---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19401 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 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 772 19018 4 12301 30852 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:7d:f2:5e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.202/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84497sec preferred_lft 84497sec inet6 fe80::f816:3eff:fe7d:f25e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:73:d4:79:62:5a 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::6473:d4ff:fe79:625a/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-19401) 05/24/26 _x86_64_ (8 CPU) 00:00:21 LINUX RESTART (8 CPU) 00:10:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 24.19 0.49 23.11 0.60 17.59 15331.77 556.76 00:30:12 59.61 2.02 41.00 16.59 314.10 10397.84 479471.74 Average: 42.13 1.26 32.17 8.69 167.72 12833.50 243052.44 00:10:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 19106404 27831056 4459488 13.57 189136 8590552 4594744 13.55 2078428 11012920 136 00:30:12 19679324 31594372 676652 2.06 236080 11587844 1293848 3.82 3120040 9224412 12 Average: 19392864 29712714 2568070 7.81 212608 10089198 2944296 8.68 2599234 10118666 74 00:10:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 210.33 210.33 206.03 206.03 0.00 0.00 0.00 0.00 00:20:01 ens3 58.03 47.53 322.34 13.00 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 12.55 12.55 1.41 1.41 0.00 0.00 0.00 0.00 00:30:12 ens3 172.79 178.16 325.90 2659.54 0.00 0.00 0.00 0.00 00:30:12 docker0 89.31 91.11 1352.93 159.59 0.00 0.00 0.00 0.00 Average: lo 110.19 110.19 102.42 102.42 0.00 0.00 0.00 0.00 Average: ens3 116.14 113.67 324.14 1353.06 0.00 0.00 0.00 0.00 Average: docker0 45.22 46.13 685.05 80.81 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-19401) 05/24/26 _x86_64_ (8 CPU) 00:00:21 LINUX RESTART (8 CPU) 00:10:06 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 26.97 0.00 1.26 0.40 0.06 71.31 00:20:01 0 19.01 0.00 1.25 0.89 0.06 78.78 00:20:01 1 27.77 0.00 1.52 0.45 0.07 70.19 00:20:01 2 31.58 0.00 1.35 0.15 0.07 66.85 00:20:01 3 25.06 0.00 1.21 0.04 0.07 73.62 00:20:01 4 29.11 0.00 1.16 0.44 0.07 69.22 00:20:01 5 23.76 0.00 1.21 1.05 0.06 73.92 00:20:01 6 23.55 0.00 0.94 0.04 0.06 75.42 00:20:01 7 35.93 0.00 1.45 0.09 0.07 62.46 00:30:12 all 9.64 0.00 1.05 0.26 0.05 89.00 00:30:12 0 8.84 0.00 1.58 0.24 0.05 89.29 00:30:12 1 12.73 0.00 1.41 0.70 0.06 85.10 00:30:12 2 12.75 0.00 1.09 0.16 0.05 85.95 00:30:12 3 5.64 0.00 0.84 0.18 0.04 93.29 00:30:12 4 4.37 0.00 0.59 0.04 0.04 94.96 00:30:12 5 5.55 0.00 0.52 0.24 0.04 93.65 00:30:12 6 5.18 0.00 0.49 0.10 0.05 94.19 00:30:12 7 22.06 0.00 1.86 0.43 0.05 75.59 Average: all 18.19 0.00 1.15 0.33 0.06 80.27 Average: 0 13.86 0.00 1.42 0.56 0.05 84.11 Average: 1 20.15 0.00 1.46 0.58 0.06 77.74 Average: 2 22.03 0.00 1.22 0.15 0.06 76.53 Average: 3 15.22 0.00 1.02 0.11 0.06 83.59 Average: 4 16.57 0.00 0.87 0.24 0.05 82.27 Average: 5 14.53 0.00 0.86 0.64 0.05 83.92 Average: 6 14.25 0.00 0.71 0.07 0.05 84.92 Average: 7 28.90 0.00 1.66 0.26 0.06 69.12