---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1825 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: 5600.00 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 13G 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 659 8626 4 6703 14987 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:14:87:a8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.36/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83940sec preferred_lft 83940sec inet6 fe80::f816:3eff:fe14:87a8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:88:bd:60:54:6c 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-1825) 04/10/26 _x86_64_ (4 CPU) 19:01:29 LINUX RESTART (4 CPU) 19:10:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:09 22.21 0.07 19.22 2.92 6.46 2214.92 5580.33 19:30:01 32.42 0.02 29.08 3.33 0.39 3213.64 16058.57 19:40:10 11.36 0.31 9.88 1.17 11.79 7580.85 1717.23 Average: 21.89 0.13 19.30 2.46 6.27 4356.43 7712.55 19:10:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:09 9433192 13153396 2804116 17.13 146704 3688004 3129112 17.96 768392 5779176 28580 19:30:01 7768408 12506520 3445872 21.05 166032 4639688 3404600 19.54 1054860 7096992 411712 19:40:10 8890296 15373316 572976 3.50 184004 6309272 1107204 6.36 1703864 5247424 48 Average: 8697299 13677744 2274321 13.89 165580 4878988 2546972 14.62 1175705 6041197 146780 19:10:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:09 lo 1363.30 1363.30 1292.86 1292.86 0.00 0.00 0.00 0.00 19:20:09 ens3 45.46 37.44 53.80 13.47 0.00 0.00 0.00 0.00 19:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:01 lo 1446.86 1446.86 1378.54 1378.54 0.00 0.00 0.00 0.00 19:30:01 ens3 41.75 32.70 50.02 12.00 0.00 0.00 0.00 0.00 19:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:10 lo 2415.45 2415.45 9150.16 9150.16 0.00 0.00 0.00 0.00 19:40:10 ens3 64.23 73.16 136.34 948.88 0.00 0.00 0.00 0.00 19:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1746.37 1746.37 3976.93 3976.93 0.00 0.00 0.00 0.00 Average: ens3 50.59 47.96 80.46 329.18 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-1825) 04/10/26 _x86_64_ (4 CPU) 19:01:29 LINUX RESTART (4 CPU) 19:10:07 CPU %user %nice %system %iowait %steal %idle 19:20:09 all 70.10 0.00 2.40 0.04 0.10 27.36 19:20:09 0 69.79 0.00 2.30 0.04 0.10 27.77 19:20:09 1 70.42 0.00 2.45 0.04 0.10 26.98 19:20:09 2 69.99 0.00 2.22 0.06 0.10 27.63 19:20:09 3 70.20 0.00 2.62 0.03 0.10 27.06 19:30:01 all 63.48 0.00 2.48 0.08 0.08 33.89 19:30:01 0 60.91 0.00 2.53 0.05 0.08 36.42 19:30:01 1 67.42 0.00 2.63 0.12 0.09 29.74 19:30:01 2 63.49 0.00 2.28 0.05 0.08 34.10 19:30:01 3 62.09 0.00 2.46 0.08 0.08 35.28 19:40:10 all 32.22 0.00 1.21 0.12 0.06 66.38 19:40:10 0 29.28 0.00 1.28 0.17 0.06 69.20 19:40:10 1 39.66 0.00 1.56 0.12 0.07 58.60 19:40:10 2 37.53 0.00 0.75 0.11 0.07 61.54 19:40:10 3 22.43 0.00 1.25 0.09 0.06 76.17 Average: all 55.10 0.00 2.02 0.08 0.08 42.72 Average: 0 53.17 0.00 2.03 0.09 0.08 44.63 Average: 1 59.02 0.00 2.21 0.09 0.09 38.59 Average: 2 56.87 0.00 1.74 0.07 0.08 41.24 Average: 3 51.34 0.00 2.10 0.07 0.08 46.41