---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-47217 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 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 643 8111 4 7234 15002 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:c5:15:41 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.194/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82972sec preferred_lft 82972sec inet6 fe80::f816:3eff:fec5:1541/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:e2:26:88:dd:7a 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-47217) 09/03/26 _x86_64_ (4 CPU) 19:01:39 LINUX RESTART (4 CPU) 19:10:27 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:27 13.93 2.83 10.36 0.74 154.39 2605.37 920.04 19:30:01 19.77 0.07 17.24 2.46 6.91 2114.23 12498.37 19:40:06 35.42 0.02 31.66 3.74 0.53 2569.27 35745.37 19:50:27 4.75 0.03 4.49 0.23 0.49 2833.20 3313.00 Average: 18.36 0.74 15.85 1.77 40.51 2537.66 13079.22 19:10:27 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:27 10571884 13913216 2047732 12.51 130248 3354188 2257676 12.96 569436 4861792 69904 19:30:01 9030684 12767952 3189236 19.48 147544 3696828 3255344 18.69 708236 6217100 332 19:40:06 8811580 12988584 2964572 18.11 173596 4077904 3017148 17.32 834224 6266968 28444 19:50:27 7504236 12969824 2979748 18.20 179228 5315324 3042444 17.46 1212168 7158048 557288 Average: 8979596 13159894 2795322 17.07 157654 4111061 2893153 16.61 831016 6125977 163992 19:10:27 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:27 lo 425.16 425.16 405.42 405.42 0.00 0.00 0.00 0.00 19:20:27 ens3 142.78 111.91 1036.08 15.77 0.00 0.00 0.00 0.00 19:20:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:01 lo 1293.26 1293.26 1226.19 1226.19 0.00 0.00 0.00 0.00 19:30:01 ens3 35.69 28.14 46.65 11.90 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 19:40:06 lo 1592.82 1592.82 1518.00 1518.00 0.00 0.00 0.00 0.00 19:40:06 ens3 27.89 22.93 21.56 11.47 0.00 0.00 0.00 0.00 19:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:27 lo 2457.83 2457.83 8978.93 8978.93 0.00 0.00 0.00 0.00 19:50:27 ens3 16.14 13.15 82.42 4.14 0.00 0.00 0.00 0.00 19:50:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1453.06 1453.06 3100.97 3100.97 0.00 0.00 0.00 0.00 Average: ens3 55.44 43.89 296.95 10.75 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-47217) 09/03/26 _x86_64_ (4 CPU) 19:01:39 LINUX RESTART (4 CPU) 19:10:27 CPU %user %nice %system %iowait %steal %idle 19:20:27 all 18.49 0.00 1.01 0.08 0.01 80.42 19:20:27 0 18.36 0.00 0.87 0.01 0.01 80.75 19:20:27 1 18.07 0.00 1.07 0.14 0.01 80.71 19:20:27 2 18.83 0.00 0.85 0.06 0.01 80.25 19:20:27 3 18.68 0.00 1.24 0.10 0.01 79.98 19:30:01 all 58.31 0.00 2.24 0.05 0.02 39.38 19:30:01 0 58.99 0.00 2.36 0.05 0.02 38.58 19:30:01 1 59.04 0.00 2.31 0.04 0.02 38.59 19:30:01 2 56.76 0.00 2.31 0.10 0.02 40.81 19:30:01 3 58.44 0.00 1.97 0.03 0.02 39.54 19:40:06 all 62.20 0.00 2.87 0.10 0.03 34.80 19:40:06 0 60.59 0.00 2.89 0.10 0.03 36.39 19:40:06 1 63.41 0.00 2.77 0.07 0.03 33.72 19:40:06 2 62.27 0.00 2.86 0.08 0.03 34.76 19:40:06 3 62.52 0.00 2.97 0.15 0.02 34.34 19:50:27 all 31.50 0.00 1.37 0.05 0.02 67.05 19:50:27 0 36.75 0.00 1.47 0.02 0.03 61.74 19:50:27 1 34.08 0.00 1.37 0.09 0.02 64.43 19:50:27 2 28.16 0.00 1.36 0.06 0.02 70.40 19:50:27 3 27.02 0.00 1.30 0.03 0.02 71.62 Average: all 42.39 0.00 1.87 0.07 0.02 55.66 Average: 0 43.49 0.00 1.89 0.04 0.02 54.56 Average: 1 43.43 0.00 1.87 0.09 0.02 54.59 Average: 2 41.25 0.00 1.84 0.07 0.02 56.82 Average: 3 41.39 0.00 1.87 0.08 0.02 56.65