---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6255 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 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 753 26220 4 5118 30870 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:bd:c6:4c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.123/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84312sec preferred_lft 84312sec inet6 fe80::f816:3eff:febd:c64c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:d2:bd:40:cd:05 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-6255) 09/09/26 _x86_64_ (8 CPU) 05:13:14 LINUX RESTART (8 CPU) 05:20:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:30:01 1.60 0.01 1.59 0.01 0.04 19.37 1.09 05:40:11 31.95 3.28 28.02 0.65 210.33 3275.62 1480.62 Average: 17.04 1.67 15.03 0.33 106.99 1675.43 753.55 05:20:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:01 29984788 31875788 504712 1.54 66212 2160480 1540520 4.54 222936 2361324 8 05:40:11 27297516 30253764 2068744 6.30 124164 3118196 2435660 7.18 430244 4754636 128224 Average: 28641152 31064776 1286728 3.92 95188 2639338 1988090 5.86 326590 3557980 64116 05:20:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 05:30:01 ens3 0.32 0.15 0.08 0.05 0.00 0.00 0.00 0.00 05:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:11 lo 0.31 0.31 0.03 0.03 0.00 0.00 0.00 0.00 05:40:11 ens3 80.82 63.88 717.76 11.59 0.00 0.00 0.00 0.00 05:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.21 0.21 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 41.26 32.56 365.08 5.92 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-6255) 09/09/26 _x86_64_ (8 CPU) 05:13:14 LINUX RESTART (8 CPU) 05:20:11 CPU %user %nice %system %iowait %steal %idle 05:30:01 all 0.20 0.00 0.01 0.01 0.00 99.78 05:30:01 0 1.48 0.00 0.01 0.00 0.00 98.52 05:30:01 1 0.02 0.00 0.03 0.02 0.00 99.94 05:30:01 2 0.01 0.00 0.02 0.04 0.00 99.94 05:30:01 3 0.01 0.00 0.01 0.01 0.00 99.97 05:30:01 4 0.00 0.00 0.01 0.00 0.00 99.99 05:30:01 5 0.01 0.00 0.01 0.00 0.00 99.97 05:30:01 6 0.02 0.00 0.01 0.00 0.00 99.96 05:30:01 7 0.01 0.00 0.01 0.00 0.00 99.98 05:40:11 all 4.76 0.00 0.29 0.14 0.00 94.80 05:40:11 0 4.09 0.00 0.27 0.05 0.00 95.58 05:40:11 1 5.72 0.00 0.29 0.04 0.00 93.95 05:40:11 2 4.48 0.00 0.29 0.02 0.00 95.19 05:40:11 3 3.56 0.00 0.34 0.41 0.00 95.68 05:40:11 4 5.20 0.00 0.35 0.11 0.00 94.34 05:40:11 5 5.66 0.00 0.26 0.02 0.00 94.05 05:40:11 6 4.51 0.00 0.24 0.42 0.00 94.83 05:40:11 7 4.88 0.00 0.31 0.05 0.00 94.75 Average: all 2.52 0.00 0.16 0.08 0.00 97.25 Average: 0 2.80 0.00 0.14 0.03 0.00 97.03 Average: 1 2.92 0.00 0.16 0.03 0.00 96.89 Average: 2 2.28 0.00 0.16 0.03 0.00 97.53 Average: 3 1.81 0.00 0.18 0.21 0.00 97.79 Average: 4 2.64 0.00 0.18 0.05 0.00 97.12 Average: 5 2.89 0.00 0.14 0.01 0.00 96.96 Average: 6 2.30 0.00 0.13 0.22 0.00 97.35 Average: 7 2.48 0.00 0.16 0.03 0.00 97.32