---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4161 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: 5600.00 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 906 19834 4 11351 30717 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:ab:15:dd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.53/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84668sec preferred_lft 84668sec inet6 fe80::f816:3eff:feab:15dd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:f1:74:ac:e0:ef 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-4161) 09/22/26 _x86_64_ (8 CPU) 11:56:12 LINUX RESTART (8 CPU) 12:00:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:10:01 38.94 0.76 36.00 2.18 24.07 6360.63 3407.34 12:20:06 11.01 0.25 9.59 1.17 7.65 2982.10 3368.81 Average: 24.80 0.50 22.63 1.67 15.76 4650.31 3387.84 12:00:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:10:01 14614708 23474004 8770584 26.69 462812 7938232 10964292 32.33 1471704 15557020 2608 12:20:06 15150188 24845500 7395236 22.50 470140 8732964 9832852 29.00 1560000 14909972 404 Average: 14882448 24159752 8082910 24.60 466476 8335598 10398572 30.66 1515852 15233496 1506 12:00:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:10:01 lo 1.68 1.68 0.99 0.99 0.00 0.00 0.00 0.00 12:10:01 ens3 226.76 144.97 475.08 77.99 0.00 0.00 0.00 0.00 12:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:06 lo 6.50 6.50 1.04 1.04 0.00 0.00 0.00 0.00 12:20:06 ens3 77.12 50.78 107.72 31.08 0.00 0.00 0.00 0.00 12:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.12 4.12 1.02 1.02 0.00 0.00 0.00 0.00 Average: ens3 151.01 97.29 289.11 54.24 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-4161) 09/22/26 _x86_64_ (8 CPU) 11:56:12 LINUX RESTART (8 CPU) 12:00:11 CPU %user %nice %system %iowait %steal %idle 12:10:01 all 74.61 0.00 3.11 0.04 0.03 22.21 12:10:01 0 75.20 0.00 3.43 0.02 0.02 21.33 12:10:01 1 82.70 0.00 3.08 0.03 0.04 14.16 12:10:01 2 72.72 0.00 3.29 0.05 0.02 23.92 12:10:01 3 73.38 0.00 3.14 0.08 0.03 23.37 12:10:01 4 74.35 0.00 2.91 0.03 0.03 22.68 12:10:01 5 73.83 0.00 3.19 0.03 0.02 22.93 12:10:01 6 72.93 0.00 2.80 0.06 0.03 24.17 12:10:01 7 71.78 0.00 3.07 0.04 0.02 25.10 12:20:06 all 96.58 0.00 3.29 0.00 0.03 0.09 12:20:06 0 96.63 0.00 3.24 0.00 0.03 0.10 12:20:06 1 96.52 0.00 3.37 0.00 0.03 0.08 12:20:06 2 96.60 0.00 3.27 0.00 0.03 0.10 12:20:06 3 96.80 0.00 3.08 0.00 0.03 0.08 12:20:06 4 96.47 0.00 3.41 0.00 0.02 0.09 12:20:06 5 96.46 0.00 3.39 0.00 0.05 0.10 12:20:06 6 96.67 0.00 3.20 0.00 0.02 0.10 12:20:06 7 96.49 0.00 3.40 0.00 0.03 0.08 Average: all 85.75 0.00 3.20 0.02 0.03 11.00 Average: 0 86.06 0.00 3.33 0.01 0.03 10.57 Average: 1 89.70 0.00 3.22 0.01 0.03 7.03 Average: 2 84.81 0.00 3.28 0.02 0.02 11.87 Average: 3 85.25 0.00 3.11 0.04 0.03 11.57 Average: 4 85.57 0.00 3.16 0.01 0.03 11.23 Average: 5 85.30 0.00 3.29 0.02 0.04 11.36 Average: 6 84.97 0.00 3.00 0.03 0.03 11.97 Average: 7 84.31 0.00 3.24 0.02 0.02 12.41