---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3115 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: 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 18G 138G 12% / 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 774 18882 4 12435 30850 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:4e:8d:ed brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.113/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84528sec preferred_lft 84528sec inet6 fe80::f816:3eff:fe4e:8ded/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:2a:44:68:c8:91 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::3c2a:44ff:fe68:c891/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3115) 04/16/26 _x86_64_ (8 CPU) 00:00:32 LINUX RESTART (8 CPU) 00:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 24.40 0.49 23.13 0.78 17.67 15267.76 506.48 00:30:01 42.14 2.25 38.65 1.23 359.59 10546.30 5242.73 Average: 33.26 1.37 30.88 1.00 188.39 12910.37 2871.25 00:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 18498864 27361156 4927332 14.99 192496 8727360 5172520 15.25 2166976 11540000 140 00:30:01 19517704 31570160 698824 2.13 237724 11725996 1313880 3.87 3208448 9279024 16 Average: 19008284 29465658 2813078 8.56 215110 10226678 3243200 9.56 2687712 10409512 78 00:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 230.78 230.78 225.25 225.25 0.00 0.00 0.00 0.00 00:20:01 ens3 54.21 47.88 318.86 12.56 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:01 lo 15.10 15.10 3.77 3.77 0.00 0.00 0.00 0.00 00:30:01 ens3 182.79 188.91 334.54 2741.79 0.00 0.00 0.00 0.00 00:30:01 docker0 90.20 94.47 1378.89 162.70 0.00 0.00 0.00 0.00 Average: lo 123.09 123.09 114.67 114.67 0.00 0.00 0.00 0.00 Average: ens3 118.41 118.30 326.69 1375.24 0.00 0.00 0.00 0.00 Average: docker0 45.04 47.17 688.47 81.24 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3115) 04/16/26 _x86_64_ (8 CPU) 00:00:32 LINUX RESTART (8 CPU) 00:10:01 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 27.91 0.00 1.24 0.35 0.07 70.44 00:20:01 0 23.14 0.00 1.26 0.28 0.07 75.25 00:20:01 1 30.28 0.00 1.51 0.08 0.07 68.07 00:20:01 2 26.10 0.00 1.06 0.17 0.07 72.60 00:20:01 3 28.73 0.00 1.14 0.60 0.07 69.47 00:20:01 4 26.45 0.00 1.25 0.19 0.07 72.05 00:20:01 5 25.52 0.00 0.88 0.57 0.07 72.95 00:20:01 6 39.27 0.00 1.67 0.43 0.08 58.55 00:20:01 7 23.77 0.00 1.12 0.51 0.07 74.54 00:30:01 all 10.58 0.00 1.06 0.20 0.05 88.11 00:30:01 0 7.93 0.00 0.91 0.07 0.04 91.06 00:30:01 1 10.43 0.00 1.78 0.27 0.05 87.47 00:30:01 2 10.86 0.00 1.44 0.14 0.05 87.51 00:30:01 3 11.72 0.00 1.31 0.29 0.04 86.64 00:30:01 4 11.67 0.00 0.89 0.22 0.05 87.17 00:30:01 5 11.95 0.00 0.79 0.35 0.06 86.86 00:30:01 6 12.53 0.00 0.79 0.16 0.04 86.49 00:30:01 7 7.57 0.00 0.60 0.10 0.05 91.68 Average: all 19.25 0.00 1.15 0.28 0.06 79.27 Average: 0 15.53 0.00 1.09 0.17 0.05 83.16 Average: 1 20.36 0.00 1.64 0.17 0.06 77.76 Average: 2 18.49 0.00 1.25 0.15 0.06 80.05 Average: 3 20.23 0.00 1.22 0.44 0.06 78.05 Average: 4 19.06 0.00 1.07 0.20 0.06 79.61 Average: 5 18.74 0.00 0.84 0.46 0.06 79.90 Average: 6 25.91 0.00 1.23 0.29 0.06 72.51 Average: 7 15.68 0.00 0.86 0.31 0.06 83.10