---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-25213 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 17G 139G 11% / 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 750 19471 4 11870 30874 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:fc:1d:ef brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.124/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84416sec preferred_lft 84416sec inet6 fe80::f816:3eff:fefc:1def/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:c6:2d:a1:d0:a4 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::c6:2dff:fea1:d0a4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-25213) 06/06/26 _x86_64_ (8 CPU) 00:23:20 LINUX RESTART (8 CPU) 00:30:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 8.14 0.06 7.69 0.40 1.96 2566.11 457.12 00:50:25 54.49 2.12 51.10 1.27 313.31 21894.10 4707.58 Average: 31.90 1.12 29.94 0.85 161.56 12473.98 2635.98 00:30:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 24050216 29184476 3119940 9.49 160768 5151600 3171008 9.35 1042424 7244428 563760 00:50:25 20204012 31670484 604012 1.84 233288 11155136 1399788 4.13 3003916 8836900 424 Average: 22127114 30427480 1861976 5.67 197028 8153368 2285398 6.74 2023170 8040664 282092 00:30:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.81 1.81 0.16 0.16 0.00 0.00 0.00 0.00 00:40:01 ens3 53.20 45.07 237.49 12.83 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:25 lo 203.19 203.19 199.73 199.73 0.00 0.00 0.00 0.00 00:50:25 ens3 122.94 94.21 420.71 1214.39 0.00 0.00 0.00 0.00 00:50:25 docker0 62.33 74.53 1203.72 153.09 0.00 0.00 0.00 0.00 00:50:25 veth77794e1 57.32 68.48 1204.19 7.55 0.00 0.00 0.00 0.10 Average: lo 105.04 105.04 102.47 102.47 0.00 0.00 0.00 0.00 Average: ens3 88.95 70.26 331.41 628.77 0.00 0.00 0.00 0.00 Average: docker0 31.95 38.20 617.05 78.48 0.00 0.00 0.00 0.00 Average: veth77794e1 29.38 35.11 617.29 3.87 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-25213) 06/06/26 _x86_64_ (8 CPU) 00:23:20 LINUX RESTART (8 CPU) 00:30:09 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 34.10 0.00 1.37 0.04 0.08 64.41 00:40:01 0 31.24 0.00 1.38 0.01 0.08 67.29 00:40:01 1 36.15 0.00 1.62 0.03 0.09 62.11 00:40:01 2 31.98 0.00 1.24 0.14 0.09 66.55 00:40:01 3 42.15 0.00 1.60 0.03 0.09 56.14 00:40:01 4 36.24 0.00 1.45 0.02 0.09 62.21 00:40:01 5 34.64 0.00 1.30 0.08 0.08 63.89 00:40:01 6 34.44 0.00 1.24 0.03 0.08 64.21 00:40:01 7 25.95 0.00 1.15 0.00 0.07 72.83 00:50:25 all 13.57 0.00 1.44 0.38 0.06 84.55 00:50:25 0 14.50 0.00 1.47 0.40 0.07 83.55 00:50:25 1 12.33 0.00 1.21 0.71 0.07 85.68 00:50:25 2 11.51 0.00 1.30 0.44 0.07 86.68 00:50:25 3 13.93 0.00 1.35 0.16 0.07 84.50 00:50:25 4 12.45 0.00 1.38 0.25 0.06 85.86 00:50:25 5 14.55 0.00 1.52 0.65 0.06 83.22 00:50:25 6 16.34 0.00 1.74 0.07 0.06 81.79 00:50:25 7 12.95 0.00 1.55 0.34 0.06 85.09 Average: all 23.57 0.00 1.41 0.21 0.07 74.73 Average: 0 22.66 0.00 1.43 0.21 0.08 75.63 Average: 1 23.93 0.00 1.41 0.38 0.08 74.20 Average: 2 21.49 0.00 1.27 0.29 0.08 76.86 Average: 3 27.68 0.00 1.47 0.09 0.08 70.67 Average: 4 24.04 0.00 1.41 0.14 0.07 74.34 Average: 5 24.34 0.00 1.41 0.37 0.07 73.80 Average: 6 25.16 0.00 1.50 0.05 0.07 73.22 Average: 7 19.29 0.00 1.35 0.18 0.07 79.11