---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-53266 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 17G 138G 11% / 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 761 19434 4 11896 30863 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:6c:65:a5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.109/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84493sec preferred_lft 84493sec inet6 fe80::f816:3eff:fe6c:65a5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:82:57:bf:70:1e 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::1c82:57ff:febf:701e/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-53266) 03/27/26 _x86_64_ (8 CPU) 00:36:29 LINUX RESTART (8 CPU) 00:40:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 13.23 0.26 12.38 0.58 10.62 5244.93 1212.39 01:00:02 28.75 2.12 25.78 0.84 325.09 21563.55 164.85 Average: 21.10 1.20 19.18 0.72 170.16 13523.73 680.95 00:40:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 24784592 29010364 3298764 10.04 144176 4302852 3731608 11.00 814952 6820788 24 01:00:02 20486244 31661304 620412 1.89 216544 10910136 1367120 4.03 2881672 8701888 261524 Average: 22635418 30335834 1959588 5.96 180360 7606494 2549364 7.52 1848312 7761338 130774 00:40:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 5.81 5.81 0.56 0.56 0.00 0.00 0.00 0.00 00:50:01 ens3 51.67 39.68 237.53 11.88 0.00 0.00 0.00 0.00 00:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:02 lo 4540.74 4540.74 4338.18 4338.18 0.00 0.00 0.00 0.00 01:00:02 ens3 67.23 50.23 458.36 13.46 0.00 0.00 0.00 0.00 01:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2306.48 2306.48 2201.13 2201.13 0.00 0.00 0.00 0.00 Average: ens3 59.57 45.03 349.56 12.69 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-53266) 03/27/26 _x86_64_ (8 CPU) 00:36:29 LINUX RESTART (8 CPU) 00:40:17 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 40.02 0.00 1.51 0.03 0.07 58.37 00:50:01 0 39.40 0.00 1.35 0.01 0.07 59.16 00:50:01 1 41.82 0.00 1.81 0.02 0.08 56.27 00:50:01 2 40.43 0.00 1.50 0.01 0.07 57.99 00:50:01 3 38.76 0.00 1.52 0.01 0.07 59.64 00:50:01 4 38.09 0.00 1.40 0.07 0.07 60.38 00:50:01 5 39.28 0.00 1.43 0.02 0.07 59.20 00:50:01 6 41.91 0.00 1.56 0.02 0.07 56.45 00:50:01 7 40.49 0.00 1.49 0.12 0.07 57.83 01:00:02 all 19.28 0.00 1.99 0.18 0.06 78.49 01:00:02 0 19.99 0.00 1.76 0.01 0.06 78.19 01:00:02 1 22.29 0.00 4.00 0.16 0.06 73.49 01:00:02 2 27.26 0.00 3.30 0.14 0.06 69.24 01:00:02 3 16.32 0.00 1.16 0.08 0.05 82.39 01:00:02 4 18.26 0.00 1.72 0.42 0.06 79.54 01:00:02 5 19.57 0.00 1.48 0.20 0.06 78.69 01:00:02 6 16.81 0.00 1.41 0.11 0.05 81.62 01:00:02 7 13.81 0.00 1.12 0.31 0.05 84.70 Average: all 29.51 0.00 1.75 0.11 0.06 68.57 Average: 0 29.55 0.00 1.56 0.01 0.07 68.81 Average: 1 31.93 0.00 2.92 0.09 0.07 64.99 Average: 2 33.77 0.00 2.41 0.08 0.07 63.68 Average: 3 27.37 0.00 1.34 0.05 0.06 71.18 Average: 4 28.03 0.00 1.56 0.25 0.06 70.10 Average: 5 29.28 0.00 1.46 0.11 0.06 69.09 Average: 6 29.19 0.00 1.48 0.06 0.06 69.20 Average: 7 26.95 0.00 1.30 0.22 0.06 71.47