---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-28599 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 8.5G 69G 11% / 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 656 12621 4 2711 15007 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:13:4c:1b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.200/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82786sec preferred_lft 82786sec inet6 fe80::f816:3eff:fe13:4c1b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:67:b6:25:cd:ba 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-28599) 03/04/26 _x86_64_ (4 CPU) 14:46:10 LINUX RESTART (4 CPU) 14:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:00:00 4.22 0.42 3.54 0.25 405.19 408.65 4120.92 15:10:00 1.53 0.01 1.52 0.00 0.04 17.87 0.00 15:20:00 1.48 0.00 1.48 0.00 0.01 16.85 0.00 15:30:00 1.52 0.00 1.52 0.00 0.00 17.24 0.00 15:40:01 1.54 0.00 1.54 0.00 0.00 17.07 0.00 Average: 2.06 0.08 1.92 0.05 81.09 95.57 824.56 14:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:00:00 13557256 15515796 500232 3.06 57904 2125960 1137288 6.53 339944 2218916 0 15:10:00 13558088 15517236 499008 3.05 58524 2125964 1137352 6.53 340536 2219820 8 15:20:00 13558588 15518452 497852 3.04 59088 2126112 1137352 6.53 341112 2220776 180 15:30:00 13558116 15518592 497812 3.04 59656 2126120 1137352 6.53 341704 2221624 8 15:40:01 13555848 15517036 499308 3.05 60240 2126256 1137480 6.53 342268 2226744 8 Average: 13557579 15517422 498842 3.05 59082 2126082 1137365 6.53 341113 2221576 41 14:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:00:00 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 15:00:00 ens3 9.88 5.78 128.06 0.48 0.00 0.00 0.00 0.00 15:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 15:10:00 ens3 0.29 0.12 0.07 0.04 0.00 0.00 0.00 0.00 15:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 15:20:00 ens3 0.23 0.07 0.04 0.02 0.00 0.00 0.00 0.00 15:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 15:30:00 ens3 0.16 0.09 0.04 0.02 0.00 0.00 0.00 0.00 15:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 15:40:01 ens3 0.32 0.24 0.05 0.45 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 2.18 1.26 25.67 0.20 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-28599) 03/04/26 _x86_64_ (4 CPU) 14:46:10 LINUX RESTART (4 CPU) 14:50:00 CPU %user %nice %system %iowait %steal %idle 15:00:00 all 0.31 0.00 0.10 0.06 0.02 99.51 15:00:00 0 0.36 0.00 0.09 0.02 0.02 99.51 15:00:00 1 0.41 0.00 0.10 0.18 0.01 99.30 15:00:00 2 0.14 0.00 0.13 0.04 0.02 99.67 15:00:00 3 0.31 0.00 0.09 0.01 0.02 99.57 15:10:00 all 0.10 0.00 0.03 0.01 0.02 99.85 15:10:00 0 0.04 0.00 0.03 0.00 0.02 99.91 15:10:00 1 0.29 0.00 0.03 0.03 0.02 99.64 15:10:00 2 0.05 0.00 0.02 0.00 0.02 99.92 15:10:00 3 0.01 0.00 0.02 0.00 0.02 99.95 15:20:00 all 0.12 0.00 0.03 0.01 0.01 99.83 15:20:00 0 0.03 0.00 0.03 0.00 0.01 99.92 15:20:00 1 0.18 0.00 0.03 0.02 0.01 99.75 15:20:00 2 0.24 0.00 0.03 0.00 0.01 99.71 15:20:00 3 0.02 0.00 0.02 0.00 0.01 99.95 15:30:00 all 0.12 0.00 0.02 0.01 0.01 99.84 15:30:00 0 0.02 0.00 0.02 0.00 0.01 99.96 15:30:00 1 0.02 0.00 0.03 0.03 0.01 99.91 15:30:00 2 0.40 0.00 0.03 0.00 0.02 99.55 15:30:00 3 0.02 0.00 0.03 0.00 0.01 99.94 15:40:01 all 0.02 0.00 0.02 0.01 0.01 99.93 15:40:01 0 0.01 0.00 0.01 0.00 0.01 99.97 15:40:01 1 0.03 0.00 0.04 0.03 0.02 99.89 15:40:01 2 0.02 0.00 0.02 0.00 0.01 99.95 15:40:01 3 0.04 0.00 0.03 0.00 0.02 99.91 Average: all 0.13 0.00 0.04 0.02 0.01 99.79 Average: 0 0.09 0.00 0.04 0.01 0.01 99.85 Average: 1 0.19 0.00 0.04 0.06 0.01 99.70 Average: 2 0.17 0.00 0.05 0.01 0.02 99.76 Average: 3 0.08 0.00 0.04 0.00 0.02 99.86