---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-21072 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 66G 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 668 8970 4 6350 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:5c:f6:2f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.240/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84425sec preferred_lft 84425sec inet6 fe80::f816:3eff:fe5c:f62f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:e6:04:fa:25:c2 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-21072) 05/29/26 _x86_64_ (4 CPU) 01:06:19 LINUX RESTART (4 CPU) 01:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:09 50.41 12.90 20.70 16.81 750.72 3566.97 283413.56 01:30:10 20.41 0.16 17.60 2.66 4.89 1600.15 15560.43 Average: 35.51 6.57 19.16 9.78 380.24 2589.97 150360.57 01:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:09 9286564 13216696 2739472 16.73 136940 3890304 3043464 17.47 921800 5743620 19352 01:30:10 9000220 13290568 2662572 16.26 156896 4203440 2774816 15.93 1043244 5863472 28972 Average: 9143392 13253632 2701022 16.50 146918 4046872 2909140 16.70 982522 5803546 24162 01:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:09 lo 20.41 20.41 4.52 4.52 0.00 0.00 0.00 0.00 01:20:09 ens3 52.36 28.46 327.88 7.37 0.00 0.00 0.00 0.00 01:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:10 lo 1117.92 1117.92 1035.88 1035.88 0.00 0.00 0.00 0.00 01:30:10 ens3 37.30 25.09 264.27 6.42 0.00 0.00 0.00 0.00 01:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 565.59 565.59 516.84 516.84 0.00 0.00 0.00 0.00 Average: ens3 44.88 26.79 296.28 6.90 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-21072) 05/29/26 _x86_64_ (4 CPU) 01:06:19 LINUX RESTART (4 CPU) 01:10:02 CPU %user %nice %system %iowait %steal %idle 01:20:09 all 36.06 0.09 1.41 5.46 0.09 56.89 01:20:09 0 35.01 0.15 1.57 2.86 0.09 60.32 01:20:09 1 36.39 0.10 1.29 5.09 0.09 57.03 01:20:09 2 36.80 0.04 1.46 3.15 0.09 58.47 01:20:09 3 36.06 0.09 1.31 10.73 0.09 51.72 01:30:10 all 26.06 0.00 1.48 0.08 0.08 72.31 01:30:10 0 25.84 0.00 1.58 0.17 0.08 72.34 01:30:10 1 25.83 0.00 1.55 0.06 0.08 72.48 01:30:10 2 26.92 0.00 1.27 0.05 0.08 71.68 01:30:10 3 25.64 0.00 1.50 0.03 0.08 72.75 Average: all 31.10 0.05 1.44 2.79 0.08 64.54 Average: 0 30.45 0.07 1.58 1.53 0.08 66.29 Average: 1 31.14 0.05 1.42 2.60 0.08 64.70 Average: 2 31.89 0.02 1.36 1.61 0.09 65.03 Average: 3 30.89 0.04 1.41 5.42 0.08 62.15