---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4739 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 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 637 10508 4 4843 15009 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:0c:2e:ae brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.6/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84695sec preferred_lft 84695sec inet6 fe80::f816:3eff:fe0c:2eae/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:67:b5:6d:3d:cb 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-4739) 03/18/26 _x86_64_ (4 CPU) 10:34:24 LINUX RESTART (4 CPU) 10:40:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:16 3.71 0.07 3.46 0.18 7.43 546.68 459.20 11:00:17 15.93 0.51 14.38 1.04 18.97 2088.89 6087.98 Average: 9.79 0.29 8.89 0.61 13.17 1313.43 3257.70 10:40:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:16 10538328 13603104 2359520 14.41 115700 3109572 2788044 16.00 508764 4987292 22436 11:00:17 8828268 12570956 3387548 20.69 134436 3733028 3808320 21.86 705056 6459424 270908 Average: 9683298 13087030 2873534 17.55 125068 3421300 3298182 18.93 606910 5723358 146672 10:40:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:16 lo 0.61 0.61 0.38 0.38 0.00 0.00 0.00 0.00 10:50:16 ens3 9.81 8.15 35.76 2.22 0.00 0.00 0.00 0.00 10:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:17 lo 381.34 381.34 363.42 363.42 0.00 0.00 0.00 0.00 11:00:17 ens3 35.73 25.36 407.62 3.33 0.00 0.00 0.00 0.00 11:00:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 189.90 189.90 180.87 180.87 0.00 0.00 0.00 0.00 Average: ens3 22.70 16.71 220.64 2.77 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-4739) 03/18/26 _x86_64_ (4 CPU) 10:34:24 LINUX RESTART (4 CPU) 10:40:09 CPU %user %nice %system %iowait %steal %idle 10:50:16 all 50.49 0.00 0.69 0.07 0.10 48.66 10:50:16 0 47.38 0.00 0.61 0.01 0.10 51.91 10:50:16 1 65.45 0.00 0.78 0.14 0.12 33.51 10:50:16 2 49.26 0.00 0.62 0.02 0.10 50.00 10:50:16 3 39.83 0.00 0.73 0.11 0.09 59.24 11:00:17 all 57.84 0.00 1.16 1.07 0.11 39.83 11:00:17 0 55.40 0.00 0.99 0.68 0.10 42.83 11:00:17 1 61.75 0.00 1.14 0.82 0.11 36.18 11:00:17 2 49.25 0.00 1.23 1.80 0.10 47.62 11:00:17 3 64.94 0.00 1.28 0.98 0.12 32.68 Average: all 54.14 0.00 0.92 0.57 0.10 44.27 Average: 0 51.37 0.00 0.80 0.34 0.10 47.39 Average: 1 63.61 0.00 0.96 0.48 0.11 34.84 Average: 2 49.26 0.00 0.92 0.90 0.10 48.82 Average: 3 52.32 0.00 1.01 0.54 0.10 46.03