---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-52761 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 66G 16% / 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 674 8809 4 6505 14972 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:90:5d:e8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.170/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84479sec preferred_lft 84479sec inet6 fe80::f816:3eff:fe90:5de8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:ec:da:33:53:7c 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-52761) 03/25/26 _x86_64_ (4 CPU) 13:39:38 LINUX RESTART (4 CPU) 13:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:50:08 70.24 10.94 55.88 3.43 1393.47 10182.87 9571.87 14:00:08 29.89 0.02 27.02 2.85 0.24 2404.55 12875.57 14:10:08 13.97 0.04 12.90 1.03 1.11 7321.43 7957.05 Average: 38.19 3.70 32.05 2.44 469.40 6653.32 10132.13 13:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:50:08 9513336 12921476 3037992 18.55 133732 3407636 3228396 18.53 655252 5835400 17704 14:00:08 9023788 12848372 3107484 18.98 158772 3764272 3001336 17.23 772968 6128972 11696 14:10:08 6617488 12814292 3134104 19.14 174028 6042156 3051652 17.52 1545800 7709120 351704 Average: 8384871 12861380 3093193 18.89 155511 4404688 3093795 17.76 991340 6557831 127035 13:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:50:08 lo 1449.55 1449.55 1374.63 1374.63 0.00 0.00 0.00 0.00 13:50:08 ens3 151.25 111.53 1232.35 21.50 0.00 0.00 0.00 0.00 13:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:08 lo 1232.89 1232.89 1174.59 1174.59 0.00 0.00 0.00 0.00 14:00:08 ens3 20.81 18.70 41.14 5.89 0.00 0.00 0.00 0.00 14:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:08 lo 2774.48 2774.48 9595.01 9595.01 0.00 0.00 0.00 0.00 14:10:08 ens3 28.38 24.05 99.96 6.90 0.00 0.00 0.00 0.00 14:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1817.20 1817.20 4035.23 4035.23 0.00 0.00 0.00 0.00 Average: ens3 67.22 51.71 461.54 11.48 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-52761) 03/25/26 _x86_64_ (4 CPU) 13:39:38 LINUX RESTART (4 CPU) 13:40:00 CPU %user %nice %system %iowait %steal %idle 13:50:08 all 61.77 0.00 2.73 0.60 0.12 34.78 13:50:08 0 61.92 0.00 2.47 0.48 0.11 35.03 13:50:08 1 63.38 0.00 2.60 0.31 0.12 33.59 13:50:08 2 60.23 0.00 2.69 0.91 0.12 36.05 13:50:08 3 61.57 0.00 3.16 0.71 0.12 34.45 14:00:08 all 64.87 0.00 2.37 0.31 0.13 32.31 14:00:08 0 64.15 0.00 2.51 0.29 0.13 32.92 14:00:08 1 67.15 0.00 2.55 0.23 0.14 29.93 14:00:08 2 64.30 0.00 2.11 0.61 0.13 32.86 14:00:08 3 63.90 0.00 2.32 0.13 0.13 33.52 14:10:08 all 43.81 0.00 1.81 0.45 0.13 53.79 14:10:08 0 44.24 0.00 1.75 0.05 0.16 53.80 14:10:08 1 36.41 0.00 1.73 0.40 0.12 61.34 14:10:08 2 49.31 0.00 1.84 0.22 0.12 48.51 14:10:08 3 45.27 0.00 1.93 1.15 0.13 51.52 Average: all 56.84 0.00 2.31 0.46 0.13 40.27 Average: 0 56.78 0.00 2.25 0.27 0.13 40.57 Average: 1 55.68 0.00 2.30 0.32 0.12 41.59 Average: 2 57.95 0.00 2.22 0.58 0.12 39.13 Average: 3 56.94 0.00 2.47 0.66 0.13 39.80