---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2801 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 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 801 19667 4 11623 30822 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:4d:a4:c3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.211/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84557sec preferred_lft 84557sec inet6 fe80::f816:3eff:fe4d:a4c3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:92:f1:ad:75:14 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::d492:f1ff:fead:7514/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-2801) 10/18/26 _x86_64_ (8 CPU) 11:45:21 LINUX RESTART (8 CPU) 11:50:23 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:00:21 29.96 0.75 27.98 1.23 26.22 4203.46 779.40 12:10:23 21.40 0.58 19.15 1.67 55.22 5821.88 13471.03 Average: 25.68 0.66 23.56 1.45 40.75 5014.20 7137.22 11:50:23 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:00:21 15284528 23801888 8443596 25.69 464500 7598796 11581296 34.15 1462380 14905492 1600 12:10:23 14445028 24491692 7746364 23.57 478548 9056396 9788488 28.87 1645564 15488564 196 Average: 14864778 24146790 8094980 24.63 471524 8327596 10684892 31.51 1553972 15197028 898 11:50:23 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:00:21 lo 3.07 3.07 1.16 1.16 0.00 0.00 0.00 0.00 12:00:21 ens3 235.35 142.08 498.75 74.60 0.00 0.00 0.00 0.00 12:00:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:23 lo 6.41 6.41 1.11 1.11 0.00 0.00 0.00 0.00 12:10:23 ens3 102.59 57.29 507.37 32.29 0.00 0.00 0.00 0.00 12:10:23 docker0 0.27 0.27 0.13 0.04 0.00 0.00 0.00 0.00 Average: lo 4.74 4.74 1.13 1.13 0.00 0.00 0.00 0.00 Average: ens3 168.84 99.60 503.07 53.41 0.00 0.00 0.00 0.00 Average: docker0 0.13 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-2801) 10/18/26 _x86_64_ (8 CPU) 11:45:21 LINUX RESTART (8 CPU) 11:50:23 CPU %user %nice %system %iowait %steal %idle 12:00:21 all 78.42 0.00 3.12 0.03 0.03 18.41 12:00:21 0 77.30 0.00 3.08 0.04 0.04 19.55 12:00:21 1 77.20 0.00 3.33 0.03 0.03 19.42 12:00:21 2 76.88 0.00 3.05 0.02 0.02 20.04 12:00:21 3 87.85 0.00 2.93 0.03 0.04 9.15 12:00:21 4 76.23 0.00 3.01 0.01 0.02 20.73 12:00:21 5 76.68 0.00 3.31 0.03 0.04 19.94 12:00:21 6 77.26 0.00 2.97 0.06 0.01 19.69 12:00:21 7 77.96 0.00 3.26 0.02 0.04 18.73 12:10:23 all 96.45 0.00 3.41 0.00 0.03 0.10 12:10:23 0 96.46 0.00 3.41 0.00 0.05 0.08 12:10:23 1 96.44 0.00 3.44 0.00 0.02 0.10 12:10:23 2 96.34 0.00 3.50 0.00 0.04 0.11 12:10:23 3 96.51 0.00 3.36 0.00 0.02 0.11 12:10:23 4 96.61 0.00 3.28 0.00 0.01 0.09 12:10:23 5 96.39 0.00 3.47 0.00 0.03 0.11 12:10:23 6 96.41 0.00 3.46 0.00 0.01 0.11 12:10:23 7 96.44 0.00 3.40 0.00 0.07 0.10 Average: all 87.46 0.00 3.27 0.01 0.03 9.23 Average: 0 86.90 0.00 3.25 0.02 0.04 9.79 Average: 1 86.84 0.00 3.38 0.01 0.02 9.74 Average: 2 86.64 0.00 3.28 0.01 0.03 10.05 Average: 3 92.19 0.00 3.15 0.02 0.03 4.62 Average: 4 86.44 0.00 3.14 0.01 0.02 10.39 Average: 5 86.57 0.00 3.39 0.02 0.04 9.99 Average: 6 86.86 0.00 3.22 0.03 0.01 9.87 Average: 7 87.23 0.00 3.33 0.01 0.05 9.38