---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2968 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 UTC 2026 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: 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: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp 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 Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 18G 138G 12% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 928 19232 4 11931 30696 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 valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:b4:41:8d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.9/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83953sec preferred_lft 83953sec inet6 fe80::f816:3eff:feb4:418d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:b9:2c:b3:22:f8 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2968) 04/18/26 _x86_64_ (8 CPU) 21:32:23 LINUX RESTART (8 CPU) 21:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:50:00 13.46 0.58 11.91 0.98 14.39 2547.99 711.75 22:00:00 10.46 0.04 9.27 1.14 5.87 2896.65 787.04 22:10:00 21.83 2.90 17.52 1.42 205.03 8553.41 32820.67 Average: 15.25 1.17 12.90 1.18 75.09 4666.02 11439.82 21:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:50:00 17188392 25867924 6377748 19.41 470768 7751904 10258664 30.25 1484524 12981324 1796 22:00:00 18527604 28013052 4230812 12.87 476548 8521276 8670924 25.57 1565484 11538060 3168 22:10:00 16525648 28549988 3679960 11.20 500028 10883196 2998592 8.84 1842560 13060316 34980 Average: 17413881 27476988 4762840 14.49 482448 9052125 7309393 21.55 1630856 12526567 13315 21:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:50:00 lo 6.70 6.70 1.87 1.87 0.00 0.00 0.00 0.00 21:50:00 ens3 240.64 124.49 241.65 69.03 0.00 0.00 0.00 0.00 21:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:00 lo 1.48 1.48 0.16 0.16 0.00 0.00 0.00 0.00 22:00:00 ens3 64.95 35.28 87.02 20.48 0.00 0.00 0.00 0.00 22:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:00 lo 4.46 4.46 65.33 65.33 0.00 0.00 0.00 0.00 22:10:00 ens3 304.65 156.39 776.23 72.35 0.00 0.00 0.00 0.00 22:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.21 4.21 22.45 22.45 0.00 0.00 0.00 0.00 Average: ens3 203.41 105.39 368.30 53.95 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2968) 04/18/26 _x86_64_ (8 CPU) 21:32:23 LINUX RESTART (8 CPU) 21:40:00 CPU %user %nice %system %iowait %steal %idle 21:50:00 all 85.25 0.00 2.83 0.01 0.09 11.83 21:50:00 0 82.97 0.00 2.78 0.00 0.09 14.16 21:50:00 1 83.35 0.00 2.71 0.00 0.09 13.84 21:50:00 2 83.74 0.00 2.96 0.01 0.09 13.20 21:50:00 3 85.66 0.00 3.07 0.02 0.10 11.16 21:50:00 4 84.30 0.00 2.82 0.01 0.09 12.78 21:50:00 5 90.97 0.00 2.76 0.00 0.10 6.17 21:50:00 6 87.49 0.00 2.94 0.01 0.09 9.47 21:50:00 7 83.51 0.00 2.57 0.01 0.09 13.83 22:00:00 all 96.67 0.00 3.18 0.00 0.09 0.05 22:00:00 0 96.91 0.00 2.95 0.00 0.09 0.05 22:00:00 1 96.51 0.00 3.34 0.00 0.10 0.05 22:00:00 2 96.59 0.00 3.25 0.00 0.10 0.06 22:00:00 3 96.45 0.00 3.40 0.00 0.10 0.06 22:00:00 4 96.78 0.00 3.09 0.00 0.09 0.05 22:00:00 5 96.77 0.00 3.09 0.00 0.09 0.05 22:00:00 6 96.49 0.00 3.36 0.00 0.09 0.06 22:00:00 7 96.87 0.00 3.00 0.00 0.09 0.05 22:10:00 all 43.32 0.00 1.26 0.09 0.07 55.26 22:10:00 0 38.25 0.00 1.46 0.30 0.07 59.92 22:10:00 1 37.54 0.00 1.31 0.05 0.08 61.03 22:10:00 2 35.30 0.00 1.33 0.03 0.07 63.27 22:10:00 3 41.41 0.00 1.15 0.06 0.07 57.31 22:10:00 4 53.33 0.00 1.31 0.09 0.07 45.20 22:10:00 5 41.39 0.00 1.30 0.06 0.07 57.19 22:10:00 6 50.51 0.00 1.12 0.07 0.07 48.23 22:10:00 7 48.88 0.00 1.09 0.02 0.07 49.93 Average: all 75.09 0.00 2.42 0.03 0.08 22.37 Average: 0 72.72 0.00 2.40 0.10 0.08 24.70 Average: 1 72.48 0.00 2.45 0.02 0.09 24.96 Average: 2 71.88 0.00 2.51 0.01 0.09 25.50 Average: 3 74.52 0.00 2.54 0.03 0.09 22.82 Average: 4 78.15 0.00 2.41 0.03 0.08 19.33 Average: 5 76.37 0.00 2.38 0.02 0.08 21.15 Average: 6 78.18 0.00 2.48 0.03 0.08 19.23 Average: 7 76.43 0.00 2.22 0.01 0.08 21.26