---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8844 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 750 18919 4 12422 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:50:de:33 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.137/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84509sec preferred_lft 84509sec inet6 fe80::f816:3eff:fe50:de33/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:e3:55:1b:ee:bb 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::68e3:55ff:fe1b:eebb/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-8844) 04/28/26 _x86_64_ (8 CPU) 00:00:29 LINUX RESTART (8 CPU) 00:10:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 23.11 0.51 21.92 0.69 17.92 15535.82 1461.72 00:30:12 42.67 2.00 39.41 1.26 310.71 10800.23 5447.64 Average: 33.07 1.27 30.83 0.98 167.07 13123.43 3492.22 00:10:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 19013356 27873644 4415752 13.44 190352 8728532 4580660 13.51 2214084 10976804 872 00:30:12 19560212 31598784 672028 2.04 235896 11715344 1307364 3.86 3247544 9214560 168 Average: 19286784 29736214 2543890 7.74 213124 10221938 2944012 8.68 2730814 10095682 520 00:10:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 247.11 247.11 241.30 241.30 0.00 0.00 0.00 0.00 00:20:01 ens3 58.63 50.32 326.77 13.30 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 00:30:12 lo 14.61 14.61 3.62 3.62 0.00 0.00 0.00 0.00 00:30:12 ens3 176.85 188.29 328.00 2690.31 0.00 0.00 0.00 0.00 00:30:12 docker0 89.19 85.90 1354.07 159.09 0.00 0.00 0.00 0.00 Average: lo 128.67 128.67 120.22 120.22 0.00 0.00 0.00 0.00 Average: ens3 118.85 120.60 327.40 1377.02 0.00 0.00 0.00 0.00 Average: docker0 45.44 43.76 689.78 81.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-8844) 04/28/26 _x86_64_ (8 CPU) 00:00:29 LINUX RESTART (8 CPU) 00:10:14 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 27.71 0.00 1.27 0.13 0.06 70.83 00:20:01 0 23.73 0.00 1.25 0.18 0.07 74.77 00:20:01 1 25.23 0.00 1.26 0.11 0.06 73.33 00:20:01 2 33.15 0.00 1.36 0.02 0.07 65.40 00:20:01 3 26.79 0.00 1.41 0.25 0.06 71.48 00:20:01 4 37.05 0.00 1.52 0.29 0.07 61.07 00:20:01 5 24.33 0.00 1.08 0.05 0.06 74.48 00:20:01 6 28.08 0.00 1.17 0.05 0.06 70.64 00:20:01 7 23.30 0.00 1.09 0.10 0.06 75.45 00:30:12 all 9.99 0.00 1.02 0.17 0.04 88.79 00:30:12 0 8.43 0.00 1.14 0.18 0.04 90.21 00:30:12 1 13.03 0.00 0.96 0.27 0.04 85.71 00:30:12 2 12.30 0.00 0.78 0.15 0.04 86.73 00:30:12 3 7.97 0.00 0.65 0.08 0.04 91.26 00:30:12 4 8.58 0.00 0.90 0.22 0.06 90.24 00:30:12 5 9.44 0.00 1.56 0.14 0.04 88.82 00:30:12 6 6.68 0.00 0.92 0.17 0.04 92.19 00:30:12 7 13.45 0.00 1.23 0.11 0.05 85.16 Average: all 18.67 0.00 1.14 0.15 0.05 79.98 Average: 0 15.93 0.00 1.20 0.18 0.05 82.64 Average: 1 19.01 0.00 1.10 0.19 0.05 79.64 Average: 2 22.51 0.00 1.07 0.09 0.05 76.28 Average: 3 17.20 0.00 1.02 0.17 0.05 81.56 Average: 4 22.54 0.00 1.20 0.25 0.07 75.94 Average: 5 16.73 0.00 1.32 0.10 0.05 81.79 Average: 6 17.19 0.00 1.04 0.11 0.05 81.61 Average: 7 18.28 0.00 1.16 0.10 0.05 80.41