---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-64827 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): 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: 5599.94 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 16% / 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 687 8791 4 6510 14959 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:4b:b2:4e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.84/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84251sec preferred_lft 84251sec inet6 fe80::f816:3eff:fe4b:b24e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:e2:60:76:b4:1c 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-64827) 03/31/26 _x86_64_ (4 CPU) 12:34:23 LINUX RESTART (4 CPU) 12:40:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:07 18.45 0.06 16.16 2.23 6.25 1875.22 9615.81 13:00:07 31.64 0.02 28.33 3.30 0.24 2406.45 19222.07 Average: 25.04 0.04 22.24 2.76 3.25 2140.71 14416.70 12:40:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:07 8817404 12374596 3583532 21.89 138508 3538404 3665840 21.04 690996 6479832 16976 13:00:07 8528516 12480996 3474344 21.22 160340 3883880 3432540 19.70 802100 6619304 35692 Average: 8672960 12427796 3528938 21.55 149424 3711142 3549190 20.37 746548 6549568 26334 12:40:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:07 lo 1146.18 1146.18 1084.95 1084.95 0.00 0.00 0.00 0.00 12:50:07 ens3 23.58 21.12 19.58 6.69 0.00 0.00 0.00 0.00 12:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:07 lo 1484.60 1484.60 1415.07 1415.07 0.00 0.00 0.00 0.00 13:00:07 ens3 24.20 20.88 42.38 5.96 0.00 0.00 0.00 0.00 13:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1315.31 1315.31 1249.94 1249.94 0.00 0.00 0.00 0.00 Average: ens3 23.89 21.00 30.98 6.33 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-64827) 03/31/26 _x86_64_ (4 CPU) 12:34:23 LINUX RESTART (4 CPU) 12:40:06 CPU %user %nice %system %iowait %steal %idle 12:50:07 all 67.96 0.00 2.27 0.41 0.32 29.04 12:50:07 0 69.33 0.00 2.14 0.25 0.28 28.00 12:50:07 1 67.82 0.00 2.34 0.14 0.35 29.35 12:50:07 2 66.95 0.00 2.37 0.59 0.28 29.80 12:50:07 3 67.75 0.00 2.22 0.65 0.36 29.02 13:00:07 all 62.96 0.00 2.59 0.85 0.20 33.39 13:00:07 0 60.20 0.00 2.67 0.45 0.17 36.51 13:00:07 1 63.96 0.00 2.53 0.62 0.23 32.66 13:00:07 2 65.75 0.00 2.58 0.54 0.22 30.90 13:00:07 3 61.94 0.00 2.58 1.80 0.18 33.50 Average: all 65.46 0.00 2.43 0.63 0.26 31.22 Average: 0 64.76 0.00 2.41 0.35 0.22 32.25 Average: 1 65.89 0.00 2.44 0.38 0.29 31.01 Average: 2 66.35 0.00 2.48 0.57 0.25 30.35 Average: 3 64.85 0.00 2.40 1.22 0.27 31.26