---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-42540 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 705 26439 4 4947 30918 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:d1:73:bc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.142/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84804sec preferred_lft 84804sec inet6 fe80::f816:3eff:fed1:73bc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:63:bd:96:0d:85 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-42540) 08/29/26 _x86_64_ (8 CPU) 14:46:02 LINUX RESTART (8 CPU) 14:50:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:00:04 29.37 2.40 26.37 0.61 138.64 1762.88 513.81 15:10:01 28.98 1.44 26.24 1.29 107.12 10736.81 3905.59 Average: 29.17 1.92 26.31 0.95 122.93 6236.68 2204.73 14:50:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:00:04 28681460 31240504 1096564 3.34 107640 2748016 1598876 4.71 349916 3454148 435852 15:10:01 26689304 31618572 683808 2.08 222540 4828860 1260464 3.72 635224 4951948 12 Average: 27685382 31429538 890186 2.71 165090 3788438 1429670 4.22 492570 4203048 217932 14:50:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:00:04 lo 0.29 0.29 0.03 0.03 0.00 0.00 0.00 0.00 15:00:04 ens3 53.61 41.29 581.41 8.19 0.00 0.00 0.00 0.00 15:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:01 lo 0.54 0.54 0.05 0.05 0.00 0.00 0.00 0.00 15:10:01 ens3 144.10 120.28 461.64 117.60 0.00 0.00 0.00 0.00 15:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.41 0.41 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 98.72 80.67 521.70 62.73 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-42540) 08/29/26 _x86_64_ (8 CPU) 14:46:02 LINUX RESTART (8 CPU) 14:50:04 CPU %user %nice %system %iowait %steal %idle 15:00:04 all 2.17 0.00 0.22 0.15 0.00 97.46 15:00:04 0 1.12 0.00 0.26 0.86 0.00 97.75 15:00:04 1 1.01 0.00 0.18 0.02 0.00 98.79 15:00:04 2 1.26 0.00 0.12 0.01 0.00 98.61 15:00:04 3 2.67 0.00 0.19 0.06 0.00 97.08 15:00:04 4 1.58 0.00 0.17 0.02 0.00 98.23 15:00:04 5 3.93 0.00 0.29 0.08 0.00 95.70 15:00:04 6 4.18 0.00 0.30 0.08 0.00 95.44 15:00:04 7 1.62 0.00 0.23 0.04 0.00 98.11 15:10:01 all 23.27 0.00 1.09 0.07 0.01 75.56 15:10:01 0 23.00 0.00 1.03 0.05 0.01 75.92 15:10:01 1 24.47 0.00 1.11 0.02 0.01 74.40 15:10:01 2 23.58 0.00 1.19 0.08 0.01 75.14 15:10:01 3 20.57 0.00 1.16 0.13 0.01 78.13 15:10:01 4 22.17 0.00 0.92 0.11 0.01 76.79 15:10:01 5 23.92 0.00 1.01 0.12 0.01 74.94 15:10:01 6 23.13 0.00 1.17 0.03 0.01 75.66 15:10:01 7 25.31 0.00 1.11 0.07 0.01 73.50 Average: all 12.69 0.00 0.65 0.11 0.01 86.55 Average: 0 12.03 0.00 0.64 0.46 0.00 86.86 Average: 1 12.70 0.00 0.64 0.02 0.00 86.63 Average: 2 12.39 0.00 0.65 0.04 0.01 86.91 Average: 3 11.58 0.00 0.68 0.09 0.01 87.64 Average: 4 11.85 0.00 0.54 0.07 0.00 87.53 Average: 5 13.89 0.00 0.65 0.10 0.01 85.36 Average: 6 13.62 0.00 0.74 0.05 0.01 85.58 Average: 7 13.42 0.00 0.67 0.05 0.01 85.85