---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-54335 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: 5600.00 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 758 18982 4 12350 30865 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:e5:07:dd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.195/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84432sec preferred_lft 84432sec inet6 fe80::f816:3eff:fee5:7dd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:78:47:de:a1:9f 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::4878:47ff:fede:a19f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-54335) 03/31/26 _x86_64_ (8 CPU) 00:00:29 LINUX RESTART (8 CPU) 00:10:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 23.89 0.50 22.84 0.54 17.84 15557.57 543.16 00:30:11 59.95 2.23 41.86 15.86 353.60 10374.78 487966.97 Average: 42.31 1.39 32.56 8.37 189.38 12909.66 249570.10 00:10:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 19021692 27787644 4501528 13.70 189624 8635660 4812732 14.19 2140868 11029952 408 00:30:11 19638520 31604068 667808 2.03 235764 11642888 1306824 3.85 3193592 9189760 36 Average: 19330106 29695856 2584668 7.87 212694 10139274 3059778 9.02 2667230 10109856 222 00:10:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 237.04 237.04 231.94 231.94 0.00 0.00 0.00 0.00 00:20:01 ens3 56.99 47.42 327.91 12.72 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 00:30:11 lo 6.52 6.52 1.66 1.66 0.00 0.00 0.00 0.00 00:30:11 ens3 149.00 159.65 318.39 2570.17 0.00 0.00 0.00 0.00 00:30:11 docker0 86.56 84.84 1354.17 159.12 0.00 0.00 0.00 0.00 Average: lo 119.26 119.26 114.29 114.29 0.00 0.00 0.00 0.00 Average: ens3 103.99 104.76 323.05 1319.33 0.00 0.00 0.00 0.00 Average: docker0 44.22 43.34 691.85 81.29 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-54335) 03/31/26 _x86_64_ (8 CPU) 00:00:29 LINUX RESTART (8 CPU) 00:10:17 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 25.06 0.00 1.16 0.11 0.06 73.60 00:20:01 0 32.94 0.00 1.21 0.01 0.07 65.77 00:20:01 1 22.19 0.00 1.14 0.12 0.06 76.49 00:20:01 2 22.65 0.00 1.08 0.17 0.06 76.05 00:20:01 3 25.69 0.00 1.14 0.06 0.06 73.06 00:20:01 4 23.04 0.00 1.22 0.13 0.05 75.56 00:20:01 5 26.55 0.00 1.32 0.02 0.06 72.04 00:20:01 6 24.32 0.00 1.08 0.31 0.06 74.22 00:20:01 7 23.07 0.00 1.13 0.10 0.05 75.64 00:30:11 all 8.39 0.00 1.01 0.67 0.04 89.89 00:30:11 0 10.91 0.00 0.81 0.71 0.04 87.53 00:30:11 1 5.96 0.00 0.79 0.24 0.04 92.97 00:30:11 2 8.93 0.00 1.17 1.70 0.05 88.15 00:30:11 3 8.65 0.00 1.21 1.55 0.04 88.56 00:30:11 4 6.12 0.00 1.15 0.23 0.04 92.46 00:30:11 5 7.65 0.00 1.01 0.03 0.05 91.26 00:30:11 6 9.07 0.00 1.03 0.87 0.04 88.99 00:30:11 7 9.83 0.00 0.90 0.02 0.04 89.21 Average: all 16.53 0.00 1.09 0.40 0.05 81.93 Average: 0 21.67 0.00 1.00 0.37 0.05 76.90 Average: 1 13.89 0.00 0.96 0.18 0.05 84.92 Average: 2 15.63 0.00 1.13 0.95 0.05 82.24 Average: 3 16.97 0.00 1.18 0.82 0.05 80.98 Average: 4 14.38 0.00 1.18 0.18 0.05 84.21 Average: 5 16.89 0.00 1.17 0.02 0.05 81.87 Average: 6 16.53 0.00 1.06 0.59 0.05 81.77 Average: 7 16.30 0.00 1.01 0.06 0.05 82.58