---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-12105 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 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 746 19366 4 11979 30878 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:c8:b7:99 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.157/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84538sec preferred_lft 84538sec inet6 fe80::f816:3eff:fec8:b799/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:c0:c1:17:9d:3a 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::44c0:c1ff:fe17:9d3a/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-12105) 05/09/26 _x86_64_ (8 CPU) 00:36:18 LINUX RESTART (8 CPU) 00:40:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 15.52 0.32 14.36 0.85 11.62 5444.15 681.44 01:00:00 50.31 1.96 47.22 1.12 291.13 23309.87 3124.58 Average: 33.01 1.14 30.88 0.99 152.15 14426.67 1909.80 00:40:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 24481264 28815536 3491824 10.63 146336 4407376 3674964 10.84 845764 7075520 144 01:00:00 20092452 31656280 617800 1.88 228464 11264400 1329544 3.92 3022736 8922232 106836 Average: 22286858 30235908 2054812 6.25 187400 7835888 2502254 7.38 1934250 7998876 53490 00:40:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 5.77 5.77 0.55 0.55 0.00 0.00 0.00 0.00 00:50:01 ens3 72.90 54.90 372.36 13.59 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 01:00:00 lo 4477.03 4477.03 4277.28 4277.28 0.00 0.00 0.00 0.00 01:00:00 ens3 73.61 56.69 611.26 13.16 0.00 0.00 0.00 0.00 01:00:00 docker0 5.86 6.59 0.36 151.50 0.00 0.00 0.00 0.00 Average: lo 2253.83 2253.83 2150.81 2150.81 0.00 0.00 0.00 0.00 Average: ens3 73.26 55.80 492.48 13.37 0.00 0.00 0.00 0.00 Average: docker0 2.95 3.31 0.18 76.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-12105) 05/09/26 _x86_64_ (8 CPU) 00:36:18 LINUX RESTART (8 CPU) 00:40:09 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 38.87 0.00 1.34 0.06 0.07 59.65 00:50:01 0 35.87 0.00 1.38 0.05 0.08 62.62 00:50:01 1 36.18 0.00 1.39 0.14 0.07 62.23 00:50:01 2 41.03 0.00 1.40 0.12 0.07 57.38 00:50:01 3 39.82 0.00 1.28 0.04 0.07 58.78 00:50:01 4 37.93 0.00 1.24 0.01 0.08 60.75 00:50:01 5 41.81 0.00 1.48 0.06 0.08 56.57 00:50:01 6 39.46 0.00 1.25 0.03 0.08 59.19 00:50:01 7 38.89 0.00 1.27 0.07 0.07 59.70 01:00:00 all 20.40 0.00 2.14 0.27 0.05 77.14 01:00:00 0 14.74 0.00 1.07 0.18 0.05 83.97 01:00:00 1 23.59 0.00 3.50 0.12 0.05 72.73 01:00:00 2 21.25 0.00 2.08 0.67 0.06 75.93 01:00:00 3 25.77 0.00 4.17 0.20 0.06 69.80 01:00:00 4 14.55 0.00 1.06 0.13 0.05 84.21 01:00:00 5 16.06 0.00 1.35 0.16 0.05 82.39 01:00:00 6 18.17 0.00 1.33 0.49 0.05 79.96 01:00:00 7 29.17 0.00 2.61 0.17 0.07 67.99 Average: all 29.60 0.00 1.74 0.17 0.06 68.43 Average: 0 25.25 0.00 1.23 0.12 0.06 73.35 Average: 1 29.87 0.00 2.45 0.13 0.06 67.49 Average: 2 31.10 0.00 1.74 0.40 0.07 66.69 Average: 3 32.79 0.00 2.73 0.12 0.07 64.29 Average: 4 26.18 0.00 1.15 0.07 0.06 72.54 Average: 5 28.86 0.00 1.42 0.11 0.06 69.55 Average: 6 28.75 0.00 1.29 0.26 0.07 69.63 Average: 7 34.01 0.00 1.94 0.12 0.07 63.86