---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8315 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 nrip_save 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 762 19121 4 12208 30862 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:e2:20:30 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.56/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84516sec preferred_lft 84516sec inet6 fe80::f816:3eff:fee2:2030/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:c0:60:2e:e9:ab 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::34c0:60ff:fe2e:e9ab/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-8315) 04/27/26 _x86_64_ (8 CPU) 00:00:24 LINUX RESTART (8 CPU) 00:10:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:11 22.63 0.48 21.64 0.51 17.39 15212.91 1060.06 00:30:24 43.71 1.97 40.53 1.21 303.84 10365.87 5986.52 Average: 33.26 1.23 31.16 0.86 161.80 12769.40 3543.61 00:10:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:11 18965720 27607964 4682964 14.25 187500 8516216 4928148 14.53 2075844 11176540 872 00:30:24 19217472 31055792 1215540 3.70 234292 11518604 1887088 5.56 3118764 9712244 16028 Average: 19091596 29331878 2949252 8.97 210896 10017410 3407618 10.05 2597304 10444392 8450 00:10:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:11 lo 221.34 221.34 216.84 216.84 0.00 0.00 0.00 0.00 00:20:11 ens3 64.42 53.41 318.84 13.27 0.00 0.00 0.00 0.00 00:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:24 lo 15.56 15.56 3.88 3.88 0.00 0.00 0.00 0.00 00:30:24 ens3 190.08 198.65 358.85 2698.57 0.00 0.00 0.00 0.00 00:30:24 docker0 88.38 86.06 1347.87 158.52 0.00 0.00 0.00 0.00 Average: lo 117.60 117.60 109.48 109.48 0.00 0.00 0.00 0.00 Average: ens3 127.77 126.63 339.01 1366.99 0.00 0.00 0.00 0.00 Average: docker0 44.56 43.38 679.50 79.91 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-8315) 04/27/26 _x86_64_ (8 CPU) 00:00:24 LINUX RESTART (8 CPU) 00:10:08 CPU %user %nice %system %iowait %steal %idle 00:20:11 all 28.03 0.00 1.25 0.09 0.06 70.57 00:20:11 0 24.05 0.00 1.06 0.01 0.06 74.82 00:20:11 1 35.15 0.00 1.54 0.15 0.06 63.10 00:20:11 2 32.37 0.00 1.37 0.02 0.06 66.19 00:20:11 3 27.62 0.00 1.21 0.03 0.06 71.08 00:20:11 4 26.90 0.00 1.13 0.14 0.06 71.76 00:20:11 5 27.35 0.00 1.06 0.18 0.06 71.34 00:20:11 6 25.15 0.00 1.40 0.17 0.05 73.23 00:20:11 7 25.64 0.00 1.19 0.04 0.06 73.07 00:30:24 all 11.27 0.00 1.04 0.13 0.04 87.53 00:30:24 0 14.98 0.00 1.35 0.10 0.04 83.54 00:30:24 1 9.56 0.00 0.88 0.07 0.04 89.45 00:30:24 2 16.02 0.00 0.88 0.12 0.04 82.93 00:30:24 3 12.38 0.00 0.93 0.08 0.05 86.56 00:30:24 4 9.50 0.00 0.58 0.08 0.04 89.81 00:30:24 5 7.12 0.00 0.67 0.24 0.04 91.93 00:30:24 6 10.90 0.00 1.61 0.22 0.04 87.23 00:30:24 7 9.68 0.00 1.41 0.09 0.04 88.78 Average: all 19.57 0.00 1.14 0.11 0.05 79.13 Average: 0 19.48 0.00 1.20 0.05 0.05 79.22 Average: 1 22.23 0.00 1.20 0.11 0.05 76.40 Average: 2 24.12 0.00 1.12 0.07 0.05 74.64 Average: 3 19.93 0.00 1.07 0.05 0.05 78.89 Average: 4 18.12 0.00 0.85 0.11 0.05 80.86 Average: 5 17.12 0.00 0.86 0.22 0.05 81.75 Average: 6 17.96 0.00 1.51 0.20 0.05 80.29 Average: 7 17.59 0.00 1.30 0.06 0.05 81.00