---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-47240 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 17G 138G 11% / 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 752 19527 4 11812 30871 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:ed:76:28 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.252/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84356sec preferred_lft 84356sec inet6 fe80::f816:3eff:feed:7628/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:dd:7b:23:9b:02 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::d4dd:7bff:fe23:9b02/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-47240) 09/04/26 _x86_64_ (8 CPU) 00:00:34 LINUX RESTART (8 CPU) 00:10:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 14.64 0.52 13.56 0.57 19.62 10259.14 1249.55 00:30:12 34.22 1.90 31.19 1.14 309.59 14112.91 5073.22 Average: 24.62 1.22 22.54 0.86 167.39 12223.02 3198.09 00:10:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 19791624 28182976 4107864 12.50 187952 8268704 4406908 13.00 1913864 10518528 1254020 00:30:12 20164208 31621104 653848 1.99 228044 11157936 1317168 3.88 2906608 8977388 452 Average: 19977916 29902040 2380856 7.24 207998 9713320 2862038 8.44 2410236 9747958 627236 00:10:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 239.75 239.75 227.48 227.48 0.00 0.00 0.00 0.00 00:20:01 ens3 59.62 51.49 248.43 15.50 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:12 lo 48.08 48.08 51.19 51.19 0.00 0.00 0.00 0.00 00:30:12 ens3 78.61 89.29 218.46 1291.74 0.00 0.00 0.00 0.00 00:30:12 docker0 66.73 50.11 1200.77 8.47 0.00 0.00 0.00 0.00 Average: lo 142.07 142.07 137.65 137.65 0.00 0.00 0.00 0.00 Average: ens3 69.30 70.75 233.16 665.87 0.00 0.00 0.00 0.00 Average: docker0 34.01 25.54 611.91 4.32 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-47240) 09/04/26 _x86_64_ (8 CPU) 00:00:34 LINUX RESTART (8 CPU) 00:10:12 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 32.98 0.00 1.55 0.08 0.01 65.38 00:20:01 0 31.79 0.00 1.71 0.02 0.01 66.46 00:20:01 1 31.67 0.00 1.46 0.05 0.01 66.80 00:20:01 2 35.57 0.00 1.69 0.06 0.01 62.67 00:20:01 3 31.07 0.00 1.49 0.04 0.01 67.39 00:20:01 4 32.48 0.00 1.71 0.30 0.01 65.50 00:20:01 5 35.59 0.00 1.37 0.03 0.01 63.00 00:20:01 6 32.08 0.00 1.31 0.06 0.01 66.54 00:20:01 7 33.61 0.00 1.67 0.07 0.01 64.64 00:30:12 all 7.39 0.00 1.02 0.16 0.01 91.43 00:30:12 0 4.11 0.00 0.64 0.14 0.00 95.10 00:30:12 1 12.61 0.00 2.07 0.38 0.01 84.94 00:30:12 2 11.95 0.00 1.78 0.08 0.01 86.18 00:30:12 3 9.31 0.00 1.17 0.14 0.00 89.38 00:30:12 4 4.67 0.00 0.47 0.17 0.00 94.69 00:30:12 5 4.99 0.00 0.71 0.18 0.00 94.12 00:30:12 6 5.99 0.00 0.75 0.04 0.00 93.22 00:30:12 7 5.47 0.00 0.56 0.13 0.00 93.84 Average: all 19.93 0.00 1.28 0.12 0.01 78.66 Average: 0 17.68 0.00 1.17 0.08 0.01 81.06 Average: 1 21.96 0.00 1.77 0.22 0.01 76.05 Average: 2 23.52 0.00 1.74 0.07 0.01 74.66 Average: 3 19.97 0.00 1.33 0.09 0.01 78.61 Average: 4 18.28 0.00 1.08 0.24 0.01 80.39 Average: 5 19.99 0.00 1.03 0.10 0.01 78.87 Average: 6 18.77 0.00 1.03 0.05 0.01 80.14 Average: 7 19.25 0.00 1.10 0.10 0.01 79.53