---> uname -a: Linux prd-ubuntu2204-builder-4c-4g-25083 5.15.0-173-generic #183-Ubuntu SMP Fri Mar 6 13:29:34 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 8.7G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 681 12318 4 2989 14977 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:d0:5d:d8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.123/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83902sec preferred_lft 83902sec inet6 fe80::f816:3eff:fed0:5dd8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:48:96:31:84:64 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 5.15.0-173-generic (prd-ubuntu2204-builder-4c-4g-25083) 06/05/26 _x86_64_ (4 CPU) 12:39:25 LINUX RESTART (4 CPU) 12:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:37 22.88 6.01 4.73 12.14 1636.26 1138.56 245663.82 13:00:16 1.30 0.01 1.30 0.00 0.04 14.81 0.00 13:10:16 1.28 0.02 1.26 0.00 1.64 14.93 0.04 13:20:35 30.62 1.41 28.36 0.85 110.37 1396.15 347.77 Average: 14.39 1.93 9.06 3.39 456.24 659.58 64314.95 12:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:37 13407940 15516664 497604 3.04 58924 2273888 1161576 6.67 402708 2306892 8 13:00:16 13406772 15515924 498392 3.04 59320 2273896 1161640 6.67 403100 2308684 52 13:10:16 13405512 15515640 498684 3.05 59680 2274524 1169896 6.72 403636 2313392 44 13:20:35 12757796 15431128 549304 3.35 91452 2777096 1188804 6.82 475876 2833764 214252 Average: 13244505 15494839 510996 3.12 67344 2399851 1170479 6.72 421330 2440683 53589 12:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:37 lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 12:50:37 ens3 18.93 11.34 211.04 2.06 0.00 0.00 0.00 0.00 12:50:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:16 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:00:16 ens3 0.54 0.16 0.14 0.09 0.00 0.00 0.00 0.00 13:00:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:16 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 13:10:16 ens3 0.82 0.73 0.16 0.63 0.00 0.00 0.00 0.00 13:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:35 lo 0.24 0.24 0.02 0.02 0.00 0.00 0.00 0.00 13:20:35 ens3 27.44 19.90 219.88 4.96 0.00 0.00 0.00 0.00 13:20:35 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 12.25 8.24 111.11 1.98 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 5.15.0-173-generic (prd-ubuntu2204-builder-4c-4g-25083) 06/05/26 _x86_64_ (4 CPU) 12:39:25 LINUX RESTART (4 CPU) 12:40:01 CPU %user %nice %system %iowait %steal %idle 12:50:37 all 0.69 0.00 0.17 0.22 0.02 98.90 12:50:37 0 0.72 0.00 0.18 0.13 0.02 98.95 12:50:37 1 0.59 0.00 0.17 0.35 0.02 98.87 12:50:37 2 0.78 0.00 0.17 0.25 0.03 98.76 12:50:37 3 0.66 0.00 0.17 0.16 0.01 99.00 13:00:16 all 0.06 0.00 0.02 0.01 0.02 99.89 13:00:16 0 0.02 0.00 0.02 0.01 0.02 99.93 13:00:16 1 0.06 0.00 0.02 0.02 0.02 99.88 13:00:16 2 0.14 0.00 0.03 0.01 0.03 99.79 13:00:16 3 0.02 0.00 0.01 0.00 0.01 99.96 13:10:16 all 0.19 0.00 0.03 0.01 0.02 99.76 13:10:16 0 0.06 0.00 0.02 0.01 0.01 99.89 13:10:16 1 0.15 0.00 0.04 0.01 0.03 99.78 13:10:16 2 0.51 0.00 0.02 0.03 0.03 99.41 13:10:16 3 0.02 0.00 0.02 0.00 0.01 99.95 13:20:35 all 2.78 0.00 0.31 0.26 0.03 96.62 13:20:35 0 2.87 0.00 0.32 0.03 0.02 96.76 13:20:35 1 1.38 0.00 0.30 0.43 0.03 97.86 13:20:35 2 5.21 0.00 0.47 0.52 0.04 93.76 13:20:35 3 1.65 0.00 0.17 0.05 0.02 98.11 Average: all 0.94 0.00 0.14 0.13 0.02 98.77 Average: 0 0.94 0.00 0.14 0.04 0.02 98.86 Average: 1 0.55 0.00 0.13 0.21 0.03 99.08 Average: 2 1.69 0.00 0.18 0.21 0.03 97.90 Average: 3 0.60 0.00 0.09 0.05 0.01 99.24