---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-66075 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: 5599.94 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 745 19456 4 11890 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:b6:e5:65 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.163/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84423sec preferred_lft 84423sec inet6 fe80::f816:3eff:feb6:e565/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:53:69:2d:1d:e1 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::c853:69ff:fe2d:1de1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-66075) 04/03/26 _x86_64_ (8 CPU) 00:36:27 LINUX RESTART (8 CPU) 00:40:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 12.48 0.26 11.62 0.60 9.75 5234.90 760.38 01:00:00 31.49 2.18 28.47 0.84 331.95 22223.22 149.76 Average: 22.09 1.23 20.13 0.72 172.55 13818.79 451.84 00:40:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 24374360 28604704 3703840 11.27 144328 4307540 3662084 10.80 815932 7221708 596 01:00:00 20457392 31640168 638636 1.94 216736 10916240 1463444 4.32 2882976 8719616 105644 Average: 22415876 30122436 2171238 6.61 180532 7611890 2562764 7.56 1849454 7970662 53120 00:40:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 5.78 5.78 0.56 0.56 0.00 0.00 0.00 0.00 00:50:01 ens3 59.88 44.75 237.94 12.56 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 4074.51 4074.51 3892.55 3892.55 0.00 0.00 0.00 0.00 01:00:00 ens3 68.51 50.12 460.32 12.87 0.00 0.00 0.00 0.00 01:00:00 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2061.64 2061.64 1967.11 1967.11 0.00 0.00 0.00 0.00 Average: ens3 64.24 47.46 350.30 12.72 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-66075) 04/03/26 _x86_64_ (8 CPU) 00:36:27 LINUX RESTART (8 CPU) 00:40:15 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 39.27 0.00 1.36 0.05 0.07 59.25 00:50:01 0 38.63 0.00 1.19 0.09 0.07 60.02 00:50:01 1 45.53 0.00 1.36 0.01 0.07 53.03 00:50:01 2 38.05 0.00 1.44 0.04 0.07 60.41 00:50:01 3 39.41 0.00 1.40 0.10 0.07 59.01 00:50:01 4 38.95 0.00 1.35 0.06 0.07 59.58 00:50:01 5 40.04 0.00 1.57 0.02 0.07 58.29 00:50:01 6 35.54 0.00 1.24 0.02 0.07 63.14 00:50:01 7 38.04 0.00 1.31 0.07 0.07 60.51 01:00:00 all 18.64 0.00 2.32 0.26 0.05 78.73 01:00:00 0 15.32 0.00 2.54 0.75 0.06 81.33 01:00:00 1 17.91 0.00 1.83 0.08 0.06 80.13 01:00:00 2 18.99 0.00 3.27 0.07 0.05 77.63 01:00:00 3 16.17 0.00 2.40 0.21 0.05 81.18 01:00:00 4 25.91 0.00 2.32 0.10 0.05 71.62 01:00:00 5 22.10 0.00 2.60 0.39 0.05 74.85 01:00:00 6 12.35 0.00 1.43 0.36 0.04 85.81 01:00:00 7 20.38 0.00 2.19 0.09 0.05 77.29 Average: all 28.86 0.00 1.84 0.15 0.06 69.08 Average: 0 26.87 0.00 1.87 0.42 0.07 70.77 Average: 1 31.58 0.00 1.60 0.04 0.06 66.72 Average: 2 28.44 0.00 2.36 0.05 0.06 69.09 Average: 3 27.69 0.00 1.91 0.15 0.06 70.19 Average: 4 32.38 0.00 1.83 0.08 0.06 65.64 Average: 5 30.99 0.00 2.09 0.21 0.06 66.65 Average: 6 23.84 0.00 1.34 0.19 0.05 74.57 Average: 7 29.12 0.00 1.76 0.08 0.06 68.99