---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-45151 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 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 723 26069 4 5299 30899 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:21:d9:c2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.52/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84817sec preferred_lft 84817sec inet6 fe80::f816:3eff:fe21:d9c2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:4c:b0:06:bd:88 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-45151) 08/29/26 _x86_64_ (8 CPU) 22:07:47 LINUX RESTART (8 CPU) 22:10:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:20:04 49.05 1.55 31.96 15.55 110.09 2624.59 541759.23 22:30:16 28.84 2.37 25.10 1.36 137.40 10785.22 3412.35 Average: 38.73 1.97 28.46 8.31 124.03 6790.91 266912.12 22:10:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:20:04 28908520 31566428 771844 2.35 109344 2849256 1575976 4.65 387108 3189312 255652 22:30:16 26308280 31597540 700932 2.13 231476 5171496 1286308 3.79 709280 5241972 4 Average: 27608400 31581984 736388 2.24 170410 4010376 1431142 4.22 548194 4215642 127828 22:10:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:20:04 lo 0.28 0.28 0.03 0.03 0.00 0.00 0.00 0.00 22:20:04 ens3 200.14 127.29 693.80 14.40 0.00 0.00 0.00 0.00 22:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:16 lo 0.64 0.64 0.06 0.06 0.00 0.00 0.00 0.00 22:30:16 ens3 163.99 142.41 770.23 120.51 0.00 0.00 0.00 0.00 22:30:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.46 0.46 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 181.68 135.01 732.82 68.57 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-45151) 08/29/26 _x86_64_ (8 CPU) 22:07:47 LINUX RESTART (8 CPU) 22:10:18 CPU %user %nice %system %iowait %steal %idle 22:20:04 all 1.68 0.00 0.32 0.27 0.00 97.73 22:20:04 0 0.83 0.00 0.27 0.23 0.00 98.67 22:20:04 1 1.26 0.00 0.46 0.47 0.00 97.81 22:20:04 2 0.71 0.00 0.24 0.19 0.00 98.85 22:20:04 3 1.28 0.00 0.18 0.41 0.00 98.13 22:20:04 4 3.88 0.00 0.44 0.16 0.00 95.52 22:20:04 5 3.55 0.00 0.46 0.14 0.00 95.85 22:20:04 6 0.72 0.00 0.31 0.43 0.00 98.54 22:20:04 7 1.22 0.00 0.17 0.15 0.00 98.46 22:30:16 all 23.88 0.00 1.12 0.07 0.01 74.92 22:30:16 0 20.39 0.00 1.11 0.13 0.01 78.36 22:30:16 1 22.29 0.00 1.36 0.10 0.01 76.24 22:30:16 2 24.36 0.00 1.12 0.02 0.01 74.48 22:30:16 3 25.45 0.00 1.10 0.12 0.01 73.33 22:30:16 4 29.19 0.00 1.19 0.02 0.01 69.59 22:30:16 5 22.33 0.00 0.95 0.05 0.01 76.65 22:30:16 6 24.26 0.00 1.33 0.11 0.01 74.28 22:30:16 7 22.74 0.00 0.81 0.04 0.01 76.40 Average: all 13.00 0.00 0.73 0.17 0.01 86.09 Average: 0 10.82 0.00 0.70 0.18 0.01 88.30 Average: 1 11.99 0.00 0.92 0.28 0.01 86.81 Average: 2 12.78 0.00 0.69 0.11 0.00 86.42 Average: 3 13.59 0.00 0.65 0.27 0.00 85.49 Average: 4 16.80 0.00 0.82 0.09 0.01 82.28 Average: 5 13.13 0.00 0.71 0.09 0.01 86.06 Average: 6 12.74 0.00 0.83 0.27 0.01 86.16 Average: 7 12.18 0.00 0.50 0.09 0.00 87.22