---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5754 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 24G 132G 15% / 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 890 13719 4 17482 30733 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:76:44:ec brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.224/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84340sec preferred_lft 84340sec inet6 fe80::f816:3eff:fe76:44ec/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:3c:f7:85:5e:1c 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 inet6 fe80::c03c:f7ff:fe85:5e1c/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-5754) 09/28/26 _x86_64_ (8 CPU) 05:12:56 LINUX RESTART (8 CPU) 05:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:30:01 91.20 0.66 86.04 4.50 17.06 9587.09 15694.79 05:40:01 20.63 0.11 18.84 1.68 15.68 5149.62 23425.43 Average: 55.90 0.39 52.42 3.09 16.37 7367.43 19561.72 05:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:01 12325116 23190580 9039068 27.51 505520 9794300 12438992 36.68 2896932 16300964 2124 05:40:01 13284496 25668884 6556512 19.95 518128 11244288 9244428 27.26 3266140 14922216 208320 Average: 12804806 24429732 7797790 23.73 511824 10519294 10841710 31.97 3081536 15611590 105222 05:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:01 lo 4.48 4.48 1.37 1.37 0.00 0.00 0.00 0.00 05:30:01 ens3 214.35 165.86 603.76 647.77 0.00 0.00 0.00 0.00 05:30:01 docker0 4.56 7.24 0.26 126.91 0.00 0.00 0.00 0.00 05:40:01 lo 5.42 5.42 0.94 0.94 0.00 0.00 0.00 0.00 05:40:01 ens3 110.25 63.60 507.04 337.55 0.00 0.00 0.00 0.00 05:40:01 docker0 0.27 0.27 0.13 0.04 0.00 0.00 0.00 0.00 Average: lo 4.95 4.95 1.15 1.15 0.00 0.00 0.00 0.00 Average: ens3 162.28 114.70 555.38 492.60 0.00 0.00 0.00 0.00 Average: docker0 2.42 3.75 0.20 63.45 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-5754) 09/28/26 _x86_64_ (8 CPU) 05:12:56 LINUX RESTART (8 CPU) 05:20:01 CPU %user %nice %system %iowait %steal %idle 05:30:01 all 76.69 0.00 3.66 0.17 0.02 19.46 05:30:01 0 77.32 0.00 3.87 0.12 0.02 18.67 05:30:01 1 78.83 0.00 3.73 0.17 0.03 17.25 05:30:01 2 76.48 0.00 3.71 0.13 0.02 19.66 05:30:01 3 76.01 0.00 3.75 0.18 0.04 20.02 05:30:01 4 73.38 0.00 3.69 0.23 0.02 22.68 05:30:01 5 76.60 0.00 3.41 0.17 0.02 19.79 05:30:01 6 77.92 0.00 3.74 0.18 0.03 18.13 05:30:01 7 76.99 0.00 3.36 0.19 0.01 19.45 05:40:01 all 96.37 0.00 3.47 0.00 0.04 0.12 05:40:01 0 96.58 0.00 3.28 0.00 0.03 0.12 05:40:01 1 96.18 0.00 3.65 0.00 0.05 0.12 05:40:01 2 96.64 0.00 3.21 0.00 0.02 0.13 05:40:01 3 96.40 0.00 3.49 0.00 0.03 0.08 05:40:01 4 96.30 0.00 3.53 0.00 0.03 0.14 05:40:01 5 96.20 0.00 3.61 0.01 0.04 0.14 05:40:01 6 96.35 0.00 3.48 0.00 0.07 0.09 05:40:01 7 96.29 0.00 3.53 0.00 0.04 0.13 Average: all 86.55 0.00 3.56 0.09 0.03 9.77 Average: 0 86.96 0.00 3.57 0.06 0.02 9.39 Average: 1 87.52 0.00 3.69 0.08 0.04 8.67 Average: 2 86.57 0.00 3.46 0.06 0.02 9.88 Average: 3 86.22 0.00 3.62 0.09 0.03 10.04 Average: 4 84.86 0.00 3.61 0.12 0.03 11.39 Average: 5 86.42 0.00 3.51 0.09 0.03 9.95 Average: 6 87.16 0.00 3.61 0.09 0.05 9.09 Average: 7 86.66 0.00 3.45 0.10 0.03 9.77