---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-32120 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 665 8304 4 7018 14980 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:78:ba:2d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.109/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83958sec preferred_lft 83958sec inet6 fe80::f816:3eff:fe78:ba2d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:8c:e6:b8:8d:98 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-32120) 07/01/26 _x86_64_ (4 CPU) 13:09:42 LINUX RESTART (4 CPU) 13:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:09 66.23 11.53 51.94 2.76 1475.54 10333.04 4975.54 13:30:14 25.29 0.01 22.37 2.90 0.20 2105.88 10260.19 13:40:14 21.57 0.02 19.70 1.85 0.35 3606.73 7160.61 13:50:14 13.69 0.32 11.52 1.85 14.13 7484.68 1345.20 Average: 31.81 3.00 26.47 2.34 375.82 5890.44 5941.89 13:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:09 10014972 13502584 2456728 15.00 135204 3479368 2542080 14.59 643084 5327152 11564 13:30:14 9012268 12896464 3059668 18.69 150860 3827300 3091064 17.74 756536 6192148 26208 13:40:14 5892140 10678168 5274292 32.21 165312 4678704 5199528 29.85 1021064 8985312 29844 13:50:14 8507800 15340012 604736 3.69 181972 6642412 1106888 6.35 1770224 5551376 13216 Average: 8356795 13104307 2848856 17.40 158337 4656946 2984890 17.13 1047727 6513997 20208 13:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:09 lo 1193.79 1193.79 1131.85 1131.85 0.00 0.00 0.00 0.00 13:20:09 ens3 180.51 135.45 1355.34 27.04 0.00 0.00 0.00 0.00 13:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:14 lo 1234.54 1234.54 1176.20 1176.20 0.00 0.00 0.00 0.00 13:30:14 ens3 40.84 33.36 20.70 11.76 0.00 0.00 0.00 0.00 13:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:14 lo 708.75 708.75 712.45 712.45 0.00 0.00 0.00 0.00 13:40:14 ens3 26.80 21.52 20.06 7.76 0.00 0.00 0.00 0.00 13:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:14 lo 2614.45 2614.45 9261.27 9261.27 0.00 0.00 0.00 0.00 13:50:14 ens3 104.77 115.19 153.46 1253.13 0.00 0.00 0.00 0.00 13:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1436.49 1436.49 3058.75 3058.75 0.00 0.00 0.00 0.00 Average: ens3 88.47 76.50 390.16 323.07 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-32120) 07/01/26 _x86_64_ (4 CPU) 13:09:42 LINUX RESTART (4 CPU) 13:10:00 CPU %user %nice %system %iowait %steal %idle 13:20:09 all 48.73 0.00 2.31 0.40 0.09 48.47 13:20:09 0 49.80 0.00 2.53 0.39 0.09 47.19 13:20:09 1 47.97 0.00 2.24 0.19 0.09 49.52 13:20:09 2 47.57 0.00 1.90 0.48 0.09 49.96 13:20:09 3 49.57 0.00 2.59 0.56 0.08 47.20 13:30:14 all 64.20 0.00 2.27 0.05 0.11 33.37 13:30:14 0 65.50 0.00 2.36 0.04 0.10 31.99 13:30:14 1 63.48 0.00 2.38 0.06 0.11 33.97 13:30:14 2 63.72 0.00 2.26 0.04 0.10 33.88 13:30:14 3 64.10 0.00 2.09 0.05 0.10 33.66 13:40:14 all 38.61 0.00 1.56 0.09 0.08 59.66 13:40:14 0 39.95 0.00 1.41 0.17 0.08 58.39 13:40:14 1 36.98 0.00 1.63 0.05 0.08 61.26 13:40:14 2 39.61 0.00 1.61 0.10 0.08 58.60 13:40:14 3 37.92 0.00 1.59 0.03 0.08 60.38 13:50:14 all 32.35 0.00 1.40 0.14 0.07 66.04 13:50:14 0 24.69 0.00 1.32 0.07 0.07 73.85 13:50:14 1 27.34 0.00 1.38 0.08 0.07 71.13 13:50:14 2 40.67 0.00 1.81 0.06 0.08 57.39 13:50:14 3 36.70 0.00 1.09 0.36 0.07 61.78 Average: all 46.01 0.00 1.89 0.17 0.09 51.84 Average: 0 45.03 0.00 1.91 0.17 0.09 52.81 Average: 1 43.99 0.00 1.91 0.10 0.09 53.92 Average: 2 47.92 0.00 1.89 0.17 0.09 49.93 Average: 3 47.12 0.00 1.84 0.25 0.08 50.70