---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-9600 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 11G 67G 14% / 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 645 9804 4 5538 15001 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:1a:2e:2f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.187/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84320sec preferred_lft 84320sec inet6 fe80::f816:3eff:fe1a:2e2f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:0d:ee:7d:67:8f 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-9600) 02/12/26 _x86_64_ (4 CPU) 00:37:03 LINUX RESTART (4 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:12 44.78 2.87 36.96 4.95 736.34 3764.08 104899.55 01:00:01 10.63 0.20 9.48 0.96 6.02 1534.91 4917.56 01:10:01 26.44 0.32 22.41 3.70 16.86 5739.52 33294.24 Average: 27.49 1.15 23.12 3.23 257.55 3693.17 48316.28 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:12 9898344 13401060 2558428 15.63 145848 3496808 2925076 16.79 844504 5263420 38204 01:00:01 9456940 13435080 2521256 15.40 162784 3923500 2825752 16.22 964840 5545848 117192 01:10:01 10097332 15414652 534392 3.26 183024 5177368 1087748 6.24 1522960 4278744 12980 Average: 9817539 14083597 1871359 11.43 163885 4199225 2279525 13.08 1110768 5029337 56125 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:12 lo 17.84 17.84 3.83 3.83 0.00 0.00 0.00 0.00 00:50:12 ens3 69.85 53.34 663.35 10.64 0.00 0.00 0.00 0.00 00:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:01 lo 604.23 604.23 540.96 540.96 0.00 0.00 0.00 0.00 01:00:01 ens3 29.53 21.86 275.97 4.52 0.00 0.00 0.00 0.00 01:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:10:01 lo 1333.24 1333.24 1291.88 1291.88 0.00 0.00 0.00 0.00 01:10:01 ens3 92.27 88.72 226.84 651.71 0.00 0.00 0.00 0.00 01:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 648.18 648.18 608.94 608.94 0.00 0.00 0.00 0.00 Average: ens3 64.13 54.83 391.09 222.33 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-9600) 02/12/26 _x86_64_ (4 CPU) 00:37:03 LINUX RESTART (4 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:12 all 34.84 0.00 1.48 0.47 0.12 63.10 00:50:12 0 35.13 0.00 1.57 0.52 0.12 62.66 00:50:12 1 35.16 0.00 1.58 0.56 0.11 62.59 00:50:12 2 32.84 0.00 1.36 0.25 0.12 65.43 00:50:12 3 36.23 0.00 1.40 0.55 0.11 61.72 01:00:01 all 21.05 0.00 1.22 0.10 0.11 77.51 01:00:01 0 20.86 0.00 1.32 0.05 0.11 77.66 01:00:01 1 21.39 0.00 1.13 0.09 0.11 77.28 01:00:01 2 20.28 0.00 1.19 0.24 0.11 78.18 01:00:01 3 21.69 0.00 1.23 0.03 0.11 76.94 01:10:01 all 42.85 0.00 2.10 1.00 0.11 53.94 01:10:01 0 42.44 0.00 2.18 1.54 0.11 53.74 01:10:01 1 44.14 0.00 1.92 1.84 0.10 52.00 01:10:01 2 42.47 0.00 2.31 0.30 0.11 54.81 01:10:01 3 42.35 0.00 2.00 0.30 0.11 55.23 Average: all 32.99 0.00 1.60 0.52 0.11 64.77 Average: 0 32.90 0.00 1.69 0.70 0.11 64.59 Average: 1 33.64 0.00 1.55 0.83 0.11 63.87 Average: 2 31.94 0.00 1.62 0.26 0.11 66.07 Average: 3 33.50 0.00 1.55 0.30 0.11 64.55