---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-38787 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 756 19153 4 12182 30867 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:48:45:65 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.239/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84423sec preferred_lft 84423sec inet6 fe80::f816:3eff:fe48:4565/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:84:0a:cd:73:53 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::cc84:aff:fecd:7353/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-38787) 07/26/26 _x86_64_ (8 CPU) 00:00:20 LINUX RESTART (8 CPU) 00:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 23.99 0.49 22.90 0.60 17.30 15297.57 278.79 00:30:09 30.30 1.93 27.32 1.05 324.07 9934.45 3777.26 Average: 27.17 1.21 25.12 0.83 171.87 12595.20 2041.60 00:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 19171972 27912324 4377864 13.32 189560 8603824 4408544 13.00 2078924 10953008 2368 00:30:09 19810464 31602912 671988 2.04 228808 11481036 1325568 3.91 3055672 9179348 48 Average: 19491218 29757618 2524926 7.68 209184 10042430 2867056 8.45 2567298 10066178 1208 00:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 270.88 270.88 264.11 264.11 0.00 0.00 0.00 0.00 00:20:01 ens3 73.96 54.99 321.72 13.75 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 00:30:09 lo 3.18 3.18 0.48 0.48 0.00 0.00 0.00 0.00 00:30:09 ens3 120.98 113.71 220.43 1456.74 0.00 0.00 0.00 0.00 00:30:09 docker0 86.83 83.16 1358.74 10.63 0.00 0.00 0.00 0.00 Average: lo 135.99 135.99 131.27 131.27 0.00 0.00 0.00 0.00 Average: ens3 97.65 84.58 270.68 740.84 0.00 0.00 0.00 0.00 Average: docker0 43.75 41.90 684.64 5.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-38787) 07/26/26 _x86_64_ (8 CPU) 00:00:20 LINUX RESTART (8 CPU) 00:10:02 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 29.41 0.00 1.35 1.71 0.09 67.44 00:20:01 0 27.83 0.00 1.16 4.25 0.09 66.67 00:20:01 1 28.70 0.00 1.61 0.96 0.09 68.64 00:20:01 2 28.44 0.00 1.38 1.67 0.09 68.42 00:20:01 3 26.47 0.00 1.34 1.42 0.09 70.68 00:20:01 4 32.04 0.00 1.31 0.90 0.08 65.66 00:20:01 5 31.08 0.00 1.37 0.18 0.09 67.28 00:20:01 6 34.31 0.00 1.49 3.94 0.09 60.17 00:20:01 7 26.45 0.00 1.18 0.33 0.09 71.95 00:30:09 all 7.85 0.00 0.97 3.11 0.05 88.03 00:30:09 0 4.45 0.00 0.73 3.25 0.05 91.52 00:30:09 1 7.09 0.00 1.18 3.51 0.05 88.17 00:30:09 2 7.49 0.00 0.97 10.86 0.05 80.64 00:30:09 3 8.59 0.00 0.86 1.97 0.05 88.53 00:30:09 4 8.97 0.00 1.33 1.34 0.05 88.30 00:30:09 5 6.53 0.00 0.79 0.75 0.04 91.88 00:30:09 6 8.43 0.00 0.76 1.53 0.05 89.23 00:30:09 7 11.22 0.00 1.12 1.63 0.05 85.97 Average: all 18.53 0.00 1.16 2.41 0.07 77.83 Average: 0 16.05 0.00 0.94 3.74 0.07 79.20 Average: 1 17.79 0.00 1.39 2.25 0.07 78.49 Average: 2 17.87 0.00 1.17 6.31 0.07 74.59 Average: 3 17.45 0.00 1.10 1.69 0.07 79.68 Average: 4 20.41 0.00 1.32 1.12 0.07 77.08 Average: 5 18.69 0.00 1.08 0.47 0.06 79.70 Average: 6 21.24 0.00 1.12 2.73 0.07 74.85 Average: 7 18.76 0.00 1.15 0.99 0.07 79.03