---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4183 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: 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 930 19752 4 11408 30692 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:e0:aa:4b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.104/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84672sec preferred_lft 84672sec inet6 fe80::f816:3eff:fee0:aa4b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:c2:c5:a3:f0:fb 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 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4183) 09/22/26 _x86_64_ (8 CPU) 12:48:51 LINUX RESTART (8 CPU) 12:50:25 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:00:06 376.35 5.39 364.64 6.32 284.61 24362.77 10140.70 13:10:01 10.37 0.23 8.94 1.20 2.93 1627.76 830.60 Average: 191.37 2.79 184.85 3.73 142.24 12871.65 5435.03 12:50:25 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:00:06 15658860 24519248 7726580 23.51 461592 7945248 12440072 36.68 1454336 14537428 27764 13:10:01 16002096 25272952 6969368 21.21 470184 8322936 11326428 33.40 1546880 14080960 8404 Average: 15830478 24896100 7347974 22.36 465888 8134092 11883250 35.04 1500608 14309194 18084 12:50:25 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:00:06 lo 1.87 1.87 1.01 1.01 0.00 0.00 0.00 0.00 13:00:06 ens3 399.96 249.60 2643.58 104.72 0.00 0.00 0.00 0.00 13:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:01 lo 6.47 6.47 1.05 1.05 0.00 0.00 0.00 0.00 13:10:01 ens3 105.30 71.35 95.31 41.55 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.19 4.19 1.03 1.03 0.00 0.00 0.00 0.00 Average: ens3 251.03 159.51 1355.59 72.79 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 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4183) 09/22/26 _x86_64_ (8 CPU) 12:48:51 LINUX RESTART (8 CPU) 12:50:25 CPU %user %nice %system %iowait %steal %idle 13:00:06 all 63.24 0.00 4.21 0.36 0.02 32.17 13:00:06 0 61.48 0.00 3.89 0.28 0.02 34.32 13:00:06 1 63.16 0.00 4.49 0.42 0.02 31.90 13:00:06 2 67.32 0.00 4.28 0.38 0.02 28.00 13:00:06 3 62.68 0.00 4.61 0.49 0.02 32.21 13:00:06 4 63.35 0.00 3.93 0.19 0.03 32.50 13:00:06 5 66.36 0.00 4.02 0.25 0.02 29.35 13:00:06 6 61.87 0.00 4.25 0.48 0.02 33.37 13:00:06 7 59.67 0.00 4.21 0.40 0.02 35.70 13:10:01 all 96.52 0.00 3.36 0.00 0.03 0.09 13:10:01 0 96.52 0.00 3.35 0.00 0.01 0.11 13:10:01 1 96.57 0.00 3.30 0.00 0.02 0.11 13:10:01 2 96.66 0.00 3.22 0.00 0.02 0.10 13:10:01 3 96.50 0.00 3.38 0.00 0.03 0.09 13:10:01 4 96.61 0.00 3.29 0.00 0.03 0.07 13:10:01 5 96.49 0.00 3.42 0.00 0.02 0.08 13:10:01 6 96.63 0.00 3.26 0.00 0.03 0.08 13:10:01 7 96.21 0.00 3.66 0.00 0.04 0.08 Average: all 80.10 0.00 3.78 0.18 0.02 15.92 Average: 0 79.21 0.00 3.62 0.14 0.02 17.01 Average: 1 80.09 0.00 3.89 0.21 0.02 15.80 Average: 2 82.18 0.00 3.74 0.19 0.02 13.87 Average: 3 79.81 0.00 3.99 0.24 0.03 15.93 Average: 4 80.21 0.00 3.61 0.09 0.03 16.07 Average: 5 81.63 0.00 3.71 0.12 0.02 14.51 Average: 6 79.50 0.00 3.75 0.24 0.03 16.49 Average: 7 78.19 0.00 3.93 0.20 0.03 17.64