---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1990 5.15.0-194-generic #204-Ubuntu SMP Wed Sep 2 13:09:23 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 19G 137G 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 953 18906 4 12231 30669 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:e0:f0:c6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.199/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84656sec preferred_lft 84656sec inet6 fe80::f816:3eff:fee0:f0c6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:4d:d0:fa:8b:a5 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::d84d:d0ff:fefa:8ba5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1990) 10/15/26 _x86_64_ (8 CPU) 15:13:03 LINUX RESTART (8 CPU) 15:20:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:30:24 15.58 0.57 13.83 1.17 14.60 3408.38 1114.24 15:40:01 24.76 0.42 21.32 3.02 57.65 6302.97 16865.99 Average: 20.05 0.50 17.47 2.07 35.54 4816.37 8776.24 15:20:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:30:24 14986748 24158832 8081188 24.59 472880 8229908 9972024 29.41 1544668 15090348 4200 15:40:01 17073640 28157848 4076756 12.41 488392 10055488 4560492 13.45 1747016 12740860 407792 Average: 16030194 26158340 6078972 18.50 480636 9142698 7266258 21.43 1645842 13915604 205996 15:20:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:30:24 lo 6.82 6.82 1.87 1.87 0.00 0.00 0.00 0.00 15:30:24 ens3 133.03 88.57 271.07 56.12 0.00 0.00 0.00 0.00 15:30:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:01 lo 2.29 2.29 0.35 0.35 0.00 0.00 0.00 0.00 15:40:01 ens3 120.30 59.94 557.40 35.90 0.00 0.00 0.00 0.00 15:40:01 docker0 0.28 0.29 0.14 0.05 0.00 0.00 0.00 0.00 Average: lo 4.62 4.62 1.13 1.13 0.00 0.00 0.00 0.00 Average: ens3 126.84 74.64 410.35 46.28 0.00 0.00 0.00 0.00 Average: docker0 0.14 0.14 0.07 0.02 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1990) 10/15/26 _x86_64_ (8 CPU) 15:13:03 LINUX RESTART (8 CPU) 15:20:15 CPU %user %nice %system %iowait %steal %idle 15:30:24 all 85.24 0.00 2.88 0.02 0.04 11.82 15:30:24 0 88.55 0.00 2.72 0.03 0.03 8.66 15:30:24 1 84.30 0.00 2.75 0.00 0.04 12.91 15:30:24 2 85.96 0.00 2.93 0.01 0.04 11.07 15:30:24 3 85.16 0.00 2.99 0.02 0.04 11.79 15:30:24 4 86.95 0.00 2.89 0.08 0.04 10.03 15:30:24 5 82.77 0.00 2.99 0.02 0.03 14.18 15:30:24 6 84.32 0.00 2.91 0.03 0.04 12.71 15:30:24 7 83.88 0.00 2.88 0.00 0.02 13.21 15:40:01 all 95.62 0.00 3.22 0.01 0.04 1.12 15:40:01 0 95.42 0.00 3.26 0.01 0.03 1.28 15:40:01 1 95.62 0.00 3.24 0.01 0.04 1.09 15:40:01 2 95.30 0.00 3.45 0.00 0.04 1.21 15:40:01 3 95.91 0.00 3.09 0.00 0.03 0.96 15:40:01 4 95.59 0.00 3.19 0.00 0.04 1.17 15:40:01 5 95.99 0.00 3.24 0.01 0.03 0.73 15:40:01 6 95.40 0.00 3.32 0.00 0.04 1.24 15:40:01 7 95.75 0.00 2.98 0.00 0.03 1.23 Average: all 90.29 0.00 3.05 0.01 0.04 6.61 Average: 0 91.89 0.00 2.99 0.02 0.03 5.07 Average: 1 89.80 0.00 2.99 0.01 0.04 7.16 Average: 2 90.50 0.00 3.18 0.00 0.04 6.27 Average: 3 90.39 0.00 3.04 0.01 0.04 6.52 Average: 4 91.16 0.00 3.04 0.04 0.04 5.72 Average: 5 89.20 0.00 3.12 0.02 0.03 7.64 Average: 6 89.71 0.00 3.11 0.02 0.04 7.13 Average: 7 89.66 0.00 2.93 0.00 0.03 7.38