---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-34642 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 753 19156 4 12182 30870 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:d1:78:c3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.34/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84495sec preferred_lft 84495sec inet6 fe80::f816:3eff:fed1:78c3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:44:19:e3:9a:af 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::1c44:19ff:fee3:9aaf/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-34642) 07/11/26 _x86_64_ (8 CPU) 00:00:29 LINUX RESTART (8 CPU) 00:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 35.08 0.49 19.01 15.58 17.71 13065.14 507299.63 00:30:05 38.84 1.86 35.90 1.08 311.79 12424.04 13797.27 Average: 36.98 1.18 27.51 8.29 165.70 12742.52 258956.91 00:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 18884752 27629032 4660528 14.18 189336 8608556 4778988 14.09 2087092 11227552 709904 00:30:05 19818132 31610436 662428 2.02 228228 11481760 1303344 3.84 3063828 9148564 188 Average: 19351442 29619734 2661478 8.10 208782 10045158 3041166 8.97 2575460 10188058 355046 00:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 252.26 252.26 246.80 246.80 0.00 0.00 0.00 0.00 00:20:01 ens3 60.07 49.84 322.66 13.58 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 00:30:05 lo 12.61 12.61 1.42 1.42 0.00 0.00 0.00 0.00 00:30:05 ens3 157.52 167.88 233.98 2686.97 0.00 0.00 0.00 0.00 00:30:05 docker0 81.91 78.21 1367.71 10.35 0.00 0.00 0.00 0.00 Average: lo 131.66 131.66 123.32 123.32 0.00 0.00 0.00 0.00 Average: ens3 109.11 109.24 278.03 1358.89 0.00 0.00 0.00 0.00 Average: docker0 41.22 39.36 688.26 5.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-34642) 07/11/26 _x86_64_ (8 CPU) 00:00:29 LINUX RESTART (8 CPU) 00:10:05 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 31.18 0.00 1.55 0.10 0.06 67.11 00:20:01 0 23.40 0.00 1.57 0.11 0.06 74.87 00:20:01 1 37.29 0.00 1.65 0.15 0.07 60.85 00:20:01 2 35.01 0.00 1.56 0.14 0.06 63.24 00:20:01 3 31.81 0.00 1.78 0.12 0.06 66.22 00:20:01 4 31.14 0.00 1.46 0.02 0.06 67.32 00:20:01 5 30.98 0.00 1.29 0.01 0.06 67.66 00:20:01 6 32.26 0.00 1.61 0.02 0.06 66.04 00:20:01 7 27.53 0.00 1.46 0.24 0.06 70.71 00:30:05 all 9.78 0.00 1.11 0.15 0.05 88.91 00:30:05 0 9.05 0.00 0.80 0.03 0.04 90.08 00:30:05 1 14.51 0.00 1.42 0.12 0.06 83.89 00:30:05 2 15.44 0.00 1.24 0.15 0.06 83.11 00:30:05 3 9.48 0.00 1.36 0.40 0.05 88.72 00:30:05 4 10.50 0.00 1.45 0.08 0.05 87.91 00:30:05 5 6.63 0.00 1.07 0.30 0.05 91.94 00:30:05 6 4.74 0.00 0.79 0.02 0.04 94.41 00:30:05 7 7.88 0.00 0.70 0.12 0.04 91.26 Average: all 20.40 0.00 1.32 0.13 0.06 78.10 Average: 0 16.17 0.00 1.18 0.07 0.05 82.53 Average: 1 25.81 0.00 1.54 0.13 0.06 72.46 Average: 2 25.15 0.00 1.40 0.14 0.06 73.25 Average: 3 20.56 0.00 1.57 0.26 0.06 77.55 Average: 4 20.74 0.00 1.46 0.05 0.06 77.70 Average: 5 18.71 0.00 1.18 0.16 0.06 79.90 Average: 6 18.39 0.00 1.20 0.02 0.05 80.33 Average: 7 17.64 0.00 1.08 0.18 0.05 81.05