---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-32376 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 13G 65G 17% / 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 658 8310 4 7020 14988 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:27:20:2c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.198/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83759sec preferred_lft 83759sec inet6 fe80::f816:3eff:fe27:202c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:63:07:cc:a0:2d 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-32376) 07/02/26 _x86_64_ (4 CPU) 11:38:40 LINUX RESTART (4 CPU) 11:40:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:02 27.77 3.99 22.00 1.78 205.13 4704.06 4507.52 12:00:01 24.41 0.03 21.61 2.77 0.40 2202.93 5313.17 12:10:02 28.07 0.03 25.25 2.79 0.37 4113.81 6820.41 12:20:02 10.88 0.30 9.40 1.18 12.07 7391.87 2549.48 Average: 22.75 1.06 19.55 2.13 53.40 4603.65 4800.70 11:40:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:02 10060176 13459476 2501444 15.28 125232 3410416 2797032 16.05 607592 5339152 65840 12:00:01 9433780 13221880 2734504 16.70 148640 3740604 3107944 17.84 736016 5795620 18564 12:10:02 7758028 12519080 3432948 20.97 168308 4652196 3320928 19.06 1008328 7133440 272 12:20:02 8566232 15395084 549696 3.36 181152 6640468 1117684 6.42 1754588 5508404 308 Average: 8954554 13648880 2304648 14.08 155833 4610921 2585897 14.84 1026631 5944154 21246 11:40:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:02 lo 736.67 736.67 701.58 701.58 0.00 0.00 0.00 0.00 11:50:02 ens3 132.58 101.75 1130.02 18.69 0.00 0.00 0.00 0.00 11:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:01 lo 1267.79 1267.79 1201.81 1201.81 0.00 0.00 0.00 0.00 12:00:01 ens3 37.99 29.49 15.49 10.64 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 12:10:02 lo 1082.43 1082.43 1025.98 1025.98 0.00 0.00 0.00 0.00 12:10:02 ens3 42.42 32.15 25.32 11.67 0.00 0.00 0.00 0.00 12:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:02 lo 2568.22 2568.22 9289.06 9289.06 0.00 0.00 0.00 0.00 12:20:02 ens3 52.73 59.08 136.82 594.46 0.00 0.00 0.00 0.00 12:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1418.56 1418.56 3071.51 3071.51 0.00 0.00 0.00 0.00 Average: ens3 65.95 55.29 321.11 159.88 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-32376) 07/02/26 _x86_64_ (4 CPU) 11:38:40 LINUX RESTART (4 CPU) 11:40:19 CPU %user %nice %system %iowait %steal %idle 11:50:02 all 34.33 0.00 1.52 0.13 0.07 63.95 11:50:02 0 33.21 0.00 1.62 0.14 0.07 64.96 11:50:02 1 34.17 0.00 1.58 0.22 0.07 63.96 11:50:02 2 36.72 0.00 1.56 0.09 0.07 61.57 11:50:02 3 33.23 0.00 1.34 0.06 0.07 65.31 12:00:01 all 64.84 0.00 2.26 0.17 0.11 32.62 12:00:01 0 64.33 0.00 1.87 0.20 0.11 33.49 12:00:01 1 66.37 0.00 2.52 0.07 0.11 30.92 12:00:01 2 65.17 0.00 2.24 0.09 0.11 32.39 12:00:01 3 63.51 0.00 2.40 0.31 0.11 33.67 12:10:02 all 51.34 0.00 2.08 0.45 0.10 46.03 12:10:02 0 49.78 0.00 1.99 0.67 0.10 47.46 12:10:02 1 52.52 0.00 2.29 0.47 0.11 44.61 12:10:02 2 50.13 0.00 1.96 0.32 0.10 47.49 12:10:02 3 52.92 0.00 2.10 0.34 0.10 44.54 12:20:02 all 33.25 0.00 1.27 0.15 0.08 65.26 12:20:02 0 40.52 0.00 1.21 0.33 0.08 57.86 12:20:02 1 34.50 0.00 1.70 0.10 0.08 63.63 12:20:02 2 31.34 0.00 1.12 0.11 0.08 67.35 12:20:02 3 26.61 0.00 1.04 0.06 0.08 72.21 Average: all 46.00 0.00 1.78 0.22 0.09 51.90 Average: 0 47.04 0.00 1.67 0.34 0.09 50.86 Average: 1 46.96 0.00 2.02 0.22 0.09 50.71 Average: 2 45.88 0.00 1.72 0.15 0.09 52.16 Average: 3 44.12 0.00 1.72 0.19 0.09 53.87