---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-53489 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 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 699 9438 4 5851 14947 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:51:b6:5d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.125/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84403sec preferred_lft 84403sec inet6 fe80::f816:3eff:fe51:b65d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:85:3f:42:f8:50 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-53489) 03/27/26 _x86_64_ (4 CPU) 10:39:30 LINUX RESTART (4 CPU) 10:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:01 55.63 4.91 47.48 3.24 286.27 5704.88 40571.90 11:00:12 8.74 0.01 7.45 1.28 0.14 627.74 20301.75 11:10:12 38.09 0.60 32.40 5.09 19.81 8147.23 15786.99 Average: 34.01 1.83 28.99 3.19 101.54 4801.24 25528.41 10:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:01 9732792 13061304 2898488 17.70 126472 3331924 3156400 18.12 657268 5599164 1424 11:00:12 9570132 13055724 2902212 17.73 136560 3464168 3125960 17.94 691016 5709788 1532 11:10:12 9712740 15347712 600052 3.66 175228 5473976 1095432 6.29 1568464 4557968 8 Average: 9671888 13821580 2133584 13.03 146087 4090023 2459264 14.12 972249 5288973 988 10:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:01 lo 5.75 5.75 1.22 1.22 0.00 0.00 0.00 0.00 10:50:01 ens3 118.83 92.91 974.93 20.62 0.00 0.00 0.00 0.00 10:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:12 lo 58.09 58.09 14.71 14.71 0.00 0.00 0.00 0.00 11:00:12 ens3 5.42 4.81 4.43 1.79 0.00 0.00 0.00 0.00 11:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:12 lo 2431.01 2431.01 2339.49 2339.49 0.00 0.00 0.00 0.00 11:10:12 ens3 80.95 72.14 472.87 241.97 0.00 0.00 0.00 0.00 11:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 826.47 826.47 780.04 780.04 0.00 0.00 0.00 0.00 Average: ens3 68.04 56.32 481.36 87.56 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-53489) 03/27/26 _x86_64_ (4 CPU) 10:39:30 LINUX RESTART (4 CPU) 10:40:00 CPU %user %nice %system %iowait %steal %idle 10:50:01 all 32.86 0.00 1.38 0.36 0.07 65.33 10:50:01 0 32.81 0.00 1.42 0.21 0.07 65.49 10:50:01 1 32.78 0.00 1.22 0.30 0.07 65.63 10:50:01 2 33.46 0.00 1.38 0.25 0.08 64.83 10:50:01 3 32.38 0.00 1.50 0.67 0.08 65.39 11:00:12 all 15.27 0.00 0.77 0.05 0.10 83.81 11:00:12 0 15.50 0.00 0.80 0.09 0.10 83.52 11:00:12 1 14.98 0.00 0.84 0.07 0.10 84.01 11:00:12 2 15.36 0.00 0.72 0.02 0.10 83.81 11:00:12 3 15.26 0.00 0.71 0.02 0.10 83.91 11:10:12 all 50.40 0.00 2.60 0.18 0.08 46.74 11:10:12 0 48.76 0.00 2.71 0.23 0.09 48.21 11:10:12 1 51.95 0.00 2.55 0.19 0.09 45.23 11:10:12 2 53.54 0.00 2.50 0.17 0.08 43.71 11:10:12 3 47.35 0.00 2.63 0.11 0.08 49.83 Average: all 32.73 0.00 1.58 0.19 0.08 65.41 Average: 0 32.24 0.00 1.64 0.17 0.09 65.86 Average: 1 33.12 0.00 1.53 0.19 0.08 65.08 Average: 2 34.01 0.00 1.53 0.15 0.09 64.23 Average: 3 31.56 0.00 1.61 0.26 0.08 66.49