---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-32680 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 8040 4 7290 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:0e:5b:03 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.54/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83601sec preferred_lft 83601sec inet6 fe80::f816:3eff:fe0e:5b03/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:bd:e0:2d:c8:c5 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-32680) 07/03/26 _x86_64_ (4 CPU) 19:01:30 LINUX RESTART (4 CPU) 19:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:05 30.20 2.97 24.21 3.02 161.42 4075.52 6281.02 19:30:00 28.13 0.01 25.26 2.87 0.15 2292.68 8965.89 19:40:05 25.46 11.81 12.51 1.14 130.82 3299.90 5776.98 Average: 27.93 4.96 20.63 2.34 97.76 3225.04 7000.52 19:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:05 8794992 12597716 3359868 20.52 141332 3777940 3389904 19.46 820092 6361188 31516 19:30:00 8299072 12592192 3361844 20.53 161168 4212280 3597284 20.65 931128 6713244 107780 19:40:05 4931484 9990484 5960112 36.40 169656 4930016 5638956 32.37 1195976 9741832 192 Average: 7341849 11726797 4227275 25.82 157385 4306745 4208715 24.16 982399 7605421 46496 19:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:05 lo 1586.27 1586.27 1506.24 1506.24 0.00 0.00 0.00 0.00 19:20:05 ens3 124.21 96.90 954.61 19.88 0.00 0.00 0.00 0.00 19:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:00 lo 1147.58 1147.58 1093.17 1093.17 0.00 0.00 0.00 0.00 19:30:00 ens3 42.27 32.02 21.26 10.82 0.00 0.00 0.00 0.00 19:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:05 lo 494.27 494.27 4902.88 4902.88 0.00 0.00 0.00 0.00 19:40:05 ens3 17.15 13.56 9.79 4.90 0.00 0.00 0.00 0.00 19:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1074.51 1074.51 2509.67 2509.67 0.00 0.00 0.00 0.00 Average: ens3 61.15 47.45 328.52 11.85 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-32680) 07/03/26 _x86_64_ (4 CPU) 19:01:30 LINUX RESTART (4 CPU) 19:10:05 CPU %user %nice %system %iowait %steal %idle 19:20:05 all 66.45 0.00 2.62 0.06 0.12 30.75 19:20:05 0 64.91 0.00 2.47 0.05 0.12 32.44 19:20:05 1 66.98 0.00 2.76 0.07 0.12 30.07 19:20:05 2 67.91 0.00 2.84 0.08 0.12 29.05 19:20:05 3 65.98 0.00 2.42 0.05 0.12 31.43 19:30:00 all 62.09 0.00 2.36 0.05 0.12 35.38 19:30:00 0 60.38 0.00 2.24 0.08 0.12 37.19 19:30:00 1 62.27 0.00 2.37 0.04 0.12 35.21 19:30:00 2 61.78 0.00 2.63 0.06 0.12 35.41 19:30:00 3 63.95 0.00 2.19 0.03 0.11 33.71 19:40:05 all 34.54 0.07 1.31 0.07 0.09 63.93 19:40:05 0 32.14 0.06 1.25 0.08 0.08 66.37 19:40:05 1 36.22 0.00 1.44 0.03 0.08 62.23 19:40:05 2 34.47 0.03 1.30 0.09 0.08 64.02 19:40:05 3 35.32 0.16 1.26 0.06 0.09 63.11 Average: all 54.29 0.02 2.10 0.06 0.11 43.43 Average: 0 52.41 0.02 1.99 0.07 0.11 45.41 Average: 1 55.10 0.00 2.19 0.05 0.11 42.56 Average: 2 54.65 0.01 2.25 0.08 0.11 42.90 Average: 3 55.01 0.06 1.96 0.05 0.11 42.83