---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3099 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 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 917 19687 4 11487 30706 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:b3:a8:a6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.253/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84631sec preferred_lft 84631sec inet6 fe80::f816:3eff:feb3:a8a6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:20:5a:0c:2c:2b 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-3099) 09/18/26 _x86_64_ (8 CPU) 15:38:44 LINUX RESTART (8 CPU) 15:40:28 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:50:02 377.45 5.37 366.20 5.88 286.40 24506.97 11650.37 16:00:01 12.49 0.24 11.14 1.11 3.52 1915.48 339.76 Average: 191.30 2.76 185.10 3.45 142.11 12984.00 5881.30 15:40:28 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:50:02 18617104 27450300 4798220 14.60 460104 7931740 6903404 20.36 1420428 11649956 27404 16:00:01 16624848 25959676 6281592 19.11 472816 8383228 8964728 26.44 1550432 13454220 4256 Average: 17620976 26704988 5539906 16.86 466460 8157484 7934066 23.40 1485430 12552088 15830 15:40:28 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:50:02 lo 1.92 1.92 1.03 1.03 0.00 0.00 0.00 0.00 15:50:02 ens3 437.48 263.70 2600.10 106.45 0.00 0.00 0.00 0.00 15:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:01 lo 6.32 6.32 1.04 1.04 0.00 0.00 0.00 0.00 16:00:01 ens3 137.37 91.31 197.09 53.49 0.00 0.00 0.00 0.00 16:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.16 4.16 1.03 1.03 0.00 0.00 0.00 0.00 Average: ens3 284.41 175.77 1374.43 79.44 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-3099) 09/18/26 _x86_64_ (8 CPU) 15:38:44 LINUX RESTART (8 CPU) 15:40:28 CPU %user %nice %system %iowait %steal %idle 15:50:02 all 61.37 0.00 4.04 0.91 0.06 33.62 15:50:02 0 61.75 0.00 4.30 0.67 0.06 33.22 15:50:02 1 59.03 0.00 4.29 0.68 0.06 35.93 15:50:02 2 64.14 0.00 4.20 0.94 0.07 30.65 15:50:02 3 61.28 0.00 4.36 1.06 0.06 33.24 15:50:02 4 60.05 0.00 4.15 0.87 0.07 34.87 15:50:02 5 61.73 0.00 3.53 1.57 0.06 33.11 15:50:02 6 61.65 0.00 3.87 0.77 0.06 33.65 15:50:02 7 61.32 0.00 3.59 0.74 0.06 34.30 16:00:01 all 93.29 0.00 3.29 0.00 0.06 3.36 16:00:01 0 93.00 0.00 3.28 0.00 0.08 3.64 16:00:01 1 92.24 0.00 3.14 0.00 0.05 4.57 16:00:01 2 95.68 0.00 3.59 0.01 0.07 0.65 16:00:01 3 94.12 0.00 3.17 0.01 0.07 2.63 16:00:01 4 93.98 0.00 3.44 0.00 0.05 2.53 16:00:01 5 93.43 0.00 3.05 0.00 0.05 3.47 16:00:01 6 92.10 0.00 3.36 0.00 0.07 4.47 16:00:01 7 91.74 0.00 3.26 0.00 0.06 4.94 Average: all 77.68 0.00 3.65 0.45 0.06 18.15 Average: 0 77.71 0.00 3.78 0.33 0.07 18.12 Average: 1 76.00 0.00 3.70 0.33 0.06 19.90 Average: 2 80.26 0.00 3.89 0.47 0.07 15.32 Average: 3 78.08 0.00 3.75 0.52 0.06 17.58 Average: 4 77.39 0.00 3.79 0.42 0.06 18.34 Average: 5 77.93 0.00 3.29 0.77 0.05 17.97 Average: 6 77.22 0.00 3.61 0.38 0.07 18.72 Average: 7 76.87 0.00 3.42 0.36 0.06 19.29