---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-466544 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 13G 65G 17% / 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 626 8105 4 7257 15020 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:39:ce:6a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.143/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82686sec preferred_lft 82686sec inet6 fe80::f816:3eff:fe39:ce6a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:63:3b:fc:e8:91 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-466544) 03/13/26 _x86_64_ (4 CPU) 22:48:01 LINUX RESTART (4 CPU) 22:50:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:00:07 1.36 0.04 1.30 0.01 1.63 17.27 0.76 23:10:07 1.08 0.01 1.08 0.00 0.04 12.97 0.00 23:20:07 1.11 0.00 1.10 0.00 0.01 12.72 0.00 23:30:07 1.02 0.00 1.02 0.00 0.00 12.07 0.00 23:40:07 13.75 11.89 1.85 0.01 132.32 32.51 0.11 Average: 3.66 2.39 1.27 0.00 26.80 17.51 0.17 22:50:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:00:07 13789056 15527396 491964 3.00 54200 1911148 1125860 6.46 193584 2141564 56 23:10:07 13789648 15528512 490712 3.00 54540 1911288 1125924 6.46 193932 2143128 52 23:20:07 13789928 15529196 490020 2.99 54920 1911292 1125924 6.46 194312 2143656 52 23:30:07 13789176 15528784 490404 3.00 55248 1911304 1125988 6.46 194632 2144596 288 23:40:07 13723660 15513076 498216 3.04 58412 1950848 1126052 6.46 232728 2148516 192 Average: 13776294 15525393 492263 3.01 55464 1919176 1125950 6.46 201838 2144292 128 22:50:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:00:07 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 23:00:07 ens3 0.52 0.12 0.10 0.04 0.00 0.00 0.00 0.00 23:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:10:07 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 23:10:07 ens3 0.48 0.13 0.09 0.05 0.00 0.00 0.00 0.00 23:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:20:07 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 23:20:07 ens3 0.32 0.09 0.05 0.02 0.00 0.00 0.00 0.00 23:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:30:07 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 23:30:07 ens3 0.41 0.11 0.07 0.03 0.00 0.00 0.00 0.00 23:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:40:07 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 23:40:07 ens3 0.35 0.11 0.08 0.04 0.00 0.00 0.00 0.00 23:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 0.42 0.11 0.08 0.03 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-466544) 03/13/26 _x86_64_ (4 CPU) 22:48:01 LINUX RESTART (4 CPU) 22:50:07 CPU %user %nice %system %iowait %steal %idle 23:00:07 all 0.11 0.00 0.03 0.01 0.02 99.82 23:00:07 0 0.04 0.00 0.04 0.02 0.03 99.87 23:00:07 1 0.04 0.00 0.03 0.01 0.02 99.91 23:00:07 2 0.02 0.00 0.03 0.00 0.01 99.94 23:00:07 3 0.35 0.00 0.03 0.03 0.03 99.57 23:10:07 all 0.14 0.00 0.03 0.01 0.02 99.80 23:10:07 0 0.02 0.00 0.02 0.04 0.02 99.91 23:10:07 1 0.02 0.00 0.03 0.00 0.02 99.93 23:10:07 2 0.38 0.00 0.03 0.00 0.02 99.56 23:10:07 3 0.14 0.00 0.02 0.00 0.02 99.82 23:20:07 all 0.11 0.00 0.03 0.01 0.02 99.84 23:20:07 0 0.02 0.00 0.02 0.03 0.02 99.90 23:20:07 1 0.21 0.00 0.03 0.00 0.02 99.74 23:20:07 2 0.02 0.00 0.02 0.00 0.01 99.95 23:20:07 3 0.19 0.00 0.03 0.00 0.03 99.75 23:30:07 all 0.14 0.00 0.03 0.01 0.02 99.80 23:30:07 0 0.01 0.00 0.02 0.02 0.02 99.93 23:30:07 1 0.02 0.00 0.03 0.00 0.03 99.92 23:30:07 2 0.03 0.00 0.04 0.00 0.02 99.91 23:30:07 3 0.51 0.00 0.03 0.00 0.02 99.44 23:40:07 all 0.13 0.08 0.04 0.08 0.02 99.64 23:40:07 0 0.02 0.01 0.02 0.05 0.02 99.89 23:40:07 1 0.11 0.01 0.04 0.00 0.03 99.81 23:40:07 2 0.23 0.00 0.02 0.00 0.01 99.73 23:40:07 3 0.15 0.31 0.09 0.28 0.03 99.14 Average: all 0.13 0.02 0.03 0.02 0.02 99.78 Average: 0 0.02 0.00 0.02 0.03 0.02 99.90 Average: 1 0.08 0.00 0.03 0.00 0.02 99.86 Average: 2 0.14 0.00 0.03 0.00 0.02 99.82 Average: 3 0.27 0.06 0.04 0.06 0.02 99.55