---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-343 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 11G 145G 7% / 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 701 28342 4 3048 30940 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:58:8c:b4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.210/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84788sec preferred_lft 84788sec inet6 fe80::f816:3eff:fe58:8cb4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 16:a4:c5:1c:cb:33 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-343) 05/16/26 _x86_64_ (8 CPU) 22:13:27 LINUX RESTART (8 CPU) 22:20:24 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:30:01 1.60 0.22 1.37 0.02 1.89 17.06 26.48 22:40:15 44.65 2.80 40.14 1.71 152.90 3675.37 1931.06 Average: 23.82 1.55 21.38 0.90 79.81 1904.80 1009.27 22:20:24 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:30:01 30016132 31749952 634440 1.93 63952 2007564 1538624 4.54 223024 2316004 48 22:40:15 29038020 31698472 635984 1.94 117300 2838660 1203500 3.55 421436 3022428 12084 Average: 29527076 31724212 635212 1.93 90626 2423112 1371062 4.04 322230 2669216 6066 22:20:24 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 22:30:01 ens3 0.34 0.21 0.11 0.27 0.00 0.00 0.00 0.00 22:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:15 lo 1.45 1.45 0.14 0.14 0.00 0.00 0.00 0.00 22:40:15 ens3 57.87 47.93 475.63 60.60 0.00 0.00 0.00 0.00 22:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 30.02 24.83 245.49 31.40 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-343) 05/16/26 _x86_64_ (8 CPU) 22:13:27 LINUX RESTART (8 CPU) 22:20:24 CPU %user %nice %system %iowait %steal %idle 22:30:01 all 0.07 0.00 0.01 0.01 0.01 99.90 22:30:01 0 0.03 0.00 0.02 0.00 0.02 99.93 22:30:01 1 0.02 0.00 0.01 0.03 0.01 99.93 22:30:01 2 0.02 0.00 0.01 0.01 0.00 99.96 22:30:01 3 0.01 0.00 0.01 0.00 0.00 99.97 22:30:01 4 0.02 0.00 0.02 0.00 0.01 99.96 22:30:01 5 0.01 0.00 0.02 0.00 0.01 99.95 22:30:01 6 0.40 0.00 0.01 0.00 0.02 99.57 22:30:01 7 0.01 0.00 0.02 0.00 0.01 99.95 22:40:15 all 3.49 0.00 0.33 0.87 1.08 94.23 22:40:15 0 2.70 0.00 0.25 0.03 1.29 95.73 22:40:15 1 5.72 0.00 0.43 0.66 1.71 91.47 22:40:15 2 1.96 0.00 0.19 2.83 0.90 94.12 22:40:15 3 2.10 0.00 0.32 0.35 0.20 97.02 22:40:15 4 2.96 0.00 0.31 2.30 1.00 93.43 22:40:15 5 3.39 0.00 0.25 0.04 1.29 95.03 22:40:15 6 6.25 0.00 0.61 0.63 0.97 91.55 22:40:15 7 2.81 0.00 0.30 0.09 1.26 95.54 Average: all 1.84 0.00 0.18 0.45 0.56 96.97 Average: 0 1.41 0.00 0.14 0.02 0.68 97.76 Average: 1 2.97 0.00 0.23 0.36 0.89 95.55 Average: 2 1.02 0.00 0.10 1.47 0.47 96.94 Average: 3 1.09 0.00 0.17 0.18 0.11 98.46 Average: 4 1.54 0.00 0.17 1.19 0.52 96.58 Average: 5 1.77 0.00 0.14 0.02 0.67 97.40 Average: 6 3.42 0.00 0.32 0.33 0.51 95.42 Average: 7 1.46 0.00 0.16 0.05 0.65 97.67