---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-30781 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 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 768 24924 4 6399 30856 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:ba:fe:3d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.72/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84149sec preferred_lft 84149sec inet6 fe80::f816:3eff:feba:fe3d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:a6:e2:75:d5:1b 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-30781) 06/26/26 _x86_64_ (8 CPU) 07:48:25 LINUX RESTART (8 CPU) 07:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:00:02 5.27 0.27 4.61 0.39 208.00 525.63 14779.47 08:10:02 1.53 0.01 1.52 0.00 0.04 17.68 0.44 08:20:01 40.72 3.62 36.39 0.71 124.36 6362.09 4338.35 Average: 15.83 1.30 14.17 0.37 110.84 2300.03 6376.73 07:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:02 29986336 31853700 527956 1.61 64108 2138964 1519108 4.48 289348 2278236 8 08:10:02 29986988 31855136 526796 1.60 64772 2139100 1519108 4.48 290048 2279856 168 08:20:01 26025300 30378772 1936632 5.89 107104 4527592 2266280 6.68 1185444 5249440 832880 Average: 28666208 31362536 997128 3.03 78661 2935219 1768165 5.21 588280 3269177 277685 07:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:02 lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 08:00:02 ens3 8.15 4.15 143.92 0.54 0.00 0.00 0.00 0.00 08:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:10:02 ens3 0.48 0.16 0.14 0.09 0.00 0.00 0.00 0.00 08:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 lo 169.38 169.38 200.33 200.33 0.00 0.00 0.00 0.00 08:20:01 ens3 216.89 147.09 1184.06 46.70 0.00 0.00 0.00 0.00 08:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 56.49 56.49 66.72 66.72 0.00 0.00 0.00 0.00 Average: ens3 75.11 50.42 442.39 15.76 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-30781) 06/26/26 _x86_64_ (8 CPU) 07:48:25 LINUX RESTART (8 CPU) 07:50:01 CPU %user %nice %system %iowait %steal %idle 08:00:02 all 0.15 0.00 0.08 0.05 0.01 99.71 08:00:02 0 0.09 0.00 0.07 0.10 0.00 99.74 08:00:02 1 0.23 0.00 0.09 0.01 0.02 99.65 08:00:02 2 0.10 0.00 0.08 0.00 0.02 99.81 08:00:02 3 0.13 0.00 0.07 0.22 0.01 99.57 08:00:02 4 0.04 0.00 0.19 0.01 0.01 99.75 08:00:02 5 0.32 0.00 0.04 0.01 0.01 99.62 08:00:02 6 0.13 0.00 0.04 0.00 0.01 99.82 08:00:02 7 0.19 0.00 0.05 0.03 0.00 99.73 08:10:02 all 0.04 0.00 0.02 0.02 0.01 99.92 08:10:02 0 0.01 0.00 0.01 0.00 0.00 99.98 08:10:02 1 0.03 0.00 0.03 0.00 0.02 99.92 08:10:02 2 0.02 0.00 0.02 0.00 0.01 99.96 08:10:02 3 0.03 0.00 0.04 0.13 0.03 99.78 08:10:02 4 0.00 0.00 0.01 0.00 0.00 99.98 08:10:02 5 0.20 0.00 0.00 0.00 0.01 99.79 08:10:02 6 0.03 0.00 0.02 0.00 0.01 99.95 08:10:02 7 0.01 0.00 0.01 0.00 0.01 99.97 08:20:01 all 11.40 0.00 0.75 0.25 0.04 87.56 08:20:01 0 11.71 0.00 0.74 0.12 0.04 87.39 08:20:01 1 13.71 0.00 1.11 0.29 0.05 84.84 08:20:01 2 11.53 0.00 0.84 0.09 0.04 87.49 08:20:01 3 12.55 0.00 0.90 0.58 0.05 85.92 08:20:01 4 10.10 0.00 0.69 0.58 0.03 88.60 08:20:01 5 10.51 0.00 0.59 0.09 0.04 88.78 08:20:01 6 12.49 0.00 0.61 0.19 0.04 86.68 08:20:01 7 8.60 0.00 0.54 0.08 0.04 90.75 Average: all 3.86 0.00 0.28 0.11 0.02 95.74 Average: 0 3.93 0.00 0.27 0.07 0.01 95.71 Average: 1 4.65 0.00 0.41 0.10 0.03 94.81 Average: 2 3.88 0.00 0.31 0.03 0.02 95.76 Average: 3 4.23 0.00 0.33 0.31 0.03 95.10 Average: 4 3.37 0.00 0.30 0.20 0.01 96.12 Average: 5 3.67 0.00 0.21 0.03 0.02 96.07 Average: 6 4.21 0.00 0.22 0.07 0.02 95.49 Average: 7 2.92 0.00 0.20 0.04 0.02 96.82