---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4433 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 23G 132G 15% / 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 1025 13737 4 17329 30598 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:9a:ac:bd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.223/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84366sec preferred_lft 84366sec inet6 fe80::f816:3eff:fe9a:acbd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:d3:e1:44:f4:ad 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 inet6 fe80::1cd3:e1ff:fe44:f4ad/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4433) 09/23/26 _x86_64_ (8 CPU) 11:16:16 LINUX RESTART (8 CPU) 11:20:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:30:53 304.77 1.14 297.73 5.90 220.09 18067.45 22078.74 11:40:13 10.36 0.24 8.88 1.24 3.16 1528.35 557.86 Average: 166.78 0.72 162.35 3.72 118.41 10315.79 11992.18 11:20:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:30:53 12256360 23278692 8952408 27.24 502280 9958572 11218568 33.08 2975612 16286192 152 11:40:13 12695880 24107056 8118552 24.70 509556 10311928 14800780 43.65 3121908 15672380 2440 Average: 12476120 23692874 8535480 25.97 505918 10135250 13009674 38.36 3048760 15979286 1296 11:20:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:30:53 lo 2.24 2.24 0.99 0.99 0.00 0.00 0.00 0.00 11:30:53 ens3 243.06 182.89 854.66 663.96 0.00 0.00 0.00 0.00 11:30:53 docker0 5.36 8.70 0.34 149.64 0.00 0.00 0.00 0.00 11:40:13 lo 6.61 6.61 1.08 1.08 0.00 0.00 0.00 0.00 11:40:13 ens3 77.45 58.36 85.43 180.76 0.00 0.00 0.00 0.00 11:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.29 4.29 1.03 1.03 0.00 0.00 0.00 0.00 Average: ens3 165.44 124.52 494.14 437.49 0.00 0.00 0.00 0.00 Average: docker0 2.85 4.62 0.18 79.50 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4433) 09/23/26 _x86_64_ (8 CPU) 11:16:16 LINUX RESTART (8 CPU) 11:20:18 CPU %user %nice %system %iowait %steal %idle 11:30:53 all 71.80 0.00 4.37 0.38 0.04 23.42 11:30:53 0 71.20 0.00 4.49 0.34 0.03 23.92 11:30:53 1 70.86 0.00 4.23 0.26 0.04 24.62 11:30:53 2 70.51 0.00 4.45 0.25 0.04 24.76 11:30:53 3 72.91 0.00 4.47 0.37 0.04 22.21 11:30:53 4 71.22 0.00 4.43 0.41 0.05 23.88 11:30:53 5 74.83 0.00 4.42 0.48 0.03 20.24 11:30:53 6 69.94 0.00 4.39 0.31 0.03 25.33 11:30:53 7 72.90 0.00 4.08 0.63 0.03 22.37 11:40:13 all 96.41 0.00 3.45 0.00 0.07 0.08 11:40:13 0 96.44 0.00 3.42 0.00 0.06 0.07 11:40:13 1 96.38 0.00 3.49 0.00 0.05 0.07 11:40:13 2 96.22 0.00 3.64 0.00 0.05 0.09 11:40:13 3 96.28 0.00 3.53 0.00 0.09 0.11 11:40:13 4 96.45 0.00 3.39 0.00 0.05 0.11 11:40:13 5 96.51 0.00 3.37 0.00 0.05 0.07 11:40:13 6 96.59 0.00 3.26 0.00 0.08 0.07 11:40:13 7 96.38 0.00 3.49 0.00 0.09 0.05 Average: all 83.36 0.00 3.94 0.20 0.05 12.45 Average: 0 83.06 0.00 3.99 0.18 0.05 12.73 Average: 1 82.84 0.00 3.88 0.14 0.05 13.09 Average: 2 82.59 0.00 4.07 0.13 0.04 13.17 Average: 3 83.88 0.00 4.03 0.20 0.06 11.83 Average: 4 83.07 0.00 3.94 0.22 0.05 12.72 Average: 5 85.02 0.00 3.93 0.25 0.04 10.76 Average: 6 82.46 0.00 3.86 0.16 0.05 13.46 Average: 7 83.93 0.00 3.80 0.33 0.06 11.88