---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-36516 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: 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 743 19031 4 12317 30880 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:42:b6:ce brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.136/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84503sec preferred_lft 84503sec inet6 fe80::f816:3eff:fe42:b6ce/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:a2:d4:23:54:e4 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::2ca2:d4ff:fe23:54e4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-36516) 07/17/26 _x86_64_ (8 CPU) 00:36:20 LINUX RESTART (8 CPU) 00:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:00 11.64 0.27 10.77 0.60 9.67 5449.93 709.24 01:00:00 27.23 0.48 26.29 0.46 17.12 19329.53 1398.76 Average: 19.44 0.38 18.53 0.53 13.39 12389.73 1054.00 00:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:00 25098392 29491268 2816704 8.57 146000 4458068 3404304 10.04 830752 6477232 24816 01:00:00 17526544 28846604 3433936 10.45 215568 11053132 3325492 9.81 2863828 11708044 1079160 Average: 21312468 29168936 3125320 9.51 180784 7755600 3364898 9.92 1847290 9092638 551988 00:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:00 lo 5.76 5.76 0.55 0.55 0.00 0.00 0.00 0.00 00:50:00 ens3 66.16 53.78 304.30 13.28 0.00 0.00 0.00 0.00 00:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:00 lo 225.57 225.57 220.94 220.94 0.00 0.00 0.00 0.00 01:00:00 ens3 65.72 53.95 357.81 12.65 0.00 0.00 0.00 0.00 01:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 115.67 115.67 110.75 110.75 0.00 0.00 0.00 0.00 Average: ens3 65.94 53.86 331.06 12.97 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-36516) 07/17/26 _x86_64_ (8 CPU) 00:36:20 LINUX RESTART (8 CPU) 00:40:00 CPU %user %nice %system %iowait %steal %idle 00:50:00 all 39.79 0.00 1.40 0.07 0.09 58.65 00:50:00 0 37.26 0.00 1.26 0.01 0.08 61.38 00:50:00 1 38.87 0.00 1.20 0.06 0.09 59.79 00:50:00 2 42.01 0.00 1.53 0.02 0.09 56.34 00:50:00 3 43.58 0.00 1.54 0.02 0.09 54.77 00:50:00 4 39.47 0.00 1.35 0.20 0.09 58.89 00:50:00 5 35.49 0.00 1.38 0.14 0.08 62.91 00:50:00 6 40.82 0.00 1.29 0.04 0.09 57.77 00:50:00 7 40.84 0.00 1.67 0.04 0.09 57.36 01:00:00 all 18.81 0.00 1.16 0.23 0.05 79.74 01:00:00 0 18.93 0.00 1.01 0.12 0.05 79.89 01:00:00 1 17.25 0.00 1.24 0.29 0.05 81.16 01:00:00 2 19.61 0.00 1.48 0.14 0.06 78.72 01:00:00 3 21.82 0.00 1.49 0.32 0.06 76.31 01:00:00 4 16.02 0.00 1.12 0.60 0.05 82.20 01:00:00 5 21.02 0.00 1.09 0.21 0.06 77.62 01:00:00 6 18.50 0.00 0.85 0.14 0.06 80.45 01:00:00 7 17.35 0.00 0.99 0.02 0.05 81.59 Average: all 29.30 0.00 1.28 0.15 0.07 69.20 Average: 0 28.09 0.00 1.14 0.06 0.07 70.64 Average: 1 28.05 0.00 1.22 0.17 0.07 70.48 Average: 2 30.80 0.00 1.51 0.08 0.07 67.54 Average: 3 32.69 0.00 1.52 0.17 0.08 65.54 Average: 4 27.75 0.00 1.24 0.40 0.07 70.54 Average: 5 28.25 0.00 1.23 0.17 0.07 70.27 Average: 6 29.66 0.00 1.07 0.09 0.07 69.11 Average: 7 29.08 0.00 1.33 0.03 0.07 69.49