---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-5696 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 8.0G 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 780 5167 4 2282 7160 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:89:d5:4f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.217/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 77733sec preferred_lft 77733sec inet6 fe80::f816:3eff:fe89:d54f/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-5696) 04/21/26 _x86_64_ (2 CPU) 01:52:01 LINUX RESTART (2 CPU) 02:00:29 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:01 14.58 0.01 1.41 13.16 0.21 16.39 114689.38 02:20:46 1.35 0.00 1.35 0.00 0.01 15.60 0.00 02:30:46 1.52 0.00 1.51 0.02 0.00 18.09 871.79 02:40:01 1.30 0.00 1.30 0.00 0.00 15.47 0.00 02:50:46 1.96 0.30 1.65 0.01 37.26 70.46 0.24 03:00:06 1.58 0.00 1.56 0.02 0.00 19.04 700.59 03:10:01 1.33 0.00 1.32 0.02 0.00 15.89 1.21 03:20:16 21.89 2.95 16.77 2.17 222.63 3040.04 552.31 03:30:46 1.47 0.00 1.43 0.04 0.00 24.44 1.52 03:40:01 1.30 0.00 1.28 0.02 0.00 18.34 1.17 03:50:46 1.35 0.00 1.33 0.02 0.00 130.97 369.25 04:00:16 1.75 0.01 1.70 0.04 0.21 72.28 1.49 04:10:01 1.45 0.00 1.42 0.03 0.00 22.69 1.38 Average: 4.07 0.26 2.65 1.16 20.74 275.14 8622.47 02:00:29 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:01 6297364 7544596 275832 3.39 30712 1422204 522556 5.69 438580 1183468 128 02:20:46 6298000 7545788 274620 3.38 30908 1422568 522712 5.69 438812 1184020 144 02:30:46 6294988 7543288 277108 3.41 31080 1422896 522712 5.69 438900 1184520 132 02:40:01 6279112 7527876 292516 3.60 31240 1423184 522780 5.69 440568 1184976 264 02:50:46 6239256 7517416 302404 3.72 31596 1451840 522780 5.69 452152 1202484 124 03:00:06 6242784 7521472 298284 3.67 31776 1452168 522924 5.70 452824 1202992 192 03:10:01 6242784 7521988 297796 3.66 31992 1452460 522924 5.70 453176 1203500 260 03:20:16 5292624 7405820 365856 4.50 85300 2191944 625272 6.81 592636 1950736 144 03:30:46 5260360 7375764 395840 4.87 85508 2193952 634024 6.91 593488 1952944 204 03:40:01 5258360 7374976 396604 4.88 85632 2195032 653624 7.12 612872 1954040 240 03:50:46 5215980 7369864 401656 4.94 85824 2232056 642764 7.00 601716 1991236 160 04:00:16 5066508 7235392 535720 6.59 85980 2246704 778324 8.48 687724 2006028 276 04:10:01 5145616 7316400 454728 5.59 86144 2248396 690208 7.52 649284 2007904 276 Average: 5779518 7446203 351459 4.32 56438 1796570 591046 6.44 527133 1554527 196 02:00:29 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 0.41 0.04 0.05 0.02 0.00 0.00 0.00 0.00 02:20:46 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:46 ens3 0.26 0.02 0.05 0.01 0.00 0.00 0.00 0.00 02:30:46 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:46 ens3 0.31 0.03 0.05 0.01 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 0.39 0.10 0.12 0.06 0.00 0.00 0.00 0.00 02:50:46 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:50:46 ens3 0.38 0.20 2.87 0.03 0.00 0.00 