---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-22286 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: 5599.86 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 633 8880 4 6475 15013 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:fa:6e:0d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.201/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84618sec preferred_lft 84618sec inet6 fe80::f816:3eff:fefa:6e0d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:44:22:8b:ab:0f 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-22286) 03/24/26 _x86_64_ (4 CPU) 11:32:58 LINUX RESTART (4 CPU) 11:40:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:09 26.83 0.02 23.75 3.05 0.35 2157.71 6704.24 12:00:01 20.64 0.03 18.74 1.88 0.36 4021.42 7175.42 Average: 23.76 0.02 21.26 2.47 0.36 3083.25 6938.23 11:40:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:09 8727492 12415624 3541708 21.63 146360 3652272 3613108 20.74 724704 6521996 44912 12:00:01 5354836 9954076 5999428 36.64 160388 4510468 5725980 32.87 991296 9563436 296 Average: 7041164 11184850 4770568 29.14 153374 4081370 4669544 26.80 858000 8042716 22604 11:40:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:09 lo 1592.71 1592.71 1512.97 1512.97 0.00 0.00 0.00 0.00 11:50:09 ens3 23.08 20.61 31.71 6.61 0.00 0.00 0.00 0.00 11:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:01 lo 839.50 839.50 5325.93 5325.93 0.00 0.00 0.00 0.00 12:00:01 ens3 17.72 15.37 21.25 5.29 0.00 0.00 0.00 0.00 12:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1218.66 1218.66 3406.52 3406.52 0.00 0.00 0.00 0.00 Average: ens3 20.42 18.01 26.52 5.96 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-22286) 03/24/26 _x86_64_ (4 CPU) 11:32:58 LINUX RESTART (4 CPU) 11:40:09 CPU %user %nice %system %iowait %steal %idle 11:50:09 all 66.95 0.00 2.35 0.05 0.10 30.55 11:50:09 0 65.73 0.00 2.11 0.06 0.10 32.00 11:50:09 1 68.59 0.00 2.75 0.07 0.10 28.50 11:50:09 2 67.08 0.00 2.34 0.03 0.09 30.45 11:50:09 3 66.39 0.00 2.22 0.04 0.10 31.25 12:00:01 all 51.28 0.00 1.78 0.09 0.08 46.77 12:00:01 0 53.20 0.00 1.72 0.22 0.08 44.78 12:00:01 1 55.89 0.00 1.96 0.03 0.08 42.05 12:00:01 2 45.42 0.00 1.69 0.04 0.08 52.76 12:00:01 3 50.63 0.00 1.74 0.06 0.08 47.50 Average: all 59.16 0.00 2.07 0.07 0.09 38.61 Average: 0 59.51 0.00 1.92 0.14 0.09 38.35 Average: 1 62.28 0.00 2.36 0.05 0.09 35.23 Average: 2 56.31 0.00 2.02 0.04 0.09 41.54 Average: 3 58.56 0.00 1.98 0.05 0.09 39.33