---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-441122 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: 5600.00 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 748 9291 4 5949 14898 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:ef:e5:ba brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.227/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84071sec preferred_lft 84071sec inet6 fe80::f816:3eff:feef:e5ba/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:aa:42:85:1a:97 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-441122) 03/11/26 _x86_64_ (4 CPU) 10:06:20 LINUX RESTART (4 CPU) 10:10:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:11 18.95 2.73 14.80 1.42 541.05 4235.05 17904.66 10:30:12 60.99 0.33 50.06 10.60 9.82 4384.85 19881.18 10:40:13 34.73 0.24 28.44 6.05 10.99 5074.68 10445.13 Average: 38.22 1.10 31.10 6.02 187.28 4564.84 16077.28 10:10:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:11 9881852 13595124 2361088 14.42 161880 3654852 2639644 15.15 749732 5323632 104232 10:30:12 8455444 13053100 2895732 17.69 207384 4420736 3306076 18.98 951400 6483524 95000 10:40:13 9617544 15341920 601860 3.68 242760 5448584 1113764 6.39 1344072 4830268 48 Average: 9318280 13996715 1952893 11.93 204008 4508057 2353161 13.51 1015068 5545808 66427 10:10:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:11 lo 1.35 1.35 0.14 0.14 0.00 0.00 0.00 0.00 10:20:11 ens3 114.37 88.08 739.58 21.74 0.00 0.00 0.00 0.00 10:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:12 lo 5304.71 5304.71 5058.61 5058.61 0.00 0.00 0.00 0.00 10:30:12 ens3 99.48 73.91 304.10 22.61 0.00 0.00 0.00 0.00 10:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:13 lo 2705.79 2705.79 2572.61 2572.61 0.00 0.00 0.00 0.00 10:40:13 ens3 97.51 84.16 107.36 108.54 0.00 0.00 0.00 0.00 10:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2670.79 2670.79 2543.95 2543.95 0.00 0.00 0.00 0.00 Average: ens3 103.79 82.05 383.68 50.96 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-441122) 03/11/26 _x86_64_ (4 CPU) 10:06:20 LINUX RESTART (4 CPU) 10:10:10 CPU %user %nice %system %iowait %steal %idle 10:20:11 all 66.42 0.00 2.33 0.07 0.10 31.07 10:20:11 0 64.71 0.00 1.97 0.07 0.11 33.14 10:20:11 1 67.14 0.00 2.58 0.10 0.10 30.08 10:20:11 2 68.35 0.00 2.39 0.05 0.10 29.10 10:20:11 3 65.50 0.00 2.39 0.05 0.10 31.96 10:30:12 all 61.55 0.00 4.03 0.23 0.11 34.10 10:30:12 0 60.34 0.00 3.98 0.09 0.10 35.49 10:30:12 1 62.12 0.00 3.99 0.26 0.11 33.52 10:30:12 2 61.90 0.00 4.06 0.41 0.11 33.53 10:30:12 3 61.83 0.00 4.07 0.15 0.11 33.85 10:40:13 all 51.47 0.00 2.87 0.19 0.09 45.38 10:40:13 0 50.32 0.00 2.80 0.12 0.09 46.67 10:40:13 1 51.39 0.00 2.90 0.15 0.09 45.47 10:40:13 2 53.61 0.00 3.10 0.34 0.09 42.87 10:40:13 3 50.57 0.00 2.70 0.14 0.09 46.50 Average: all 59.81 0.00 3.08 0.16 0.10 36.85 Average: 0 58.45 0.00 2.92 0.09 0.10 38.44 Average: 1 60.22 0.00 3.16 0.17 0.10 36.36 Average: 2 61.29 0.00 3.18 0.27 0.10 35.16 Average: 3 59.30 0.00 3.06 0.11 0.10 37.44