---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-9702 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): 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 12G 67G 15% / 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 802 9357 4 5829 14844 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:79:74:8c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.137/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84013sec preferred_lft 84013sec inet6 fe80::f816:3eff:fe79:748c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:cd:4d:f6:9d:56 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-4c-4g-9702) 04/29/26 _x86_64_ (4 CPU) 20:22:30 LINUX RESTART (4 CPU) 20:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:11 24.07 0.46 21.01 2.60 13.98 4644.85 3652.50 20:50:11 54.05 0.00 43.42 10.62 0.00 2683.65 18038.36 21:00:01 24.97 0.30 20.95 3.72 12.08 4431.86 4923.17 Average: 34.35 0.25 28.46 5.64 8.70 3921.46 8863.21 20:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:11 8979836 13250424 2701548 16.50 185488 4139180 2939884 16.87 787624 6150036 113968 20:50:11 8789796 13316168 2632416 16.08 211708 4339000 2819684 16.18 873420 6219508 29940 21:00:01 9741312 15343424 600412 3.67 240304 5330320 1131336 6.49 1233680 4824816 4 Average: 9170315 13970005 1978125 12.08 212500 4602833 2296968 13.18 964908 5731453 47971 20:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:11 lo 1098.92 1098.92 1047.35 1047.35 0.00 0.00 0.00 0.00 20:40:11 ens3 95.49 72.30 317.78 20.84 0.00 0.00 0.00 0.00 20:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:11 lo 5683.10 5683.10 5420.06 5420.06 0.00 0.00 0.00 0.00 20:50:11 ens3 69.62 56.30 26.16 20.08 0.00 0.00 0.00 0.00 20:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:01 lo 1644.89 1644.89 1550.69 1550.69 0.00 0.00 0.00 0.00 21:00:01 ens3 116.52 114.14 121.29 184.98 0.00 0.00 0.00 0.00 21:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2805.56 2805.56 2669.55 2669.55 0.00 0.00 0.00 0.00 Average: ens3 93.75 80.67 156.23 74.34 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-4c-4g-9702) 04/29/26 _x86_64_ (4 CPU) 20:22:30 LINUX RESTART (4 CPU) 20:30:01 CPU %user %nice %system %iowait %steal %idle 20:40:11 all 67.13 0.00 2.69 0.44 0.09 29.64 20:40:11 0 64.30 0.00 2.27 0.38 0.09 32.96 20:40:11 1 67.37 0.00 2.89 0.57 0.10 29.07 20:40:11 2 66.48 0.00 2.55 0.45 0.10 30.42 20:40:11 3 70.37 0.00 3.06 0.38 0.09 26.10 20:50:11 all 62.32 0.00 4.11 0.20 0.09 33.28 20:50:11 0 61.66 0.00 3.74 0.13 0.09 34.38 20:50:11 1 61.47 0.00 3.98 0.15 0.10 34.31 20:50:11 2 62.84 0.00 4.38 0.32 0.10 32.37 20:50:11 3 63.30 0.00 4.35 0.19 0.09 32.07 21:00:01 all 41.99 0.00 2.11 0.24 0.08 55.59 21:00:01 0 44.01 0.00 2.17 0.11 0.08 53.64 21:00:01 1 46.24 0.00 2.19 0.26 0.08 51.23 21:00:01 2 38.47 0.00 2.09 0.40 0.07 58.97 21:00:01 3 39.22 0.00 1.97 0.20 0.08 58.53 Average: all 57.29 0.00 2.97 0.29 0.09 39.36 Average: 0 56.77 0.00 2.72 0.21 0.09 40.21 Average: 1 58.48 0.00 3.03 0.33 0.09 38.07 Average: 2 56.09 0.00 3.01 0.39 0.09 40.42 Average: 3 57.80 0.00 3.13 0.26 0.09 38.72