---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-25211 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 761 19033 4 12297 30863 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:69:7e:ce brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.210/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84481sec preferred_lft 84481sec inet6 fe80::f816:3eff:fe69:7ece/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:9d:cf:b5:22:25 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::e89d:cfff:feb5:2225/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-25211) 06/06/26 _x86_64_ (8 CPU) 00:00:28 LINUX RESTART (8 CPU) 00:10:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 19.93 0.51 18.84 0.58 18.09 13873.99 590.80 00:30:03 42.75 2.01 39.51 1.24 312.00 12481.66 4387.31 Average: 31.53 1.27 29.34 0.91 167.45 13166.46 2520.05 00:10:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 19124892 27857152 4432640 13.49 189200 8597048 4467796 13.18 2078496 10987328 459912 00:30:03 19691512 31601872 670084 2.04 235040 11583292 1301428 3.84 3112184 9225116 296 Average: 19408202 29729512 2551362 7.76 212120 10090170 2884612 8.51 2595340 10106222 230104 00:10:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 244.70 244.70 238.81 238.81 0.00 0.00 0.00 0.00 00:20:01 ens3 68.56 54.96 330.18 13.71 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 00:30:03 lo 8.59 8.59 1.04 1.04 0.00 0.00 0.00 0.00 00:30:03 ens3 156.39 166.60 324.61 2623.45 0.00 0.00 0.00 0.00 00:30:03 docker0 93.28 94.14 1374.26 161.82 0.00 0.00 0.00 0.00 Average: lo 124.72 124.72 117.98 117.98 0.00 0.00 0.00 0.00 Average: ens3 113.19 111.69 327.35 1339.88 0.00 0.00 0.00 0.00 Average: docker0 47.40 47.84 698.35 82.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-25211) 06/06/26 _x86_64_ (8 CPU) 00:00:28 LINUX RESTART (8 CPU) 00:10:19 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 30.66 0.00 1.36 0.10 0.07 67.81 00:20:01 0 26.33 0.00 1.21 0.12 0.06 72.27 00:20:01 1 32.40 0.00 1.42 0.01 0.08 66.09 00:20:01 2 31.20 0.00 1.31 0.01 0.06 67.42 00:20:01 3 32.63 0.00 1.37 0.07 0.07 65.86 00:20:01 4 31.55 0.00 1.40 0.24 0.07 66.74 00:20:01 5 32.45 0.00 1.47 0.09 0.07 65.92 00:20:01 6 30.44 0.00 1.33 0.22 0.07 67.95 00:20:01 7 28.30 0.00 1.36 0.01 0.06 70.26 00:30:03 all 9.20 0.00 1.04 0.16 0.04 89.57 00:30:03 0 10.45 0.00 1.69 0.10 0.04 87.72 00:30:03 1 7.72 0.00 1.02 0.23 0.04 90.99 00:30:03 2 7.25 0.00 0.78 0.15 0.03 91.79 00:30:03 3 7.84 0.00 0.86 0.09 0.03 91.18 00:30:03 4 13.58 0.00 0.93 0.14 0.04 85.31 00:30:03 5 5.42 0.00 0.67 0.18 0.04 93.69 00:30:03 6 9.72 0.00 0.82 0.21 0.04 89.20 00:30:03 7 11.60 0.00 1.54 0.16 0.06 86.65 Average: all 19.75 0.00 1.20 0.13 0.05 78.87 Average: 0 18.25 0.00 1.46 0.11 0.05 80.13 Average: 1 19.86 0.00 1.21 0.12 0.06 78.75 Average: 2 19.01 0.00 1.04 0.08 0.05 79.82 Average: 3 20.02 0.00 1.11 0.08 0.05 78.74 Average: 4 22.41 0.00 1.16 0.19 0.06 76.18 Average: 5 18.72 0.00 1.06 0.13 0.05 80.03 Average: 6 19.91 0.00 1.07 0.21 0.05 78.75 Average: 7 19.81 0.00 1.45 0.09 0.06 78.59