---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-22403 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: 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 686 9469 4 5833 14959 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:ee:97:2f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.240/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83063sec preferred_lft 83063sec inet6 fe80::f816:3eff:feee:972f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:32:9f:64:b9:1a 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-22403) 02/26/26 _x86_64_ (4 CPU) 13:07:21 LINUX RESTART (4 CPU) 13:10:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:10 1.79 0.04 1.74 0.01 1.74 21.89 219.76 13:30:01 1.48 0.01 1.47 0.00 0.07 17.55 0.00 13:40:25 50.75 4.50 43.21 3.04 262.72 5254.18 29843.75 13:50:32 9.25 0.00 7.89 1.36 0.03 658.45 35023.12 14:00:01 36.52 0.45 31.28 4.79 16.55 8618.10 10711.93 Average: 20.11 1.04 17.25 1.83 58.51 2884.20 15455.47 13:10:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:10 13793116 15522660 496492 3.03 53988 1902848 1139884 6.54 192328 2126024 44 13:30:01 13792864 15523208 495828 3.03 54608 1902996 1139884 6.54 192944 2127184 236 13:40:25 9762148 13045820 2914220 17.80 126596 3289500 3150264 18.08 656332 5570064 3024 13:50:32 9903452 13347052 2611832 15.95 137460 3423576 2933504 16.84 691008 5391632 5384 14:00:01 9749836 15364748 583612 3.56 174064 5457216 1106528 6.35 1580952 4531296 740 Average: 11400283 14560698 1420397 8.68 109343 3195227 1894013 10.87 662713 3949240 1886 13:10:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:10 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 13:20:10 ens3 0.84 0.20 0.21 0.10 0.00 0.00 0.00 0.00 13:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:30:01 ens3 0.48 0.08 0.06 0.02 0.00 0.00 0.00 0.00 13:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:25 lo 9.69 9.69 2.18 2.18 0.00 0.00 0.00 0.00 13:40:25 ens3 111.11 84.04 860.21 17.74 0.00 0.00 0.00 0.00 13:40:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:32 lo 56.65 56.65 14.57 14.57 0.00 0.00 0.00 0.00 13:50:32 ens3 7.99 6.07 4.63 1.88 0.00 0.00 0.00 0.00 13:50:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:01 lo 2561.01 2561.01 2466.21 2466.21 0.00 0.00 0.00 0.00 14:00:01 ens3 87.04 69.19 494.34 111.17 0.00 0.00 0.00 0.00 14:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 501.76 501.76 473.52 473.52 0.00 0.00 0.00 0.00 Average: ens3 41.73 32.07 275.27 25.31 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-22403) 02/26/26 _x86_64_ (4 CPU) 13:07:21 LINUX RESTART (4 CPU) 13:10:17 CPU %user %nice %system %iowait %steal %idle 13:20:10 all 0.12 0.00 0.03 0.10 0.01 99.74 13:20:10 0 0.04 0.00 0.04 0.04 0.01 99.86 13:20:10 1 0.03 0.00 0.03 0.02 0.01 99.91 13:20:10 2 0.02 0.00 0.01 0.01 0.01 99.95 13:20:10 3 0.37 0.00 0.04 0.32 0.02 99.25 13:30:01 all 0.24 0.00 0.02 0.01 0.01 99.71 13:30:01 0 0.01 0.00 0.03 0.04 0.01 99.92 13:30:01 1 0.45 0.00 0.04 0.00 0.01 99.50 13:30:01 2 0.01 0.00 0.02 0.00 0.01 99.96 13:30:01 3 0.50 0.00 0.02 0.00 0.02 99.46 13:40:25 all 34.03 0.00 1.74 0.62 0.09 63.53 13:40:25 0 32.13 0.00 1.56 0.87 0.09 65.35 13:40:25 1 32.59 0.00 1.68 0.85 0.08 64.80 13:40:25 2 36.77 0.00 1.52 0.54 0.09 61.08 13:40:25 3 34.62 0.00 2.20 0.21 0.09 62.88 13:50:32 all 16.48 0.00 0.86 0.08 0.09 82.49 13:50:32 0 16.30 0.00 0.82 0.08 0.09 82.70 13:50:32 1 16.15 0.00 0.94 0.02 0.09 82.80 13:50:32 2 17.09 0.00 0.90 0.11 0.08 81.81 13:50:32 3 16.36 0.00 0.78 0.11 0.09 82.66 14:00:01 all 54.48 0.00 2.95 0.69 0.11 41.77 14:00:01 0 53.79 0.00 2.58 1.07 0.11 42.46 14:00:01 1 55.09 0.00 3.23 0.51 0.11 41.06 14:00:01 2 54.17 0.00 3.27 0.72 0.11 41.74 14:00:01 3 54.89 0.00 2.72 0.45 0.11 41.83 Average: all 20.89 0.00 1.11 0.30 0.06 77.64 Average: 0 20.27 0.00 1.00 0.42 0.06 78.25 Average: 1 20.66 0.00 1.17 0.28 0.06 77.82 Average: 2 21.46 0.00 1.13 0.28 0.06 77.08 Average: 3 21.17 0.00 1.15 0.22 0.07 77.41