---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-11782 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 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: 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: 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 11G 145G 7% / 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 697 28370 4 3024 30950 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:0e:61:76 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.43/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84936sec preferred_lft 84936sec inet6 fe80::f816:3eff:fe0e:6176/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:16:f1:23:96:06 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 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-11782) 06/14/26 _x86_64_ (8 CPU) 12:16:25 LINUX RESTART (8 CPU) 12:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:01 6.49 0.41 5.51 0.57 402.12 688.35 33804.98 12:40:01 46.89 1.47 30.89 14.52 97.72 1117.95 507968.43 Average: 26.70 0.94 18.21 7.55 249.87 903.22 270965.69 12:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:01 29840572 31765776 616612 1.88 66336 2195064 1539580 4.54 311384 2416668 8 12:40:01 28961428 31472032 875068 2.66 103780 2712324 1664812 4.91 401680 3149532 333752 Average: 29401000 31618904 745840 2.27 85058 2453694 1602196 4.72 356532 2783100 166880 12:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:01 lo 0.17 0.17 0.01 0.01 0.00 0.00 0.00 0.00 12:30:01 ens3 57.56 36.25 217.26 3.26 0.00 0.00 0.00 0.00 12:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 lo 0.22 0.22 0.02 0.02 0.00 0.00 0.00 0.00 12:40:01 ens3 21.71 14.48 181.31 4.26 0.00 0.00 0.00 0.00 12:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.19 0.19 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 39.63 25.36 199.28 3.76 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 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-11782) 06/14/26 _x86_64_ (8 CPU) 12:16:25 LINUX RESTART (8 CPU) 12:20:01 CPU %user %nice %system %iowait %steal %idle 12:30:01 all 0.21 0.00 0.07 0.07 0.01 99.64 12:30:01 0 0.22 0.00 0.06 0.03 0.01 99.68 12:30:01 1 0.22 0.00 0.08 0.05 0.02 99.63 12:30:01 2 0.29 0.00 0.09 0.02 0.03 99.58 12:30:01 3 0.23 0.00 0.13 0.05 0.01 99.59 12:30:01 4 0.19 0.00 0.07 0.27 0.00 99.46 12:30:01 5 0.21 0.00 0.06 0.01 0.01 99.71 12:30:01 6 0.10 0.00 0.04 0.05 0.01 99.81 12:30:01 7 0.21 0.00 0.07 0.08 0.02 99.63 12:40:01 all 1.11 0.00 0.12 0.15 0.01 98.60 12:40:01 0 0.95 0.00 0.06 0.02 0.02 98.94 12:40:01 1 0.73 0.00 0.09 0.01 0.02 99.15 12:40:01 2 0.13 0.00 0.04 0.00 0.01 99.82 12:40:01 3 0.53 0.00 0.10 0.02 0.01 99.34 12:40:01 4 3.16 0.00 0.21 0.13 0.00 96.49 12:40:01 5 0.06 0.00 0.02 0.00 0.01 99.91 12:40:01 6 2.48 0.00 0.33 0.85 0.02 96.32 12:40:01 7 0.81 0.00 0.15 0.18 0.02 98.84 Average: all 0.66 0.00 0.10 0.11 0.01 99.12 Average: 0 0.59 0.00 0.06 0.03 0.02 99.31 Average: 1 0.47 0.00 0.08 0.03 0.02 99.39 Average: 2 0.21 0.00 0.06 0.01 0.02 99.70 Average: 3 0.38 0.00 0.11 0.04 0.01 99.46 Average: 4 1.68 0.00 0.14 0.20 0.00 97.98 Average: 5 0.14 0.00 0.04 0.01 0.01 99.81 Average: 6 1.29 0.00 0.18 0.45 0.01 98.07 Average: 7 0.51 0.00 0.11 0.13 0.02 99.23