---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-43512 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: 5599.99 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 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 614 8991 4 6383 15032 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:5b:18:43 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.246/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84007sec preferred_lft 84007sec inet6 fe80::f816:3eff:fe5b:1843/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:f1:dc:86:79:7c 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-43512) 03/05/26 _x86_64_ (4 CPU) 05:21:20 LINUX RESTART (4 CPU) 05:30:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:11 23.77 0.43 20.43 2.92 19.29 2223.33 14463.43 05:50:01 32.52 0.02 28.98 3.53 0.24 2518.83 24012.75 06:00:07 11.37 0.24 9.95 1.18 10.51 7942.76 873.04 Average: 22.45 0.23 19.69 2.53 10.05 4257.31 13005.06 05:30:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:11 8838044 12482456 3475504 21.23 141292 3617828 3455132 19.83 715656 6424856 195544 05:50:01 8481740 12393044 3562520 21.76 162424 3839536 3600612 20.67 806720 6666412 42704 06:00:07 9303940 15479912 467636 2.86 178876 6015752 987432 5.67 1601240 4950704 64 Average: 8874575 13451804 2501887 15.28 160864 4491039 2681059 15.39 1041205 6013991 79437 05:30:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:11 lo 1635.33 1635.33 1552.34 1552.34 0.00 0.00 0.00 0.00 05:40:11 ens3 52.33 42.81 71.60 13.85 0.00 0.00 0.00 0.00 05:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:01 lo 1416.44 1416.44 1349.67 1349.67 0.00 0.00 0.00 0.00 05:50:01 ens3 52.05 38.66 42.06 12.49 0.00 0.00 0.00 0.00 05:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:00:07 lo 248.99 248.99 6771.70 6771.70 0.00 0.00 0.00 0.00 06:00:07 ens3 80.22 93.16 114.89 1015.97 0.00 0.00 0.00 0.00 06:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1093.83 1093.83 3252.99 3252.99 0.00 0.00 0.00 0.00 Average: ens3 61.68 58.49 76.53 352.74 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-43512) 03/05/26 _x86_64_ (4 CPU) 05:21:20 LINUX RESTART (4 CPU) 05:30:17 CPU %user %nice %system %iowait %steal %idle 05:40:11 all 65.49 0.00 2.42 1.78 0.11 30.20 05:40:11 0 66.27 0.00 2.67 1.34 0.11 29.60 05:40:11 1 63.95 0.00 2.50 3.08 0.10 30.37 05:40:11 2 65.20 0.00 2.30 2.31 0.10 30.08 05:40:11 3 66.54 0.00 2.21 0.40 0.11 30.75 05:50:01 all 62.32 0.00 2.56 0.71 0.11 34.31 05:50:01 0 61.90 0.00 2.92 0.61 0.11 34.46 05:50:01 1 60.66 0.00 2.17 0.56 0.10 36.51 05:50:01 2 63.90 0.00 2.43 1.00 0.11 32.56 05:50:01 3 62.81 0.00 2.71 0.67 0.11 33.70 06:00:07 all 30.82 0.00 1.01 0.32 0.07 67.78 06:00:07 0 23.78 0.00 0.92 0.21 0.07 75.02 06:00:07 1 25.76 0.00 0.89 0.08 0.07 73.21 06:00:07 2 28.17 0.00 1.15 0.66 0.07 69.94 06:00:07 3 45.58 0.00 1.06 0.32 0.08 52.96 Average: all 52.68 0.00 1.98 0.93 0.10 44.30 Average: 0 50.40 0.00 2.16 0.72 0.10 46.62 Average: 1 49.90 0.00 1.84 1.23 0.09 46.93 Average: 2 52.22 0.00 1.95 1.32 0.10 44.41 Average: 3 58.20 0.00 1.98 0.46 0.10 39.25