---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-53258 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 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 766 19109 4 12215 30857 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:21:37:0f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.30/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84508sec preferred_lft 84508sec inet6 fe80::f816:3eff:fe21:370f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:ba:9e:87:4e:6f 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::f8ba:9eff:fe87:4e6f/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-53258) 03/27/26 _x86_64_ (8 CPU) 00:00:26 LINUX RESTART (8 CPU) 00:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 22.20 0.49 21.18 0.54 17.52 15353.07 2782.70 00:30:14 51.73 2.20 48.32 1.20 351.72 10338.32 5800.94 Average: 37.13 1.36 34.90 0.87 186.52 12817.17 4308.99 00:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 19441572 28077144 4213524 12.82 187972 8509600 4403804 12.99 2084584 10695692 628 00:30:14 19765944 31593168 678732 2.07 234764 11508384 1281276 3.78 3129756 9124352 16 Average: 19603758 29835156 2446128 7.44 211368 10008992 2842540 8.38 2607170 9910022 322 00:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 212.71 212.71 208.58 208.58 0.00 0.00 0.00 0.00 00:20:01 ens3 53.91 45.81 319.31 12.36 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 00:30:14 lo 15.00 15.00 3.42 3.42 0.00 0.00 0.00 0.00 00:30:14 ens3 175.99 189.45 327.47 2685.08 0.00 0.00 0.00 0.00 00:30:14 docker0 90.95 87.89 1346.58 158.44 0.00 0.00 0.00 0.00 Average: lo 112.73 112.73 104.83 104.83 0.00 0.00 0.00 0.00 Average: ens3 115.64 118.45 323.44 1363.92 0.00 0.00 0.00 0.00 Average: docker0 45.99 44.44 680.95 80.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-53258) 03/27/26 _x86_64_ (8 CPU) 00:00:26 LINUX RESTART (8 CPU) 00:10:01 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 27.78 0.00 1.30 0.10 0.06 70.77 00:20:01 0 31.33 0.00 1.22 0.14 0.06 67.26 00:20:01 1 27.04 0.00 1.51 0.24 0.06 71.16 00:20:01 2 29.75 0.00 1.52 0.09 0.06 68.58 00:20:01 3 25.74 0.00 1.09 0.03 0.06 73.09 00:20:01 4 25.78 0.00 1.26 0.05 0.05 72.86 00:20:01 5 27.17 0.00 1.42 0.05 0.06 71.31 00:20:01 6 24.78 0.00 1.02 0.06 0.05 74.09 00:20:01 7 30.67 0.00 1.36 0.11 0.06 67.80 00:30:14 all 10.71 0.00 1.03 0.14 0.04 88.08 00:30:14 0 20.92 0.00 0.96 0.08 0.03 78.01 00:30:14 1 16.00 0.00 0.88 0.14 0.05 82.93 00:30:14 2 10.95 0.00 1.63 0.09 0.04 87.30 00:30:14 3 5.75 0.00 0.72 0.07 0.03 93.44 00:30:14 4 9.84 0.00 1.49 0.07 0.04 88.56 00:30:14 5 7.62 0.00 1.16 0.28 0.04 90.90 00:30:14 6 7.02 0.00 0.90 0.28 0.04 91.76 00:30:14 7 7.53 0.00 0.54 0.13 0.04 91.77 Average: all 19.14 0.00 1.16 0.12 0.05 79.53 Average: 0 26.06 0.00 1.09 0.11 0.05 72.70 Average: 1 21.45 0.00 1.19 0.19 0.05 77.12 Average: 2 20.23 0.00 1.58 0.09 0.05 78.06 Average: 3 15.62 0.00 0.90 0.05 0.04 83.38 Average: 4 17.71 0.00 1.38 0.06 0.05 80.81 Average: 5 17.27 0.00 1.29 0.16 0.05 81.23 Average: 6 15.79 0.00 0.96 0.17 0.04 83.03 Average: 7 18.96 0.00 0.95 0.12 0.05 79.92