---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-21229 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 707 10311 4 4969 14939 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:98:d7:e7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.198/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82699sec preferred_lft 82699sec inet6 fe80::f816:3eff:fe98:d7e7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:a4:41:6f:f0:b4 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-21229) 02/26/26 _x86_64_ (4 CPU) 11:27:27 LINUX RESTART (4 CPU) 11:30:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:40:02 16.50 0.43 3.05 13.02 405.49 396.71 242945.68 11:50:01 1.32 0.01 1.32 0.00 0.04 15.75 0.00 12:00:02 1.15 0.00 1.15 0.00 0.00 13.71 0.00 12:10:02 48.27 4.04 43.26 0.97 251.65 4232.41 2252.47 12:20:01 14.11 0.86 12.12 1.12 28.47 2551.14 2505.82 Average: 16.27 1.07 12.18 3.02 137.20 1441.29 49568.40 11:30:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:40:02 13557976 15509304 506880 3.10 57144 2119440 1133708 6.51 343640 2215132 172 11:50:01 13557220 15509008 507216 3.10 57588 2119452 1133884 6.51 344088 2223152 200 12:00:02 13557748 15510012 506300 3.09 57916 2119584 1133900 6.51 344424 2222976 176 12:10:02 10155332 13341100 2620920 16.01 122080 3214408 3216252 18.46 655832 5202320 29640 12:20:01 8713440 13054584 2898024 17.70 164688 4229424 3016796 17.32 885732 6299260 418296 Average: 11908343 14584802 1407868 8.60 91883 2760462 1926908 11.06 514743 3632568 89697 11:30:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:40:02 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 11:40:02 ens3 6.52 2.64 127.94 0.30 0.00 0.00 0.00 0.00 11:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:50:01 ens3 1.71 0.85 0.28 0.77 0.00 0.00 0.00 0.00 11:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:00:02 ens3 0.45 0.12 0.09 0.05 0.00 0.00 0.00 0.00 12:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:02 lo 0.74 0.74 0.08 0.08 0.00 0.00 0.00 0.00 12:10:02 ens3 110.19 84.19 921.95 16.84 0.00 0.00 0.00 0.00 12:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:01 lo 108.07 108.07 101.79 101.79 0.00 0.00 0.00 0.00 12:20:01 ens3 95.69 70.99 369.48 19.40 0.00 0.00 0.00 0.00 12:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.78 21.78 20.33 20.33 0.00 0.00 0.00 0.00 Average: ens3 42.88 31.74 283.90 7.46 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-21229) 02/26/26 _x86_64_ (4 CPU) 11:27:27 LINUX RESTART (4 CPU) 11:30:02 CPU %user %nice %system %iowait %steal %idle 11:40:02 all 0.38 0.00 0.12 3.27 0.02 96.22 11:40:02 0 0.23 0.00 0.11 0.07 0.02 99.57 11:40:02 1 0.49 0.00 0.15 2.27 0.02 97.07 11:40:02 2 0.51 0.00 0.12 10.65 0.01 88.72 11:40:02 3 0.29 0.00 0.10 0.07 0.01 99.52 11:50:01 all 0.24 0.00 0.03 0.05 0.01 99.66 11:50:01 0 0.02 0.00 0.03 0.05 0.01 99.89 11:50:01 1 0.41 0.00 0.03 0.15 0.02 99.39 11:50:01 2 0.51 0.00 0.05 0.01 0.02 99.41 11:50:01 3 0.03 0.00 0.03 0.00 0.01 99.93 12:00:02 all 0.10 0.00 0.03 0.01 0.01 99.85 12:00:02 0 0.30 0.00 0.02 0.01 0.01 99.66 12:00:02 1 0.03 0.00 0.03 0.03 0.01 99.90 12:00:02 2 0.02 0.00 0.02 0.00 0.01 99.94 12:00:02 3 0.04 0.00 0.04 0.00 0.02 99.89 12:10:02 all 32.57 0.00 1.34 0.28 0.06 65.74 12:10:02 0 33.12 0.00 1.12 0.12 0.06 65.57 12:10:02 1 32.65 0.00 1.36 0.48 0.07 65.45 12:10:02 2 32.15 0.00 1.50 0.10 0.06 66.19 12:10:02 3 32.37 0.00 1.39 0.42 0.06 65.76 12:20:01 all 71.49 0.00 2.29 0.03 0.12 26.07 12:20:01 0 71.29 0.00 2.20 0.04 0.12 26.35 12:20:01 1 71.63 0.00 2.22 0.01 0.11 26.03 12:20:01 2 71.18 0.00 2.43 0.02 0.12 26.25 12:20:01 3 71.86 0.00 2.30 0.05 0.12 25.66 Average: all 20.89 0.00 0.76 0.73 0.04 77.58 Average: 0 20.96 0.00 0.69 0.06 0.04 78.25 Average: 1 20.97 0.00 0.75 0.59 0.05 77.64 Average: 2 20.79 0.00 0.82 2.16 0.04 76.19 Average: 3 20.85 0.00 0.77 0.11 0.05 78.22