---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-19352 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 18G 61G 23% / 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 690 11419 4 3878 14932 Swap: 1023 16 1007 ---> 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:a2:3f:9f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.149/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79285sec preferred_lft 79285sec inet6 fe80::f816:3eff:fea2:3f9f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:9e:cf:72:23:0a 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-16g-19352) 02/20/26 _x86_64_ (4 CPU) 13:10:08 LINUX RESTART (4 CPU) 13:20:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:30:01 81.54 28.24 50.34 2.96 446.13 5441.20 3119.14 13:40:02 13.30 0.79 11.88 0.64 13.66 338.12 838.40 13:50:09 8.32 0.94 6.97 0.41 13.94 253.78 1805.76 14:00:01 15.78 0.24 14.83 0.72 2.58 698.29 744.74 14:10:09 14.75 0.07 14.03 0.65 1.36 440.84 297.20 14:20:09 5.03 0.03 4.82 0.17 0.49 138.97 44.23 14:30:01 5.20 0.01 5.01 0.17 1.39 155.79 89.73 14:40:09 5.74 0.04 5.51 0.19 1.87 159.62 54.96 14:50:09 9.93 0.02 9.45 0.46 0.47 558.82 177.63 15:00:01 4.68 0.04 4.48 0.17 0.70 154.95 48.32 Average: 16.35 3.01 12.69 0.65 47.76 827.97 720.56 13:20:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:30:01 2475328 5134056 10779664 65.84 262092 2478196 12179360 69.91 1901748 11494152 1268 13:40:02 3423348 6104676 9809840 59.91 263852 2498984 11100052 63.71 1932900 10498240 356 13:50:09 6958448 9659852 6257372 38.22 264844 2518096 6971512 40.02 1940376 6971764 120 14:00:01 10777300 13605708 2313624 14.13 270136 2637720 3057924 17.55 1990652 3129264 252 14:10:09 8519896 11409732 4508428 27.54 272180 2697000 5268256 30.24 1995436 5375584 92 14:20:09 8349148 11256620 4661344 28.47 272780 2714000 5351928 30.72 1997016 5527280 384 14:30:01 6939648 9868316 6048960 36.94 273360 2734660 6707016 38.50 1999216 6933536 436 14:40:09 6982144 9931796 5985608 36.56 274024 2754956 6700940 38.46 2002968 6899956 80 14:50:09 8364548 11437808 4480184 27.36 277940 2869624 5188228 29.78 2011664 5498504 88 15:00:01 8161900 11259848 4658100 28.45 278504 2893656 5252288 30.15 2020024 5689256 288 Average: 7095171 9966841 5950312 36.34 270971 2679689 6777750 38.90 1979200 6801754 336 13:20:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:30:01 lo 27.19 27.19 18.30 18.30 0.00 0.00 0.00 0.00 13:30:01 ens3 2.10 1.87 0.64 0.54 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 13:40:02 lo 47.11 47.11 19.69 19.69 0.00 0.00 0.00 0.00 13:40:02 ens3 1.40 1.13 0.30 0.25 0.00 0.00 0.00 0.00 13:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:09 lo 8.93 8.93 5.56 5.56 0.00 0.00 0.00 0.00 13:50:09 ens3 0.87 0.77 0.11 0.92 0.00 0.00 0.00 0.00 13:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:01 lo 11.31 11.31 5.54 5.54 0.00 0.00 0.00 0.00 14:00:01 ens3 1.06 0.87 0.32 0.25 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 14:10:09 lo 19.60 19.60 10.27 10.27 0.00 0.00 0.00 0.00 14:10:09 ens3 1.13 0.83 0.32 0.24 0.00 0.00 0.00 0.00 14:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:09 lo 22.46 22.46 8.90 8.90 0.00 0.00 0.00 0.00 14:20:09 ens3 0.69 0.60 0.14 0.11 0.00 0.00 0.00 0.00 14:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:01 