---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-7181 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 11G 145G 7% / 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 701 26483 4 4906 30922 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:89:b6:4d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.147/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84587sec preferred_lft 84587sec inet6 fe80::f816:3eff:fe89:b64d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:b4:ed:51:3b:d1 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 ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-7181) 09/11/26 _x86_64_ (8 CPU) 09:53:13 LINUX RESTART (8 CPU) 10:00:24 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:01 1.49 0.01 1.48 0.00 0.04 17.66 0.14 10:20:24 37.25 3.52 32.63 1.10 216.02 6260.57 4959.07 Average: 20.05 1.83 17.65 0.57 112.13 3257.63 2573.74 10:00:24 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:01 30216944 31892764 493132 1.50 59800 1954852 1528516 4.51 198748 2169852 4 10:20:24 25667404 29852612 2454860 7.47 202812 4155220 2749392 8.11 700848 5979428 684052 Average: 27942174 30872688 1473996 4.49 131306 3055036 2138954 6.31 449798 4074640 342028 10:00:24 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:10:01 ens3 0.36 0.08 0.04 0.02 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:24 lo 0.58 0.58 0.06 0.06 0.00 0.00 0.00 0.00 10:20:24 ens3 163.29 122.49 970.96 26.75 0.00 0.00 0.00 0.00 10:20:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 84.92 63.61 503.93 13.89 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-7181) 09/11/26 _x86_64_ (8 CPU) 09:53:13 LINUX RESTART (8 CPU) 10:00:24 CPU %user %nice %system %iowait %steal %idle 10:10:01 all 0.05 0.00 0.02 0.01 0.00 99.92 10:10:01 0 0.02 0.00 0.01 0.00 0.00 99.97 10:10:01 1 0.01 0.00 0.02 0.00 0.00 99.97 10:10:01 2 0.00 0.00 0.01 0.00 0.00 99.99 10:10:01 3 0.01 0.00 0.02 0.00 0.00 99.97 10:10:01 4 0.01 0.00 0.01 0.00 0.00 99.99 10:10:01 5 0.02 0.00 0.02 0.02 0.01 99.94 10:10:01 6 0.02 0.00 0.03 0.03 0.01 99.91 10:10:01 7 0.29 0.00 0.04 0.00 0.01 99.67 10:20:24 all 19.66 0.00 0.94 0.17 0.01 79.22 10:20:24 0 20.00 0.00 1.05 0.49 0.01 78.45 10:20:24 1 21.38 0.00 0.99 0.05 0.01 77.56 10:20:24 2 23.94 0.00 1.29 0.15 0.01 74.60 10:20:24 3 22.52 0.00 0.89 0.11 0.01 76.47 10:20:24 4 20.23 0.00 1.11 0.43 0.01 78.22 10:20:24 5 14.32 0.00 0.82 0.05 0.02 84.79 10:20:24 6 16.67 0.00 0.69 0.03 0.02 82.59 10:20:24 7 18.23 0.00 0.69 0.03 0.01 81.03 Average: all 10.22 0.00 0.50 0.09 0.01 89.18 Average: 0 10.39 0.00 0.55 0.26 0.01 88.80 Average: 1 11.10 0.00 0.52 0.03 0.01 88.35 Average: 2 12.42 0.00 0.67 0.08 0.01 86.82 Average: 3 11.68 0.00 0.47 0.06 0.01 87.78 Average: 4 10.49 0.00 0.58 0.22 0.01 88.70 Average: 5 7.45 0.00 0.43 0.04 0.01 92.07 Average: 6 8.65 0.00 0.37 0.03 0.01 90.93 Average: 7 9.60 0.00 0.38 0.02 0.01 90.00