---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6741 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 903 24911 4 6276 30720 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:6e:e4:19 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.80/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83869sec preferred_lft 83869sec inet6 fe80::f816:3eff:fe6e:e419/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:2c:68:bd:99:a7 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-6741) 04/22/26 _x86_64_ (8 CPU) 12:59:31 LINUX RESTART (8 CPU) 13:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:21 52.73 10.25 39.77 2.71 1363.69 7672.90 8631.21 13:20:21 28.39 0.15 24.60 3.65 5.71 2164.92 8661.65 13:30:22 31.46 0.01 27.54 3.91 0.21 3105.68 11793.26 13:40:22 40.85 0.30 22.08 18.48 11.81 6455.98 520346.01 Average: 38.48 2.74 28.59 7.15 354.10 4874.06 136228.23 13:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:21 26613452 29834676 2478028 7.54 146044 3330560 2659688 7.84 635468 5183864 8668 13:20:21 25495888 29242828 3065524 9.33 175344 3783180 3094688 9.13 757688 6144720 137644 13:30:22 24916720 29140392 3163556 9.63 213420 4172412 3281324 9.68 887656 6537192 13956 13:40:22 25695924 31630464 665616 2.03 231104 5803396 1231844 3.63 1512400 5026824 8 Average: 25680496 29962090 2343181 7.13 191478 4272387 2566886 7.57 948303 5723150 40069 13:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:21 lo 805.94 805.94 767.77 767.77 0.00 0.00 0.00 0.00 13:10:21 ens3 156.79 118.33 1119.16 27.36 0.00 0.00 0.00 0.00 13:10:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:21 lo 1471.72 1471.72 1400.75 1400.75 0.00 0.00 0.00 0.00 13:20:21 ens3 43.27 31.65 17.66 12.77 0.00 0.00 0.00 0.00 13:20:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:22 lo 1542.67 1542.67 1468.92 1468.92 0.00 0.00 0.00 0.00 13:30:22 ens3 50.66 36.96 17.35 14.74 0.00 0.00 0.00 0.00 13:30:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:22 lo 721.43 721.43 670.11 670.11 0.00 0.00 0.00 0.00 13:40:22 ens3 120.03 123.07 217.21 936.17 0.00 0.00 0.00 0.00 13:40:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1132.66 1132.66 1074.28 1074.28 0.00 0.00 0.00 0.00 Average: ens3 93.24 77.85 349.50 245.82 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-6741) 04/22/26 _x86_64_ (8 CPU) 12:59:31 LINUX RESTART (8 CPU) 13:00:00 CPU %user %nice %system %iowait %steal %idle 13:10:21 all 27.02 0.00 1.32 0.59 0.07 71.00 13:10:21 0 27.49 0.00 1.22 0.29 0.07 70.93 13:10:21 1 27.82 0.00 1.42 0.25 0.08 70.43 13:10:21 2 28.41 0.00 1.77 0.38 0.08 69.36 13:10:21 3 26.47 0.00 1.19 0.53 0.07 71.73 13:10:21 4 27.98 0.00 1.14 0.14 0.07 70.68 13:10:21 5 25.71 0.00 1.24 2.35 0.07 70.63 13:10:21 6 27.22 0.00 1.31 0.42 0.07 70.99 13:10:21 7 25.07 0.00 1.26 0.37 0.06 73.23 13:20:21 all 36.64 0.00 1.56 0.39 0.10 61.32 13:20:21 0 32.60 0.00 1.50 0.13 0.09 65.68 13:20:21 1 39.45 0.00 1.69 0.14 0.10 58.61 13:20:21 2 37.53 0.00 1.38 0.37 0.10 60.62 13:20:21 3 37.56 0.00 1.51 0.49 0.09 60.35 13:20:21 4 41.13 0.00 1.72 0.27 0.10 56.77 13:20:21 5 36.98 0.00 1.31 0.86 0.10 60.74 13:20:21 6 33.19 0.00 2.01 0.32 0.09 64.39 13:20:21 7 34.63 0.00 1.35 0.53 0.09 63.40 13:30:22 all 40.40 0.00 1.80 0.48 0.11 57.20 13:30:22 0 38.28 0.00 1.71 0.32 0.11 59.58 13:30:22 1 38.81 0.00 2.02 0.46 0.11 58.59 13:30:22 2 41.69 0.00 1.92 0.36 0.11 55.92 13:30:22 3 42.97 0.00 1.83 0.23 0.11 54.85 13:30:22 4 42.93 0.00 1.77 0.33 0.11 54.86 13:30:22 5 43.86 0.00 1.97 0.63 0.12 53.42 13:30:22 6 37.38 0.00 1.59 0.26 0.11 60.65 13:30:22 7 37.30 0.00 1.61 1.24 0.11 59.75 13:40:22 all 24.27 0.00 1.17 0.37 0.08 74.12 13:40:22 0 18.65 0.00 1.05 0.16 0.07 80.08 13:40:22 1 23.70 0.00 1.25 0.09 0.08 74.88 13:40:22 2 29.19 0.00 1.37 0.04 0.09 69.31 13:40:22 3 22.47 0.00 1.24 0.99 0.08 75.23 13:40:22 4 27.53 0.00 1.27 0.62 0.08 70.51 13:40:22 5 20.39 0.00 0.95 0.08 0.07 78.51 13:40:22 6 27.75 0.00 1.02 0.27 0.08 70.88 13:40:22 7 24.53 0.00 1.17 0.70 0.07 73.53 Average: all 32.04 0.00 1.46 0.46 0.09 65.96 Average: 0 29.23 0.00 1.37 0.23 0.09 69.09 Average: 1 32.40 0.00 1.60 0.24 0.09 65.67 Average: 2 34.16 0.00 1.61 0.29 0.09 63.85 Average: 3 32.31 0.00 1.44 0.56 0.09 65.60 Average: 4 34.83 0.00 1.47 0.34 0.09 63.27 Average: 5 31.68 0.00 1.37 0.99 0.09 65.87 Average: 6 31.35 0.00 1.48 0.32 0.09 66.76 Average: 7 30.33 0.00 1.35 0.71 0.08 67.53