---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-54497 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 638 8788 4 6561 15007 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:34:fb:7b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.62/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84449sec preferred_lft 84449sec inet6 fe80::f816:3eff:fe34:fb7b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:5f:a2:89:6d:57 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 inet6 fe80::405f:a2ff:fe89:6d57/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-54497) 03/31/26 _x86_64_ (4 CPU) 08:54:14 LINUX RESTART (4 CPU) 09:00:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:10:19 11.31 0.03 9.34 1.93 0.63 807.61 19172.86 09:20:08 36.12 0.19 31.49 4.43 5.93 8153.15 28301.27 Average: 23.47 0.11 20.21 3.16 3.23 4410.21 23649.87 09:00:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:10:19 9615644 13028584 2930320 17.90 127624 3410036 3189640 18.31 670948 5703760 516 09:20:08 6379392 12180656 3765936 23.00 169424 5641112 3819196 21.92 1581732 7894092 190388 Average: 7997518 12604620 3348128 20.45 148524 4525574 3504418 20.12 1126340 6798926 95452 09:00:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:10:19 lo 52.35 52.35 12.90 12.90 0.00 0.00 0.00 0.00 09:10:19 ens3 6.10 5.21 7.62 1.69 0.00 0.00 0.00 0.00 09:10:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:08 lo 2247.32 2247.32 2153.37 2153.37 0.00 0.00 0.00 0.00 09:20:08 ens3 54.08 45.08 469.34 9.56 0.00 0.00 0.00 0.00 09:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1128.87 1128.87 1062.69 1062.69 0.00 0.00 0.00 0.00 Average: ens3 29.64 24.76 234.07 5.55 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-54497) 03/31/26 _x86_64_ (4 CPU) 08:54:14 LINUX RESTART (4 CPU) 09:00:06 CPU %user %nice %system %iowait %steal %idle 09:10:19 all 19.67 0.00 0.85 0.06 0.09 79.33 09:10:19 0 19.39 0.00 0.91 0.03 0.10 79.57 09:10:19 1 19.18 0.00 0.93 0.03 0.10 79.77 09:10:19 2 19.93 0.00 0.86 0.14 0.09 78.98 09:10:19 3 20.19 0.00 0.69 0.02 0.09 79.01 09:20:08 all 52.04 0.00 2.51 0.13 0.09 45.23 09:20:08 0 51.53 0.00 2.58 0.18 0.09 45.62 09:20:08 1 51.32 0.00 2.35 0.10 0.10 46.14 09:20:08 2 54.46 0.00 2.87 0.13 0.09 42.44 09:20:08 3 50.84 0.00 2.22 0.13 0.09 46.71 Average: all 35.53 0.00 1.66 0.09 0.09 62.62 Average: 0 35.15 0.00 1.73 0.10 0.10 62.92 Average: 1 34.91 0.00 1.62 0.06 0.10 63.31 Average: 2 36.84 0.00 1.85 0.14 0.09 61.08 Average: 3 35.22 0.00 1.44 0.07 0.09 63.18