---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-42544 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 12G 144G 8% / 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 776 25267 4 6048 30847 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:bc:9a:0c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.52/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84629sec preferred_lft 84629sec inet6 fe80::f816:3eff:febc:9a0c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:50:8a:d1:85:9a 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-42544) 08/29/26 _x86_64_ (8 CPU) 14:46:12 LINUX RESTART (8 CPU) 14:50:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:00:01 18.01 12.44 5.14 0.43 166.68 836.33 34913.31 15:10:18 39.15 3.47 34.92 0.76 120.63 8578.47 4806.73 Average: 28.86 7.84 20.42 0.60 143.05 4809.26 19463.92 14:50:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:00:01 29931908 31869036 502972 1.53 68628 2197240 1525032 4.50 259340 2359544 4 15:10:18 25950456 30286560 2024012 6.16 110416 4497832 2245828 6.62 1121116 5324324 228 Average: 27941182 31077798 1263492 3.84 89522 3347536 1885430 5.56 690228 3841934 116 14:50:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:00:01 lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 15:00:01 ens3 20.48 12.31 333.01 0.85 0.00 0.00 0.00 0.00 15:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:18 lo 153.44 153.44 188.75 188.75 0.00 0.00 0.00 0.00 15:10:18 ens3 521.05 303.63 1162.05 988.71 0.00 0.00 0.00 0.00 15:10:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 78.81 78.81 96.87 96.87 0.00 0.00 0.00 0.00 Average: ens3 277.35 161.80 758.44 507.78 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-42544) 08/29/26 _x86_64_ (8 CPU) 14:46:12 LINUX RESTART (8 CPU) 14:50:16 CPU %user %nice %system %iowait %steal %idle 15:00:01 all 0.31 0.04 0.09 0.10 0.00 99.46 15:00:01 0 0.26 0.00 0.12 0.18 0.00 99.44 15:00:01 1 0.96 0.00 0.05 0.01 0.00 98.98 15:00:01 2 0.32 0.03 0.11 0.12 0.00 99.42 15:00:01 3 0.20 0.19 0.13 0.16 0.00 99.31 15:00:01 4 0.19 0.00 0.06 0.04 0.00 99.71 15:00:01 5 0.22 0.07 0.10 0.08 0.00 99.53 15:00:01 6 0.14 0.01 0.06 0.14 0.00 99.65 15:00:01 7 0.18 0.05 0.06 0.05 0.00 99.65 15:10:18 all 11.46 0.00 0.89 0.13 0.00 87.52 15:10:18 0 9.08 0.00 1.14 0.03 0.01 89.74 15:10:18 1 11.96 0.00 1.04 0.37 0.00 86.63 15:10:18 2 9.44 0.00 0.89 0.15 0.00 89.52 15:10:18 3 15.70 0.00 1.24 0.05 0.01 83.01 15:10:18 4 10.33 0.00 0.65 0.06 0.00 88.95 15:10:18 5 14.93 0.00 0.72 0.03 0.00 84.31 15:10:18 6 10.99 0.00 0.65 0.08 0.00 88.28 15:10:18 7 9.23 0.00 0.78 0.29 0.00 89.69 Average: all 6.02 0.02 0.50 0.12 0.00 93.34 Average: 0 4.79 0.00 0.65 0.11 0.00 94.46 Average: 1 6.58 0.00 0.55 0.19 0.00 92.67 Average: 2 4.99 0.01 0.51 0.14 0.00 94.34 Average: 3 8.15 0.09 0.70 0.11 0.00 90.95 Average: 4 5.39 0.00 0.36 0.05 0.00 94.19 Average: 5 7.76 0.03 0.42 0.06 0.00 91.73 Average: 6 5.70 0.00 0.36 0.11 0.00 93.82 Average: 7 4.82 0.03 0.43 0.17 0.00 94.55