 01:10:20 1.22 0.00 1.20 0.02 0.00 19.60 1.06 01:20:20 14.83 0.00 1.34 13.48 0.15 20.49 106710.46 01:30:20 1.54 0.00 1.50 0.04 0.00 31.32 1.48 01:40:21 1.45 0.00 1.42 0.02 0.00 26.19 1.84 01:50:21 1.33 0.00 1.31 0.02 0.00 23.62 1.20 02:00:20 1.62 0.00 1.59 0.03 0.00 25.16 1.43 02:10:21 1.40 0.00 1.38 0.02 0.00 28.39 1.56 02:20:21 1.45 0.00 1.44 0.01 0.00 31.07 0.84 02:30:20 1.52 0.00 1.51 0.01 0.00 27.76 0.23 Average: 2.39 0.03 1.44 0.92 3.01 31.43 7097.95 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:18 5287560 7388472 383824 4.72 84780 2180704 670064 7.30 605060 1950420 268 00:20:19 5246536 7379104 392552 4.83 85216 2211628 867016 9.44 622192 1970372 508 00:30:01 5235940 7371888 399944 4.92 85412 2214764 661072 7.20 616856 1973388 284 00:40:20 5236720 7378676 393052 4.83 85620 2220508 661092 7.20 616832 1979312 172 00:50:20 5230016 7373176 398512 4.90 85824 2221464 661580 7.21 617416 1980380 208 01:00:01 5226516 7371952 399636 4.91 86012 2223512 669748 7.29 617480 1982612 360 01:10:20 5231728 7379060 392508 4.83 86196 2225208 661644 7.21 617572 1984488 256 01:20:20 5231168 7380404 391140 4.81 86384 2226892 669788 7.30 618068 1986208 144 01:30:20 5227248 7380740 390568 4.80 86604 2230860 724868 7.90 622976 1990400 416 01:40:21 5227012 7383564 387792 4.77 86780 2233736 661652 7.21 617920 1993424 308 01:50:21 5226760 7386116 385220 4.74 86952 2236308 661680 7.21 617976 1996184 332 02:00:20 5231100 7392860 378420 4.65 87132 2238488 670680 7.31 618376 1998428 400 02:10:21 5227824 7393608 377632 4.64 87280 2242308 662624 7.22 618580 2002400 428 02:20:21 5223540 7394016 377136 4.64 87440 2246784 670916 7.31 618544 2007028 312 02:30:20 5219404 7392884 378108 4.65 87572 2249588 711996 7.76 618836 2009956 284 Average: 5233938 7383101 388403 4.78 86347 2226850 685761 7.47 617646 1987000 312 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:18 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 00:10:18 ens3 11.51 10.22 2.59 1.66 0.00 0.00 0.00 0.00 00:20:19 lo 1.08 1.08 0.06 0.06 0.00 0.00 0.00 0.00 00:20:19 ens3 6.68 5.49 4.28 0.78 0.00 0.00 0.00 0.00 00:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:01 ens3 10.18 5.33 2.21 1.19 0.00 0.00 0.00 0.00 00:40:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:40:20 ens3 4.66 2.69 0.96 0.56 0.00 0.00 0.00 0.00 00:50:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:20 ens3 3.52 1.75 0.56 0.98 0.00 0.00 0.00 0.00 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 7.65 6.37 1.53 0.90 0.00 0.00 0.00 0.00 01:10:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:20 ens3 4.23 3.33 0.94 0.56 0.00 0.00 0.00 0.00 01:20:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:20 ens3 5.25 4.63 1.02 0.58 0.00 0.00 0.00 0.00 01:30:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:20 ens3 7.04 5.80 1.82 1.16 0.00 0.00 0.00 0.00 