---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3684 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: 5600.02 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 16G 140G 11% / 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 778 22171 4 9142 30845 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:00:c4:98 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.163/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85106sec preferred_lft 85106sec inet6 fe80::f816:3eff:fe00:c498/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:b2:3a:41:3e:f1 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 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3684) 10/20/26 _x86_64_ (8 CPU) 11:29:03 LINUX RESTART (8 CPU) 11:30:50 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:40:50 34.62 2.61 31.35 0.66 161.20 4042.57 671.42 11:50:00 121.78 1.11 114.31 6.36 62.03 22598.54 2043.89 Average: 76.29 1.89 71.01 3.39 113.79 12913.54 1327.55 11:30:50 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:40:50 27943408 30803956 1519424 4.62 127584 3018400 1961468 5.78 378028 4169472 79464 11:50:00 22779340 31659020 598652 1.82 364760 8184876 1147704 3.38 1361304 7621256 8792 Average: 25361374 31231488 1059038 3.22 246172 5601638 1554586 4.58 869666 5895364 44128 11:30:50 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:40:50 lo 0.25 0.25 0.03 0.03 0.00 0.00 0.00 0.00 11:40:50 ens3 89.38 73.88 1006.90 15.84 0.00 0.00 0.00 0.00 11:40:50 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:00 lo 6.26 6.26 0.60 0.60 0.00 0.00 0.00 0.00 11:50:00 ens3 210.34 171.35 2480.55 894.95 0.00 0.00 0.00 0.00 11:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.12 3.12 0.30 0.30 0.00 0.00 0.00 0.00 Average: ens3 147.21 120.48 1711.40 436.11 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 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3684) 10/20/26 _x86_64_ (8 CPU) 11:29:03 LINUX RESTART (8 CPU) 11:30:50 CPU %user %nice %system %iowait %steal %idle 11:40:50 all 5.05 0.00 0.32 0.17 0.00 94.46 11:40:50 0 5.96 0.00 0.31 0.05 0.00 93.68 11:40:50 1 3.54 0.00 0.19 0.03 0.00 96.24 11:40:50 2 5.81 0.00 0.26 0.05 0.00 93.88 11:40:50 3 4.48 0.00 0.40 0.02 0.00 95.09 11:40:50 4 4.93 0.00 0.27 0.03 0.00 94.77 11:40:50 5 6.39 0.00 0.32 0.03 0.00 93.25 11:40:50 6 4.63 0.00 0.50 1.06 0.00 93.81 11:40:50 7 4.65 0.00 0.31 0.08 0.00 94.96 11:50:00 all 24.44 0.00 2.20 0.18 0.01 73.17 11:50:00 0 33.76 0.00 2.84 0.25 0.02 63.14 11:50:00 1 16.59 0.00 1.87 0.17 0.01 81.37 11:50:00 2 24.33 0.00 2.94 0.16 0.01 72.56 11:50:00 3 30.96 0.00 2.04 0.12 0.01 66.87 11:50:00 4 29.94 0.00 1.63 0.21 0.01 68.21 11:50:00 5 18.69 0.00 1.51 0.17 0.01 79.62 11:50:00 6 24.92 0.00 2.27 0.19 0.02 72.61 11:50:00 7 16.30 0.00 2.53 0.15 0.01 81.01 Average: all 14.30 0.00 1.22 0.17 0.01 84.30 Average: 0 19.24 0.00 1.52 0.14 0.01 79.09 Average: 1 9.78 0.00 0.99 0.10 0.01 89.13 Average: 2 14.64 0.00 1.54 0.10 0.01 83.71 Average: 3 17.13 0.00 1.18 0.07 0.01 81.61 Average: 4 16.86 0.00 0.92 0.12 0.01 82.10 Average: 5 12.25 0.00 0.89 0.10 0.01 86.76 Average: 6 14.31 0.00 1.34 0.65 0.01 83.69 Average: 7 10.20 0.00 1.37 0.11 0.00 88.31