---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-36726 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 747 19164 4 12179 30876 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:31:89:ef brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.123/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84533sec preferred_lft 84533sec inet6 fe80::f816:3eff:fe31:89ef/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:74:5e:9a:d6:75 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::3c74:5eff:fe9a:d675/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-36726) 07/18/26 _x86_64_ (8 CPU) 00:00:29 LINUX RESTART (8 CPU) 00:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 20.14 0.51 19.09 0.54 17.65 15278.01 395.65 00:30:30 31.42 1.77 28.66 0.99 296.52 9905.80 4032.87 Average: 25.92 1.15 23.99 0.77 160.42 12527.62 2257.79 00:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 19220580 27962432 4327572 13.17 189776 8605232 4613116 13.60 2079500 10895876 632 00:30:30 18539188 30492116 1779860 5.42 230336 11631204 2424628 7.15 3083140 10434500 67916 Average: 18879884 29227274 3053716 9.29 210056 10118218 3518872 10.38 2581320 10665188 34274 00:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 235.07 235.07 229.91 229.91 0.00 0.00 0.00 0.00 00:20:01 ens3 59.08 49.87 319.91 12.91 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:30 lo 15.22 15.22 1.70 1.70 0.00 0.00 0.00 0.00 00:30:30 ens3 200.58 198.19 471.22 2628.38 0.00 0.00 0.00 0.00 00:30:30 docker0 82.65 79.17 1312.65 10.20 0.00 0.00 0.00 0.00 Average: lo 122.52 122.52 113.07 113.07 0.00 0.00 0.00 0.00 Average: ens3 131.52 125.81 397.38 1351.95 0.00 0.00 0.00 0.00 Average: docker0 42.31 40.53 672.03 5.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-36726) 07/18/26 _x86_64_ (8 CPU) 00:00:29 LINUX RESTART (8 CPU) 00:10:01 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 28.32 0.00 1.37 0.10 0.06 70.14 00:20:01 0 23.49 0.00 1.14 0.01 0.06 75.30 00:20:01 1 27.91 0.00 1.45 0.16 0.05 70.43 00:20:01 2 32.91 0.00 1.40 0.02 0.07 65.60 00:20:01 3 29.79 0.00 1.36 0.24 0.06 68.54 00:20:01 4 33.41 0.00 1.55 0.18 0.06 64.79 00:20:01 5 26.45 0.00 1.12 0.05 0.06 72.33 00:20:01 6 26.68 0.00 1.36 0.09 0.06 71.81 00:20:01 7 25.94 0.00 1.55 0.08 0.06 72.36 00:30:30 all 11.01 0.00 1.05 0.09 0.05 87.79 00:30:30 0 14.20 0.00 1.97 0.02 0.05 83.76 00:30:30 1 16.70 0.00 1.97 0.17 0.06 81.09 00:30:30 2 10.80 0.00 1.17 0.06 0.05 87.93 00:30:30 3 8.72 0.00 0.86 0.18 0.05 90.19 00:30:30 4 15.41 0.00 0.76 0.18 0.05 83.61 00:30:30 5 13.92 0.00 0.75 0.03 0.05 85.25 00:30:30 6 4.36 0.00 0.41 0.08 0.05 95.10 00:30:30 7 4.01 0.00 0.53 0.03 0.05 95.38 Average: all 19.45 0.00 1.21 0.10 0.05 79.19 Average: 0 18.73 0.00 1.57 0.02 0.05 79.63 Average: 1 22.17 0.00 1.72 0.16 0.06 75.89 Average: 2 21.59 0.00 1.28 0.04 0.06 77.04 Average: 3 18.97 0.00 1.11 0.21 0.06 79.66 Average: 4 24.19 0.00 1.15 0.18 0.05 74.43 Average: 5 20.03 0.00 0.93 0.04 0.05 78.95 Average: 6 15.24 0.00 0.88 0.09 0.05 83.74 Average: 7 14.71 0.00 1.03 0.06 0.05 84.14