---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-19346 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: 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 683 10239 4 5066 14963 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:73:e7:78 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.43/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84812sec preferred_lft 84812sec inet6 fe80::f816:3eff:fe73:e778/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:34:23:04:f6:7e 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-19346) 02/20/26 _x86_64_ (4 CPU) 13:09:47 LINUX RESTART (4 CPU) 13:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:21 52.79 11.10 40.53 1.15 2002.55 8439.79 17521.89 13:30:21 3.18 0.07 3.02 0.09 6.45 451.88 22.12 Average: 28.40 5.68 22.09 0.63 1021.39 4513.43 8920.10 13:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:21 10169164 13379708 2582952 15.78 115108 3260060 2755080 15.81 682136 5189636 17036 13:30:21 9792560 13113756 2848180 17.40 119240 3357176 2935476 16.85 709620 5525180 280 Average: 9980862 13246732 2715566 16.59 117174 3308618 2845278 16.33 695878 5357408 8658 13:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:21 lo 0.62 0.62 0.06 0.06 0.00 0.00 0.00 0.00 13:20:21 ens3 125.40 90.72 1077.72 15.31 0.00 0.00 0.00 0.00 13:20:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:21 lo 0.52 0.52 0.37 0.37 0.00 0.00 0.00 0.00 13:30:21 ens3 5.94 4.84 20.44 1.08 0.00 0.00 0.00 0.00 13:30:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.57 0.57 0.21 0.21 0.00 0.00 0.00 0.00 Average: ens3 66.68 48.51 558.03 8.32 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-19346) 02/20/26 _x86_64_ (4 CPU) 13:09:47 LINUX RESTART (4 CPU) 13:10:00 CPU %user %nice %system %iowait %steal %idle 13:20:21 all 42.38 0.00 1.33 0.69 0.07 55.54 13:20:21 0 39.89 0.00 1.10 0.93 0.07 58.00 13:20:21 1 48.77 0.00 1.65 0.89 0.08 48.60 13:20:21 2 40.47 0.00 1.18 0.41 0.07 57.87 13:20:21 3 40.37 0.00 1.37 0.50 0.08 57.69 13:30:21 all 42.55 0.00 0.46 0.02 0.07 56.91 13:30:21 0 49.51 0.00 0.49 0.02 0.08 49.90 13:30:21 1 29.93 0.00 0.45 0.02 0.07 69.53 13:30:21 2 58.63 0.00 0.48 0.02 0.07 40.80 13:30:21 3 32.12 0.00 0.42 0.01 0.06 67.39 Average: all 42.46 0.00 0.90 0.36 0.07 56.21 Average: 0 44.62 0.00 0.80 0.48 0.08 54.02 Average: 1 39.52 0.00 1.06 0.46 0.08 58.88 Average: 2 49.40 0.00 0.84 0.22 0.07 49.47 Average: 3 36.30 0.00 0.90 0.26 0.07 62.46