---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-21982 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 674 8085 4 7229 14972 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:fd:66:f6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.252/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83960sec preferred_lft 83960sec inet6 fe80::f816:3eff:fefd:66f6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:f2:4e:31:96: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-21982) 05/31/26 _x86_64_ (4 CPU) 19:01:19 LINUX RESTART (4 CPU) 19:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:09 26.71 0.03 23.54 3.13 0.65 2292.83 23678.18 19:30:01 26.43 0.03 23.72 2.68 0.41 4082.70 22019.83 19:40:09 11.05 0.29 9.45 1.31 11.29 7306.75 1570.65 Average: 21.34 0.12 18.86 2.37 4.15 4568.30 15691.12 19:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:09 8365476 12563236 3392012 20.72 152088 4136288 3433656 19.71 910820 6672548 205924 19:30:01 7492772 12462660 3489316 21.31 168196 4858708 3399160 19.51 1143068 7264676 680 19:40:09 8325524 15368708 575336 3.51 187268 6846292 1121968 6.44 1895588 5602296 68 Average: 8061257 13464868 2485555 15.18 169184 5280429 2651595 15.22 1316492 6513173 68891 19:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:09 lo 1382.30 1382.30 1311.26 1311.26 0.00 0.00 0.00 0.00 19:20:09 ens3 37.21 30.42 15.09 10.55 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 1056.88 1056.88 1001.67 1001.67 0.00 0.00 0.00 0.00 19:30:01 ens3 39.21 29.89 28.12 10.57 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 19:40:09 lo 2525.50 2525.50 9177.60 9177.60 0.00 0.00 0.00 0.00 19:40:09 ens3 70.80 83.40 139.07 1162.51 0.00 0.00 0.00 0.00 19:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1660.36 1660.36 3857.94 3857.94 0.00 0.00 0.00 0.00 Average: ens3 49.18 48.08 61.11 398.38 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-21982) 05/31/26 _x86_64_ (4 CPU) 19:01:19 LINUX RESTART (4 CPU) 19:10:05 CPU %user %nice %system %iowait %steal %idle 19:20:09 all 65.76 0.00 2.29 0.05 0.09 31.81 19:20:09 0 66.26 0.00 2.35 0.03 0.09 31.26 19:20:09 1 66.09 0.00 2.23 0.06 0.09 31.53 19:20:09 2 64.62 0.00 2.32 0.04 0.09 32.92 19:20:09 3 66.08 0.00 2.25 0.06 0.09 31.51 19:30:01 all 51.45 0.00 2.16 0.13 0.09 46.19 19:30:01 0 49.49 0.00 1.87 0.20 0.09 48.35 19:30:01 1 52.49 0.00 1.93 0.04 0.08 45.45 19:30:01 2 53.49 0.00 2.44 0.06 0.09 43.93 19:30:01 3 50.31 0.00 2.40 0.20 0.09 47.01 19:40:09 all 34.57 0.00 1.33 0.11 0.08 63.91 19:40:09 0 34.35 0.00 1.69 0.16 0.08 63.72 19:40:09 1 27.07 0.00 1.13 0.18 0.09 71.54 19:40:09 2 42.76 0.00 1.11 0.06 0.09 55.98 19:40:09 3 34.13 0.00 1.41 0.03 0.08 64.35 Average: all 50.55 0.00 1.92 0.09 0.09 47.35 Average: 0 50.00 0.00 1.97 0.13 0.09 47.82 Average: 1 48.45 0.00 1.76 0.10 0.09 49.61 Average: 2 53.61 0.00 1.95 0.05 0.09 44.30 Average: 3 50.14 0.00 2.01 0.10 0.09 47.66