---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3169 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 12G 67G 15% / 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 681 9514 4 5793 14964 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:fc:27:dc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.173/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83476sec preferred_lft 83476sec inet6 fe80::f816:3eff:fefc:27dc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:27:c7:4a:cd:ba 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-3169) 09/08/26 _x86_64_ (4 CPU) 14:08:00 LINUX RESTART (4 CPU) 14:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:20:05 23.29 3.38 18.72 1.20 179.89 5232.60 3155.61 14:30:05 27.38 0.11 24.34 2.93 5.44 2544.28 15048.43 14:40:05 20.72 0.08 18.49 2.15 1.92 5711.95 9052.68 14:50:05 9.38 0.16 7.92 1.29 10.43 1953.81 1400.64 Average: 20.19 0.93 17.37 1.89 49.42 3860.66 7164.34 14:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:20:05 10227696 13703044 2255760 13.78 144476 3446212 2640852 15.16 598968 5157752 14316 14:30:05 8826476 12931896 3022056 18.46 171108 4001912 3265464 18.74 772624 6330932 186024 14:40:05 7884324 13214968 2732956 16.69 195040 5140648 2946508 16.91 1041812 6932888 14556 14:50:05 9802540 15371868 573884 3.51 209976 5330956 1133052 6.50 939928 5053732 204 Average: 9185259 13805444 2146164 13.11 180150 4479932 2496469 14.33 838333 5868826 53775 14:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:20:05 lo 558.39 558.39 532.53 532.53 0.00 0.00 0.00 0.00 14:20:05 ens3 130.11 104.93 912.53 24.32 0.00 0.00 0.00 0.00 14:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:05 lo 1445.74 1445.74 1378.63 1378.63 0.00 0.00 0.00 0.00 14:30:05 ens3 29.09 25.72 86.78 11.66 0.00 0.00 0.00 0.00 14:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:05 lo 656.18 656.18 624.87 624.87 0.00 0.00 0.00 0.00 14:40:05 ens3 50.78 42.05 256.01 11.89 0.00 0.00 0.00 0.00 14:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:05 lo 7.46 7.46 0.78 0.78 0.00 0.00 0.00 0.00 14:50:05 ens3 38.83 40.82 15.46 176.19 0.00 0.00 0.00 0.00 14:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 666.94 666.94 634.20 634.20 0.00 0.00 0.00 0.00 Average: ens3 62.20 53.38 317.70 56.02 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-3169) 09/08/26 _x86_64_ (4 CPU) 14:08:00 LINUX RESTART (4 CPU) 14:10:05 CPU %user %nice %system %iowait %steal %idle 14:20:05 all 29.82 0.00 1.45 0.14 0.03 68.57 14:20:05 0 30.88 0.00 1.34 0.27 0.03 67.48 14:20:05 1 28.76 0.00 1.46 0.09 0.03 69.66 14:20:05 2 30.08 0.00 1.29 0.04 0.03 68.56 14:20:05 3 29.55 0.00 1.72 0.15 0.02 68.57 14:30:05 all 56.54 0.00 2.45 0.08 0.03 40.89 14:30:05 0 56.04 0.00 2.47 0.09 0.03 41.37 14:30:05 1 56.16 0.00 2.44 0.06 0.03 41.32 14:30:05 2 57.05 0.00 2.29 0.10 0.03 40.54 14:30:05 3 56.92 0.00 2.62 0.09 0.03 40.33 14:40:05 all 47.70 0.00 2.03 0.11 0.03 50.13 14:40:05 0 48.64 0.00 2.11 0.15 0.03 49.06 14:40:05 1 45.43 0.00 1.98 0.14 0.03 52.42 14:40:05 2 47.35 0.00 1.97 0.07 0.03 50.59 14:40:05 3 49.37 0.00 2.06 0.09 0.03 48.45 14:50:05 all 15.82 0.00 0.63 0.47 0.01 83.06 14:50:05 0 14.30 0.00 0.42 1.18 0.01 84.09 14:50:05 1 18.28 0.00 0.69 0.26 0.02 80.76 14:50:05 2 18.19 0.00 0.95 0.19 0.01 80.65 14:50:05 3 12.51 0.00 0.46 0.26 0.01 86.76 Average: all 37.45 0.00 1.64 0.20 0.03 60.68 Average: 0 37.45 0.00 1.59 0.43 0.02 60.51 Average: 1 37.14 0.00 1.64 0.14 0.03 61.06 Average: 2 38.15 0.00 1.62 0.10 0.03 60.10 Average: 3 37.08 0.00 1.71 0.15 0.03 61.04