---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-33455 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 12G 144G 8% / 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 909 24864 4 6318 30714 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:8e:11:dc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.231/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84430sec preferred_lft 84430sec inet6 fe80::f816:3eff:fe8e:11dc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:c1:f2:e8:21:a6 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 ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-33455) 07/06/26 _x86_64_ (8 CPU) 15:22:29 LINUX RESTART (8 CPU) 15:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:40:01 27.40 0.14 23.66 3.60 5.60 2247.79 10158.11 15:50:01 32.39 0.00 28.46 3.92 0.04 3280.91 12236.60 Average: 29.89 0.07 26.06 3.76 2.82 2764.35 11197.35 15:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:40:01 25687416 29386976 2921548 8.89 173196 3737376 3058680 9.02 737524 5972484 17424 15:50:01 24716784 29145648 3157752 9.61 212708 4368276 3217384 9.49 897780 6725728 107692 Average: 25202100 29266312 3039650 9.25 192952 4052826 3138032 9.25 817652 6349106 62558 15:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:40:01 lo 1467.74 1467.74 1397.12 1397.12 0.00 0.00 0.00 0.00 15:40:01 ens3 27.67 20.71 10.15 6.14 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:01 lo 1695.25 1695.25 1614.40 1614.40 0.00 0.00 0.00 0.00 15:50:01 ens3 25.73 21.37 9.38 7.13 0.00 0.00 0.00 0.00 15:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1581.49 1581.49 1505.76 1505.76 0.00 0.00 0.00 0.00 Average: ens3 26.70 21.04 9.76 6.64 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-33455) 07/06/26 _x86_64_ (8 CPU) 15:22:29 LINUX RESTART (8 CPU) 15:30:01 CPU %user %nice %system %iowait %steal %idle 15:40:01 all 34.12 0.00 1.45 0.09 0.07 64.28 15:40:01 0 34.63 0.00 1.24 0.04 0.07 64.02 15:40:01 1 39.43 0.00 1.66 0.03 0.07 58.81 15:40:01 2 37.42 0.00 1.56 0.05 0.07 60.90 15:40:01 3 35.07 0.00 1.41 0.29 0.07 63.15 15:40:01 4 34.72 0.00 1.38 0.06 0.07 63.77 15:40:01 5 31.17 0.00 1.35 0.19 0.07 67.23 15:40:01 6 31.32 0.00 1.44 0.03 0.06 67.15 15:40:01 7 29.17 0.00 1.52 0.04 0.07 69.21 15:50:01 all 38.16 0.00 1.73 0.05 0.08 59.98 15:50:01 0 34.46 0.00 1.61 0.03 0.08 63.83 15:50:01 1 40.63 0.00 1.77 0.02 0.09 57.49 15:50:01 2 42.51 0.00 1.88 0.06 0.09 55.46 15:50:01 3 38.58 0.00 1.66 0.03 0.08 59.65 15:50:01 4 36.88 0.00 1.73 0.04 0.08 61.27 15:50:01 5 34.77 0.00 1.94 0.11 0.08 63.10 15:50:01 6 38.92 0.00 1.57 0.07 0.08 59.36 15:50:01 7 38.52 0.00 1.72 0.03 0.08 59.66 Average: all 36.14 0.00 1.59 0.07 0.07 62.13 Average: 0 34.54 0.00 1.42 0.03 0.07 63.92 Average: 1 40.03 0.00 1.72 0.02 0.08 58.15 Average: 2 39.96 0.00 1.72 0.06 0.08 58.18 Average: 3 36.82 0.00 1.54 0.16 0.08 61.40 Average: 4 35.80 0.00 1.56 0.05 0.08 62.52 Average: 5 32.97 0.00 1.64 0.15 0.07 65.16 Average: 6 35.12 0.00 1.50 0.05 0.07 63.25 Average: 7 33.84 0.00 1.62 0.03 0.07 64.44