0.00 0.00 03:00:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:06 ens3 0.38 0.24 0.11 0.51 0.00 0.00 0.00 0.00 03:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:01 ens3 0.21 0.07 0.07 0.03 0.00 0.00 0.00 0.00 03:20:16 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 03:20:16 ens3 76.18 51.47 401.73 11.98 0.00 0.00 0.00 0.00 03:30:46 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:46 ens3 15.58 14.21 160.11 1.25 0.00 0.00 0.00 0.00 03:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:01 ens3 3.68 2.98 5.53 0.54 0.00 0.00 0.00 0.00 03:50:46 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:46 ens3 16.64 15.29 172.51 1.59 0.00 0.00 0.00 0.00 04:00:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:16 ens3 14.16 12.87 127.16 1.61 0.00 0.00 0.00 0.00 04:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:10:01 ens3 13.45 12.56 143.64 1.10 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 11.16 8.65 79.89 1.47 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-5696) 04/21/26 _x86_64_ (2 CPU) 01:52:01 LINUX RESTART (2 CPU) 02:00:29 CPU %user %nice %system %iowait %steal %idle 02:10:01 all 0.23 0.00 0.08 0.03 0.03 99.63 02:10:01 0 0.39 0.00 0.08 0.05 0.02 99.46 02:10:01 1 0.07 0.00 0.09 0.01 0.03 99.80 02:20:46 all 0.27 0.00 0.07 0.02 0.02 99.61 02:20:46 0 0.47 0.00 0.05 0.01 0.02 99.44 02:20:46 1 0.07 0.00 0.09 0.04 0.02 99.78 02:30:46 all 0.28 0.00 0.17 0.03 0.03 99.50 02:30:46 0 0.15 0.00 0.17 0.01 0.03 99.64 02:30:46 1 0.40 0.00 0.17 0.04 0.03 99.36 02:40:01 all 0.30 0.00 0.08 0.01 0.02 99.58 02:40:01 0 0.24 0.00 0.09 0.00 0.03 99.64 02:40:01 1 0.36 0.00 0.08 0.01 0.02 99.52 02:50:46 all 0.35 0.00 0.11 0.02 0.02 99.49 02:50:46 0 0.32 0.00 0.11 0.03 0.02 99.52 02:50:46 1 0.38 0.00 0.11 0.01 0.03 99.46 03:00:06 all 0.32 0.00 0.17 0.01 0.02 99.48 03:00:06 0 0.11 0.00 0.18 0.01 0.03 99.68 03:00:06 1 0.54 0.00 0.16 0.01 0.02 99.28 03:10:01 all 0.25 0.00 0.07 0.01 0.02 99.65 03:10:01 0 0.05 0.00 0.09 0.02 0.03 99.81 03:10:01 1 0.45 0.00 0.06 0.00 0.02 99.48 03:20:16 all 11.17 0.00 1.71 0.46 0.07 86.59 03:20:16 0 13.53 0.00 1.82 0.66 0.06 83.94 03:20:16 1 8.80 0.00 1.61 0.26 0.08 89.24 03:30:46 all 0.94 0.00 0.30 0.01 0.07 98.68 03:30:46 0 0.94 0.00 0.29 0.00 0.07 98.70 03:30:46 1 0.94 0.00 0.31 0.01 0.07 98.66 03:40:01 all 7.12 0.00 0.78 0.01 0.08 92.01 03:40:01 0 5.43 0.00 0.63 0.01 0.07 93.86 03:40:01 1 8.84 0.00 0.93 0.01 0.09 90.13 03:50:46 all 2.44 0.00 0.32 0.01 0.07 97.16 03:50:46 0 3.00 0.00 0.33 0.02 0.06 96.60 03:50:46 1 1.88 0.00 0.31 0.00 0.08 97.72 03:50:46 CPU %user %nice %system %iowait %steal %idle 04:00:16 all 3.05 0.00 0.61 0.01 0.07 96.27 04:00:16 0 2.67 0.00 0.63 0.01 0.07 96.62 04:00:16 1 3.42 0.00 0.59 0.01 0.08 95.91 04:10:01 all 0.92 0.00 0.24 0.01 0.06 98.76 04:10:01 0 0.78 0.00 0.25 0.01 0.06 98.91 04:10:01 1 1.07 0.00 0.24 0.01 0.06 98.62 Average: all 2.10 0.00 0.36 0.05 0.05 97.44 Average: 0 2.17 0.00 0.36 0.07 0.04 97.36 Average: 1 2.04 0.00 0.36 0.03 0.05 97.51