---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-9351 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 706 8548 4 6734 14939 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:3f:df:9f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.175/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83563sec preferred_lft 83563sec inet6 fe80::f816:3eff:fe3f:df9f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:ad:ae:d5:58:8b 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-9351) 09/18/26 _x86_64_ (4 CPU) 13:45:50 LINUX RESTART (4 CPU) 13:50:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:00:18 44.92 5.08 37.93 1.91 284.84 5416.42 4285.44 14:10:10 21.48 0.07 19.01 2.40 6.70 2160.48 6279.02 14:20:02 29.70 0.04 26.74 2.92 1.15 4393.15 13477.30 14:30:18 9.81 0.16 8.75 0.90 10.07 6068.64 1424.69 Average: 26.45 1.35 23.07 2.02 76.60 4533.13 6300.17 13:50:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:00:18 10448796 13798900 2161424 13.20 122280 3375136 2374004 13.63 560820 5000204 12240 14:10:10 9256556 13071840 2883740 17.61 146072 3774036 2826528 16.22 720236 5972764 22532 14:20:02 7481244 12297832 3653452 22.31 167424 4709264 3453876 19.83 1000384 7426112 400 14:30:18 8800384 15335696 610000 3.73 183200 6356788 1145844 6.58 1652532 5376072 336 Average: 8996745 13626067 2327154 14.21 154744 4553806 2450063 14.06 983493 5943788 8877 13:50:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:00:18 lo 665.89 665.89 633.28 633.28 0.00 0.00 0.00 0.00 14:00:18 ens3 173.95 125.06 1257.21 20.48 0.00 0.00 0.00 0.00 14:00:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:10 lo 1212.23 1212.23 1148.78 1148.78 0.00 0.00 0.00 0.00 14:10:10 ens3 40.43 29.46 44.57 10.42 0.00 0.00 0.00 0.00 14:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:02 lo 1262.22 1262.22 1198.04 1198.04 0.00 0.00 0.00 0.00 14:20:02 ens3 45.63 33.71 34.12 19.02 0.00 0.00 0.00 0.00 14:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:18 lo 2452.20 2452.20 9032.97 9032.97 0.00 0.00 0.00 0.00 14:30:18 ens3 40.80 44.91 102.43 403.06 0.00 0.00 0.00 0.00 14:30:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1403.54 1403.54 3048.06 3048.06 0.00 0.00 0.00 0.00 Average: ens3 75.60 58.66 363.75 115.56 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-9351) 09/18/26 _x86_64_ (4 CPU) 13:45:50 LINUX RESTART (4 CPU) 13:50:08 CPU %user %nice %system %iowait %steal %idle 14:00:18 all 26.88 0.00 1.69 0.46 0.02 70.94 14:00:18 0 25.54 0.00 1.54 0.44 0.02 72.47 14:00:18 1 26.88 0.00 1.72 0.18 0.02 71.20 14:00:18 2 29.60 0.00 1.93 1.10 0.02 67.34 14:00:18 3 25.51 0.00 1.58 0.13 0.02 72.76 14:10:10 all 64.70 0.00 2.36 0.08 0.03 32.83 14:10:10 0 64.51 0.00 2.49 0.09 0.03 32.89 14:10:10 1 64.84 0.00 2.08 0.10 0.03 32.95 14:10:10 2 64.64 0.00 2.38 0.05 0.03 32.90 14:10:10 3 64.82 0.00 2.50 0.06 0.03 32.58 14:20:02 all 57.29 0.00 2.58 0.13 0.04 39.96 14:20:02 0 55.69 0.00 2.63 0.27 0.04 41.37 14:20:02 1 57.71 0.00 2.45 0.11 0.04 39.69 14:20:02 2 57.98 0.00 2.86 0.08 0.04 39.05 14:20:02 3 57.79 0.00 2.39 0.06 0.04 39.72 14:30:18 all 29.32 0.00 1.32 0.28 0.04 69.04 14:30:18 0 23.14 0.00 1.17 0.41 0.04 75.25 14:30:18 1 21.08 0.00 1.68 0.26 0.05 76.93 14:30:18 2 37.77 0.00 1.16 0.30 0.04 60.73 14:30:18 3 35.32 0.00 1.28 0.13 0.04 63.23 Average: all 44.25 0.00 1.98 0.24 0.03 53.50 Average: 0 41.88 0.00 1.95 0.30 0.03 55.84 Average: 1 42.27 0.00 1.98 0.17 0.03 55.55 Average: 2 47.26 0.00 2.07 0.39 0.03 50.25 Average: 3 45.60 0.00 1.93 0.10 0.03 52.34