---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-485170 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: 5599.94 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 138G 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 756 19390 4 11946 30868 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:1c:00:0e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.152/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84496sec preferred_lft 84496sec inet6 fe80::f816:3eff:fe1c:e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:ee:6e:fe:a1:ed 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::60ee:6eff:fefe:a1ed/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-485170) 03/16/26 _x86_64_ (8 CPU) 00:00:37 LINUX RESTART (8 CPU) 00:10:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 19.06 0.45 18.17 0.44 15.73 14843.20 105.81 00:30:26 54.70 2.16 36.45 16.09 343.90 9864.04 469154.15 Average: 37.47 1.33 27.62 8.53 185.31 12270.32 242477.26 00:10:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 20223420 28648920 3642884 11.09 185096 8310964 3887424 11.46 2028448 9967568 108 00:30:26 20060888 31611324 661460 2.01 231124 11245628 1287464 3.80 3052604 8923852 88 Average: 20142154 30130122 2152172 6.55 208110 9778296 2587444 7.63 2540526 9445710 98 00:10:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 1564.19 1564.19 1493.43 1493.43 0.00 0.00 0.00 0.00 00:20:01 ens3 51.30 41.39 319.55 11.22 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 00:30:26 lo 3068.12 3068.12 2921.65 2921.65 0.00 0.00 0.00 0.00 00:30:26 ens3 171.47 178.60 318.58 2586.27 0.00 0.00 0.00 0.00 00:30:26 docker0 85.00 86.53 1305.15 155.66 0.00 0.00 0.00 0.00 Average: lo 2341.32 2341.32 2231.43 2231.43 0.00 0.00 0.00 0.00 Average: ens3 113.40 112.29 319.05 1341.83 0.00 0.00 0.00 0.00 Average: docker0 43.92 44.71 674.41 80.43 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-485170) 03/16/26 _x86_64_ (8 CPU) 00:00:37 LINUX RESTART (8 CPU) 00:10:17 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 29.03 0.00 1.58 0.11 0.06 69.22 00:20:01 0 34.22 0.00 1.25 0.06 0.07 64.41 00:20:01 1 30.75 0.00 1.42 0.01 0.06 67.76 00:20:01 2 36.84 0.00 2.44 0.02 0.06 60.65 00:20:01 3 29.40 0.00 1.23 0.24 0.06 69.06 00:20:01 4 26.22 0.00 1.36 0.17 0.06 72.18 00:20:01 5 22.02 0.00 1.09 0.17 0.06 76.67 00:20:01 6 22.56 0.00 1.43 0.18 0.05 75.77 00:20:01 7 30.24 0.00 2.45 0.01 0.06 67.23 00:30:26 all 11.64 0.00 1.57 0.59 0.04 86.16 00:30:26 0 10.78 0.00 1.15 0.03 0.06 87.98 00:30:26 1 14.37 0.00 2.91 0.11 0.04 82.57 00:30:26 2 8.39 0.00 1.00 1.48 0.04 89.10 00:30:26 3 13.42 0.00 0.64 0.23 0.04 85.66 00:30:26 4 5.68 0.00 0.55 0.14 0.04 93.59 00:30:26 5 10.81 0.00 1.70 0.33 0.05 87.11 00:30:26 6 12.39 0.00 1.47 2.31 0.05 83.79 00:30:26 7 17.35 0.00 3.14 0.05 0.04 79.41 Average: all 20.04 0.00 1.58 0.35 0.05 77.97 Average: 0 22.10 0.00 1.20 0.04 0.06 76.60 Average: 1 22.30 0.00 2.19 0.06 0.05 75.40 Average: 2 22.12 0.00 1.69 0.77 0.05 75.36 Average: 3 21.14 0.00 0.93 0.24 0.05 77.65 Average: 4 15.59 0.00 0.94 0.15 0.05 83.27 Average: 5 16.22 0.00 1.41 0.25 0.05 82.07 Average: 6 17.30 0.00 1.45 1.28 0.05 79.92 Average: 7 23.59 0.00 2.81 0.03 0.05 73.52