01:40:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:21 ens3 6.82 5.81 1.58 1.02 0.00 0.00 0.00 0.00 01:50:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:21 ens3 5.03 4.26 1.27 0.82 0.00 0.00 0.00 0.00 02:00:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:20 ens3 8.10 5.17 1.77 1.00 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 6.96 4.93 1.59 0.95 0.00 0.00 0.00 0.00 02:20:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:21 ens3 10.70 8.97 2.56 1.61 0.00 0.00 0.00 0.00 02:30:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:20 ens3 4.42 3.78 1.22 0.60 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 6.84 5.23 1.72 0.96 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-66525) 04/05/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:18 all 4.41 0.00 0.46 0.02 0.08 95.02 00:10:18 0 3.48 0.00 0.43 0.03 0.09 95.98 00:10:18 1 5.35 0.00 0.49 0.01 0.08 94.07 00:20:19 all 3.95 0.00 0.67 0.03 0.08 95.28 00:20:19 0 3.37 0.00 0.74 0.02 0.09 95.77 00:20:19 1 4.52 0.00 0.59 0.03 0.06 94.80 00:30:01 all 2.61 0.00 0.41 0.01 0.08 96.89 00:30:01 0 2.83 0.00 0.42 0.01 0.08 96.67 00:30:01 1 2.39 0.00 0.40 0.01 0.08 97.12 00:40:20 all 2.41 0.00 0.31 0.01 0.06 97.21 00:40:20 0 2.62 0.00 0.38 0.01 0.07 96.92 00:40:20 1 2.20 0.00 0.24 0.01 0.06 97.50 00:50:20 all 0.51 0.00 0.11 0.01 0.04 99.33 00:50:20 0 0.50 0.00 0.10 0.01 0.04 99.35 00:50:20 1 0.51 0.00 0.13 0.01 0.05 99.31 01:00:01 all 1.93 0.00 0.33 0.01 0.06 97.67 01:00:01 0 1.57 0.00 0.33 0.01 0.06 98.03 01:00:01 1 2.29 0.00 0.33 0.02 0.06 97.30 01:10:20 all 1.28 0.00 0.16 0.01 0.05 98.50 01:10:20 0 1.03 0.00 0.16 0.01 0.06 98.74 01:10:20 1 1.54 0.00 0.17 0.01 0.04 98.25 01:20:20 all 1.14 0.00 0.18 0.03 0.06 98.59 01:20:20 0 1.51 0.00 0.23 0.04 0.06 98.15 01:20:20 1 0.78 0.00 0.12 0.02 0.05 99.04 01:30:20 all 2.99 0.00 0.43 0.01 0.09 96.47 01:30:20 0 3.20 0.00 0.49 0.02 0.11 96.18 01:30:20 1 2.79 0.00 0.38 0.01 0.07 96.76 01:40:21 all 3.93 0.00 0.53 0.02 0.08 95.44 01:40:21 0 3.36 0.00 0.34 0.01 0.08 96.21 01:40:21 1 4.52 0.00 0.72 0.02 0.08 94.67 01:50:21 all 2.04 0.00 0.22 0.01 0.08 97.65 01:50:21 0 0.86 0.00 0.11 0.02 0.05 98.97 01:50:21 1 3.21 0.00 0.34 0.01 0.12 96.33 01:50:21 CPU %user %nice %system %iowait %steal %idle 02:00:20 all 1.67 0.00 0.27 0.01 0.05 98.00 02:00:20 0 0.91 0.00 0.23 0.01 0.06 98.79 02:00:20 1 2.42 0.00 0.32 0.01 0.05 97.20 02:10:21 all 2.62 0.00 0.31 0.01 0.09 96.97 02:10:21 0 3.65 0.00 0.42 0.00 0.12 95.81 02:10:21 1 1.60 0.00 0.20 0.02 0.06 98.12 02:20:21 all 3.78 0.00 0.42 0.07 0.09 95.64 02:20:21 0 3.67 0.00 0.42 0.03 0.10 95.79 02:20:21 1 3.90 0.00 0.42 0.12 0.08 95.49 02:30:20 all 2.94 0.00 1.23 0.10 0.07 95.65 02:30:20 0 2.30 0.00 0.77 0.06 0.08 96.78 02:30:20 1 3.59 0.00 1.69 0.15 0.06 94.50 Average: all 2.55 0.00 0.40 0.02 0.07 96.96 Average: 0 2.32 0.00 0.37 0.02 0.08 97.21 Average: 1 2.77 0.00 0.43 0.03 0.07 96.70