---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-921 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: 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 133G 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 846 14103 4 17142 30777 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:10:36:48 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.19/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84861sec preferred_lft 84861sec inet6 fe80::f816:3eff:fe10:3648/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:81:4f:81:2e:35 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::6c81:4fff:fe81:2e35/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-921) 10/12/26 _x86_64_ (8 CPU) 13:19:22 LINUX RESTART (8 CPU) 13:20:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:30:01 24.64 2.90 20.69 1.05 141.16 5481.21 1192.41 13:40:11 171.30 0.69 148.12 22.50 44.58 45100.11 512622.29 Average: 99.01 1.78 85.31 11.92 92.18 25571.93 260538.13 13:20:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:30:01 25734952 29014572 3298460 10.04 129452 3417832 3152184 9.30 533080 6192552 168 13:40:11 14909252 28854460 3383144 10.29 392324 13069840 2998320 8.84 4260504 12402068 10400 Average: 20322102 28934516 3340802 10.17 260888 8243836 3075252 9.07 2396792 9297310 5284 13:20:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:30:01 lo 4.99 4.99 1.94 1.94 0.00 0.00 0.00 0.00 13:30:01 ens3 112.78 92.35 1387.07 16.94 0.00 0.00 0.00 0.00 13:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:11 lo 0.90 0.90 0.20 0.20 0.00 0.00 0.00 0.00 13:40:11 ens3 136.35 96.62 2161.10 13.61 0.00 0.00 0.00 0.00 13:40:11 docker0 11.69 15.58 0.90 197.44 0.00 0.00 0.00 0.00 Average: lo 2.92 2.92 1.06 1.06 0.00 0.00 0.00 0.00 Average: ens3 124.73 94.52 1779.58 15.25 0.00 0.00 0.00 0.00 Average: docker0 5.93 7.90 0.46 100.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-921) 10/12/26 _x86_64_ (8 CPU) 13:19:22 LINUX RESTART (8 CPU) 13:20:08 CPU %user %nice %system %iowait %steal %idle 13:30:01 all 37.67 0.00 1.18 0.21 0.02 60.92 13:30:01 0 40.24 0.00 1.20 0.04 0.02 58.52 13:30:01 1 33.88 0.00 1.13 0.05 0.01 64.92 13:30:01 2 44.59 0.00 1.60 0.05 0.02 53.74 13:30:01 3 37.90 0.00 1.14 0.07 0.02 60.86 13:30:01 4 36.67 0.00 0.91 0.08 0.02 62.32 13:30:01 5 34.29 0.00 1.08 0.15 0.01 64.47 13:30:01 6 32.67 0.00 1.13 1.12 0.01 65.07 13:30:01 7 41.16 0.00 1.26 0.07 0.02 57.49 13:40:11 all 15.57 0.00 3.00 1.28 0.02 80.13 13:40:11 0 14.36 0.00 2.96 0.65 0.01 82.02 13:40:11 1 17.67 0.00 2.81 1.10 0.01 78.41 13:40:11 2 13.97 0.00 2.99 1.04 0.01 81.99 13:40:11 3 16.19 0.00 3.36 1.90 0.01 78.54 13:40:11 4 15.05 0.00 3.39 1.10 0.01 80.44 13:40:11 5 16.06 0.00 2.33 1.84 0.02 79.75 13:40:11 6 16.44 0.00 3.46 1.81 0.02 78.27 13:40:11 7 14.84 0.00 2.74 0.77 0.01 81.63 Average: all 26.49 0.00 2.10 0.75 0.02 70.65 Average: 0 27.12 0.00 2.09 0.35 0.02 70.43 Average: 1 25.68 0.00 1.98 0.58 0.01 71.75 Average: 2 29.09 0.00 2.30 0.55 0.02 68.04 Average: 3 26.91 0.00 2.26 1.00 0.02 69.81 Average: 4 25.73 0.00 2.17 0.60 0.02 71.49 Average: 5 25.05 0.00 1.71 1.01 0.02 72.21 Average: 6 24.46 0.00 2.31 1.47 0.02 71.75 Average: 7 27.84 0.00 2.01 0.43 0.01 69.71