---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-10689 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 753 18990 4 12348 30871 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:4b:6e:30 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.253/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84502sec preferred_lft 84502sec inet6 fe80::f816:3eff:fe4b:6e30/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:8c:47:95:3a:e8 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::748c:47ff:fe95:3ae8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-10689) 05/04/26 _x86_64_ (8 CPU) 00:00:25 LINUX RESTART (8 CPU) 00:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 21.61 0.49 20.60 0.52 17.48 15276.18 320.98 00:30:01 64.39 2.01 46.21 16.18 313.61 10597.58 504765.90 Average: 43.00 1.25 33.40 8.35 165.54 12936.94 252537.13 00:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 19164448 27940780 4348896 13.23 188932 8646504 4583352 13.52 2140324 10904540 348 00:30:01 19638652 31601188 670368 2.04 234304 11641524 1314320 3.88 3183156 9209552 232 Average: 19401550 29770984 2509632 7.64 211618 10144014 2948836 8.70 2661740 10057046 290 00:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 250.69 250.69 244.90 244.90 0.00 0.00 0.00 0.00 00:20:01 ens3 64.02 52.46 320.58 13.42 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 00:30:01 lo 12.23 12.23 1.38 1.38 0.00 0.00 0.00 0.00 00:30:01 ens3 170.23 182.51 330.24 2699.92 0.00 0.00 0.00 0.00 00:30:01 docker0 92.73 89.60 1376.81 162.02 0.00 0.00 0.00 0.00 Average: lo 131.46 131.46 123.14 123.14 0.00 0.00 0.00 0.00 Average: ens3 117.12 117.48 325.41 1356.63 0.00 0.00 0.00 0.00 Average: docker0 46.37 44.80 688.39 81.01 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-10689) 05/04/26 _x86_64_ (8 CPU) 00:00:25 LINUX RESTART (8 CPU) 00:10:01 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 28.36 0.00 1.29 0.09 0.07 70.19 00:20:01 0 23.20 0.00 1.11 0.15 0.08 75.46 00:20:01 1 25.84 0.00 1.09 0.18 0.07 72.81 00:20:01 2 30.16 0.00 1.25 0.07 0.08 68.43 00:20:01 3 28.82 0.00 1.16 0.01 0.07 69.95 00:20:01 4 34.25 0.00 1.77 0.16 0.08 63.73 00:20:01 5 33.44 0.00 1.31 0.01 0.07 65.17 00:20:01 6 26.90 0.00 1.08 0.10 0.07 71.86 00:20:01 7 24.25 0.00 1.53 0.04 0.07 74.11 00:30:01 all 10.36 0.00 1.11 0.16 0.05 88.32 00:30:01 0 11.43 0.00 1.21 0.18 0.05 87.13 00:30:01 1 11.26 0.00 1.25 0.16 0.05 87.28 00:30:01 2 7.84 0.00 1.19 0.13 0.04 90.80 00:30:01 3 13.55 0.00 1.55 0.22 0.04 84.63 00:30:01 4 8.94 0.00 1.01 0.19 0.05 89.81 00:30:01 5 15.93 0.00 1.13 0.24 0.06 82.65 00:30:01 6 5.96 0.00 0.76 0.04 0.03 93.22 00:30:01 7 7.98 0.00 0.73 0.16 0.05 91.07 Average: all 19.35 0.00 1.20 0.13 0.06 79.26 Average: 0 17.31 0.00 1.16 0.16 0.06 81.29 Average: 1 18.55 0.00 1.17 0.17 0.06 80.05 Average: 2 18.98 0.00 1.22 0.10 0.06 79.63 Average: 3 21.18 0.00 1.35 0.12 0.06 77.30 Average: 4 21.59 0.00 1.39 0.17 0.06 76.78 Average: 5 24.69 0.00 1.22 0.13 0.06 73.91 Average: 6 16.42 0.00 0.92 0.07 0.05 82.54 Average: 7 16.10 0.00 1.13 0.10 0.06 82.60