---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-35844 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 751 19023 4 12317 30873 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:6b:e2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.214/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84519sec preferred_lft 84519sec inet6 fe80::f816:3eff:fe4b:6be2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:f2:45:12:53:fe 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::e8f2:45ff:fe12:53fe/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-35844) 07/15/26 _x86_64_ (8 CPU) 00:36:19 LINUX RESTART (8 CPU) 00:40:37 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:08 11.69 0.24 10.88 0.58 8.45 5126.07 382.47 01:00:02 30.02 1.90 27.16 0.96 281.54 23129.45 1152.21 Average: 21.04 1.09 19.18 0.77 147.73 14308.03 775.05 00:40:37 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:08 24506996 28889460 3418380 10.40 146056 4447900 3496144 10.31 822604 7065412 1140 01:00:02 20323864 31735980 543940 1.66 217112 11142112 1317144 3.88 2994984 8786744 46148 Average: 22415430 30312720 1981160 6.03 181584 7795006 2406644 7.10 1908794 7926078 23644 00:40:37 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:08 lo 5.93 5.93 0.57 0.57 0.00 0.00 0.00 0.00 00:50:08 ens3 47.65 35.51 64.46 11.24 0.00 0.00 0.00 0.00 00:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:02 lo 257.31 257.31 251.21 251.21 0.00 0.00 0.00 0.00 01:00:02 ens3 62.66 54.19 365.10 13.33 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 134.14 134.14 128.40 128.40 0.00 0.00 0.00 0.00 Average: ens3 55.31 45.04 217.79 12.31 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-35844) 07/15/26 _x86_64_ (8 CPU) 00:36:19 LINUX RESTART (8 CPU) 00:40:37 CPU %user %nice %system %iowait %steal %idle 00:50:08 all 41.23 0.00 1.35 0.04 0.08 57.30 00:50:08 0 39.19 0.00 1.08 0.01 0.08 59.65 00:50:08 1 44.23 0.00 1.60 0.03 0.08 54.06 00:50:08 2 40.11 0.00 1.39 0.02 0.08 58.40 00:50:08 3 47.18 0.00 1.42 0.02 0.09 51.30 00:50:08 4 44.64 0.00 1.24 0.02 0.08 54.03 00:50:08 5 38.27 0.00 1.44 0.01 0.08 60.20 00:50:08 6 41.47 0.00 1.38 0.13 0.08 56.95 00:50:08 7 34.73 0.00 1.29 0.07 0.08 63.83 01:00:02 all 17.93 0.00 1.15 0.18 0.05 80.68 01:00:02 0 16.89 0.00 1.16 0.05 0.05 81.85 01:00:02 1 18.58 0.00 1.17 0.10 0.05 80.09 01:00:02 2 19.10 0.00 0.99 0.18 0.06 79.67 01:00:02 3 17.29 0.00 1.11 0.25 0.05 81.31 01:00:02 4 25.58 0.00 1.55 0.08 0.06 72.74 01:00:02 5 15.52 0.00 0.92 0.40 0.05 83.11 01:00:02 6 15.79 0.00 1.03 0.13 0.05 83.00 01:00:02 7 14.73 0.00 1.28 0.27 0.05 83.67 Average: all 29.35 0.00 1.25 0.11 0.07 69.22 Average: 0 27.82 0.00 1.12 0.03 0.06 70.96 Average: 1 31.16 0.00 1.38 0.07 0.07 67.33 Average: 2 29.39 0.00 1.19 0.10 0.07 69.25 Average: 3 31.94 0.00 1.26 0.14 0.07 66.60 Average: 4 34.92 0.00 1.40 0.05 0.07 63.56 Average: 5 26.66 0.00 1.18 0.21 0.06 71.89 Average: 6 28.39 0.00 1.20 0.13 0.07 70.22 Average: 7 24.54 0.00 1.28 0.17 0.07 73.94