---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5982 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 19G 137G 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 919 19199 4 11972 30703 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:2d:7f:d2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.239/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84579sec preferred_lft 84579sec inet6 fe80::f816:3eff:fe2d:7fd2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:2b:b7:08:5e:ca 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::e02b:b7ff:fe08:5eca/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-5982) 09/28/26 _x86_64_ (8 CPU) 22:16:06 LINUX RESTART (8 CPU) 22:20:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:30:12 38.33 0.77 35.44 2.11 25.64 6132.52 2739.80 22:40:01 20.04 0.60 17.76 1.68 55.26 4647.19 15371.56 Average: 29.27 0.68 26.69 1.90 40.31 5396.82 8996.44 22:20:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:30:12 13929420 22796776 9448816 28.75 463596 7942792 11506644 33.93 1443020 16275212 276 22:40:01 15124068 25157920 7079592 21.54 478324 9042400 9968556 29.40 1616852 14832912 3592 Average: 14526744 23977348 8264204 25.15 470960 8492596 10737600 31.66 1529936 15554062 1934 22:20:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:30:12 lo 2.29 2.29 1.04 1.04 0.00 0.00 0.00 0.00 22:30:12 ens3 243.58 158.02 508.00 86.86 0.00 0.00 0.00 0.00 22:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:01 lo 7.32 7.32 1.25 1.25 0.00 0.00 0.00 0.00 22:40:01 ens3 103.31 64.94 523.10 37.37 0.00 0.00 0.00 0.00 22:40:01 docker0 0.26 0.28 0.14 0.04 0.00 0.00 0.00 0.00 Average: lo 4.78 4.78 1.14 1.14 0.00 0.00 0.00 0.00 Average: ens3 174.10 111.92 515.48 62.34 0.00 0.00 0.00 0.00 Average: docker0 0.13 0.14 0.07 0.02 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-5982) 09/28/26 _x86_64_ (8 CPU) 22:16:06 LINUX RESTART (8 CPU) 22:20:11 CPU %user %nice %system %iowait %steal %idle 22:30:12 all 76.72 0.00 3.18 0.03 0.03 20.04 22:30:12 0 74.16 0.00 3.41 0.02 0.04 22.37 22:30:12 1 83.52 0.00 3.27 0.03 0.03 13.15 22:30:12 2 74.35 0.00 3.01 0.02 0.03 22.59 22:30:12 3 75.84 0.00 3.05 0.02 0.03 21.07 22:30:12 4 76.64 0.00 3.09 0.05 0.03 20.19 22:30:12 5 77.86 0.00 3.26 0.01 0.02 18.85 22:30:12 6 75.91 0.00 3.13 0.08 0.03 20.85 22:30:12 7 75.50 0.00 3.19 0.02 0.02 21.26 22:40:01 all 96.35 0.00 3.50 0.00 0.03 0.11 22:40:01 0 96.69 0.00 3.18 0.00 0.04 0.10 22:40:01 1 96.12 0.00 3.76 0.00 0.03 0.09 22:40:01 2 96.59 0.00 3.24 0.00 0.06 0.11 22:40:01 3 96.32 0.00 3.54 0.00 0.03 0.12 22:40:01 4 96.53 0.00 3.30 0.00 0.03 0.14 22:40:01 5 96.04 0.00 3.84 0.00 0.02 0.11 22:40:01 6 96.39 0.00 3.47 0.00 0.03 0.11 22:40:01 7 96.16 0.00 3.70 0.02 0.02 0.10 Average: all 86.45 0.00 3.34 0.02 0.03 10.16 Average: 0 85.31 0.00 3.30 0.01 0.04 11.34 Average: 1 89.76 0.00 3.51 0.02 0.03 6.68 Average: 2 85.38 0.00 3.12 0.01 0.05 11.44 Average: 3 85.99 0.00 3.29 0.01 0.03 10.68 Average: 4 86.50 0.00 3.20 0.03 0.03 10.25 Average: 5 86.87 0.00 3.55 0.01 0.02 9.56 Average: 6 86.07 0.00 3.30 0.04 0.03 10.57 Average: 7 85.74 0.00 3.45 0.02 0.02 10.77