---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-61789 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 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 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 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 756 18682 4 12653 30867 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:e5:7c:16 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.58/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84435sec preferred_lft 84435sec inet6 fe80::f816:3eff:fee5:7c16/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:1d:3f:69:af:af 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::541d:3fff:fe69:afaf/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-61789) 10/04/26 _x86_64_ (8 CPU) 00:00:25 LINUX RESTART (8 CPU) 00:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 21.30 0.52 20.12 0.66 17.26 15495.36 853.95 00:30:03 31.91 2.04 28.80 1.07 330.77 11181.29 2776.88 Average: 26.62 1.28 24.47 0.87 174.40 13332.97 1817.80 00:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 19169496 28015760 4273280 13.00 192548 8705340 4611556 13.60 2089960 10940496 2812 00:30:03 19311668 31584168 685528 2.09 240668 11918224 1339324 3.95 3179576 9487408 212 Average: 19240582 29799964 2479404 7.54 216608 10311782 2975440 8.77 2634768 10213952 1512 00:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 267.88 267.88 261.35 261.35 0.00 0.00 0.00 0.00 00:20:01 ens3 63.30 55.03 326.50 13.81 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:03 lo 8.53 8.53 1.02 1.02 0.00 0.00 0.00 0.00 00:30:03 ens3 144.15 169.65 232.07 2640.06 0.00 0.00 0.00 0.00 00:30:03 docker0 99.80 86.73 1383.73 10.91 0.00 0.00 0.00 0.00 Average: lo 137.88 137.88 130.87 130.87 0.00 0.00 0.00 0.00 Average: ens3 103.83 112.48 279.17 1330.20 0.00 0.00 0.00 0.00 Average: docker0 50.02 43.47 693.58 5.47 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-61789) 10/04/26 _x86_64_ (8 CPU) 00:00:25 LINUX RESTART (8 CPU) 00:10:03 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 30.25 0.00 1.70 0.14 0.01 67.90 00:20:01 0 29.06 0.00 1.96 0.09 0.01 68.87 00:20:01 1 32.70 0.00 1.74 0.09 0.02 65.46 00:20:01 2 28.24 0.00 1.53 0.14 0.02 70.08 00:20:01 3 31.84 0.00 1.67 0.17 0.01 66.30 00:20:01 4 28.22 0.00 1.68 0.09 0.01 70.00 00:20:01 5 32.95 0.00 1.79 0.15 0.01 65.09 00:20:01 6 28.94 0.00 1.64 0.16 0.02 69.24 00:20:01 7 30.01 0.00 1.60 0.21 0.02 68.16 00:30:03 all 9.00 0.00 1.24 0.13 0.01 89.62 00:30:03 0 11.77 0.00 1.96 0.05 0.00 86.22 00:30:03 1 13.04 0.00 1.46 0.07 0.01 85.43 00:30:03 2 13.08 0.00 1.10 0.08 0.01 85.72 00:30:03 3 6.74 0.00 0.95 0.18 0.00 92.12 00:30:03 4 4.88 0.00 0.75 0.16 0.00 94.21 00:30:03 5 4.77 0.00 0.63 0.26 0.00 94.33 00:30:03 6 6.44 0.00 0.95 0.19 0.01 92.42 00:30:03 7 11.30 0.00 2.14 0.06 0.01 86.48 Average: all 19.59 0.00 1.47 0.13 0.01 78.80 Average: 0 20.39 0.00 1.96 0.07 0.01 77.57 Average: 1 22.84 0.00 1.60 0.08 0.01 75.47 Average: 2 20.64 0.00 1.31 0.11 0.01 77.93 Average: 3 19.26 0.00 1.31 0.18 0.01 79.24 Average: 4 16.50 0.00 1.21 0.12 0.01 82.15 Average: 5 18.79 0.00 1.21 0.20 0.01 79.78 Average: 6 17.66 0.00 1.29 0.17 0.01 80.87 Average: 7 20.63 0.00 1.87 0.14 0.01 77.35