lo 26.56 26.56 11.54 11.54 0.00 0.00 0.00 0.00 14:30:01 ens3 0.64 0.45 0.12 0.09 0.00 0.00 0.00 0.00 14:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:09 lo 12.31 12.31 7.64 7.64 0.00 0.00 0.00 0.00 14:40:09 ens3 0.68 0.46 0.17 0.12 0.00 0.00 0.00 0.00 14:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:09 lo 17.95 17.95 10.08 10.08 0.00 0.00 0.00 0.00 14:50:09 ens3 0.83 0.71 0.23 0.18 0.00 0.00 0.00 0.00 14:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:01 lo 17.13 17.13 7.04 7.04 0.00 0.00 0.00 0.00 15:00:01 ens3 0.69 0.52 0.16 0.12 0.00 0.00 0.00 0.00 15:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.03 21.03 10.45 10.45 0.00 0.00 0.00 0.00 Average: ens3 1.01 0.82 0.25 0.28 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-16g-19352) 02/20/26 _x86_64_ (4 CPU) 13:10:08 LINUX RESTART (4 CPU) 13:20:09 CPU %user %nice %system %iowait %steal %idle 13:30:01 all 58.43 0.00 2.25 0.25 0.10 38.97 13:30:01 0 57.87 0.00 2.01 0.15 0.10 39.87 13:30:01 1 59.01 0.00 2.46 0.36 0.10 38.07 13:30:01 2 58.07 0.00 2.25 0.24 0.11 39.34 13:30:01 3 58.79 0.00 2.27 0.24 0.11 38.59 13:40:02 all 26.86 0.00 1.12 0.23 0.11 71.69 13:40:02 0 26.48 0.00 1.15 0.08 0.11 72.18 13:40:02 1 27.12 0.00 1.20 0.11 0.11 71.47 13:40:02 2 26.86 0.00 1.08 0.14 0.10 71.82 13:40:02 3 26.97 0.00 1.03 0.61 0.11 71.29 13:50:09 all 16.12 0.00 0.63 0.03 0.08 83.14 13:50:09 0 14.97 0.00 0.65 0.04 0.08 84.26 13:50:09 1 16.40 0.00 0.54 0.04 0.09 82.94 13:50:09 2 16.69 0.00 0.70 0.02 0.08 82.51 13:50:09 3 16.40 0.00 0.62 0.04 0.08 82.86 14:00:01 all 21.69 0.00 0.78 0.05 0.08 77.39 14:00:01 0 21.74 0.00 0.75 0.03 0.08 77.40 14:00:01 1 21.31 0.00 0.81 0.13 0.09 77.66 14:00:01 2 21.80 0.00 0.73 0.02 0.08 77.37 14:00:01 3 21.92 0.00 0.83 0.05 0.09 77.12 14:10:09 all 24.64 0.00 0.80 0.04 0.08 74.43 14:10:09 0 24.37 0.00 0.71 0.02 0.08 74.82 14:10:09 1 24.81 0.00 0.83 0.11 0.08 74.17 14:10:09 2 24.59 0.00 0.82 0.03 0.08 74.48 14:10:09 3 24.79 0.00 0.86 0.02 0.09 74.24 14:20:09 all 8.32 0.00 0.45 0.02 0.08 91.14 14:20:09 0 8.67 0.00 0.40 0.02 0.07 90.84 14:20:09 1 8.14 0.00 0.48 0.02 0.08 91.29 14:20:09 2 8.36 0.00 0.45 0.04 0.08 91.08 14:20:09 3 8.11 0.00 0.47 0.01 0.07 91.33 14:30:01 all 10.56 0.00 0.55 0.02 0.08 88.79 14:30:01 0 10.17 0.00 0.59 0.03 0.07 89.15 14:30:01 1 10.47 0.00 0.55 0.01 0.08 88.89 14:30:01 2 10.80 0.00 0.54 0.04 0.09 88.53 14:30:01 3 10.79 0.00 0.51 0.01 0.08 88.61 14:40:09 all 9.31 0.00 0.49 0.02 0.08 90.10 14:40:09 0 9.42 0.00 0.37 0.03 0.07 90.11 14:40:09 1 9.51 0.00 0.58 0.01 0.08 89.82 14:40:09 2 9.46 0.00 0.54 0.01 0.08 89.91 14:40:09 3 8.86 0.00 0.47 0.03 0.08 90.56 14:50:09 all 13.37 0.00 0.58 0.04 0.08 85.93 14:50:09 0 13.41 0.00 0.55 0.04 0.08 85.93 14:50:09 1 13.37 0.00 0.70 0.07 0.09 85.77 14:50:09 2 13.41 0.00 0.51 0.02 0.09 85.97 14:50:09 3 13.27 0.00 0.57 0.02 0.08 86.05 15:00:01 all 7.99 0.00 0.40 0.02 0.07 91.52 15:00:01 0 8.02 0.00 0.38 0.01 0.07 91.52 15:00:01 1 8.48 0.00 0.45 0.01 0.08 90.98 15:00:01 2 7.44 0.00 0.41 0.02 0.07 92.06 15:00:01 3 8.01 0.00 0.37 0.04 0.07 91.51 Average: all 19.68 0.00 0.80 0.07 0.08 79.36 Average: 0 19.45 0.00 0.75 0.04 0.08 79.67 Average: 1 19.81 0.00 0.86 0.08 0.09 79.16 Average: 2 19.70 0.00 0.80 0.06 0.09 79.36 Average: 3 19.74 0.00 0.80 0.11 0.08 79.27