---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-47041 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: 5600.00 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 17G 61G 22% / 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 719 10860 4 4408 14925 Swap: 1023 1 1022 ---> 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:44:af:e2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.228/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79643sec preferred_lft 79643sec inet6 fe80::f816:3eff:fe44:afe2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:ee:7e:d3:46:51 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-16g-47041) 09/03/26 _x86_64_ (4 CPU) 06:41:47 LINUX RESTART (4 CPU) 06:50:22 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:00:09 82.29 23.39 55.63 3.27 314.11 10784.43 3903.73 07:10:17 18.02 0.21 16.86 0.95 5.59 510.20 538.50 07:20:22 17.96 0.13 16.95 0.88 5.86 774.99 936.45 07:30:01 12.05 0.03 11.51 0.51 1.46 309.09 990.25 07:40:22 4.73 0.02 4.54 0.17 1.41 112.19 657.21 07:50:11 5.67 0.03 5.45 0.19 1.74 137.32 459.93 08:00:01 6.02 0.01 5.82 0.19 0.99 144.67 81.63 08:10:22 4.84 0.02 4.63 0.18 1.51 131.53 71.25 08:20:22 8.67 0.01 8.22 0.44 0.36 519.36 116.15 08:30:01 7.45 0.05 7.05 0.35 2.27 255.89 118.33 Average: 16.63 2.35 13.58 0.71 32.97 1349.05 780.82 06:50:22 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:00:09 6538348 9945560 5987492 36.57 250464 3121292 6935152 39.81 1998964 7242920 1064 07:10:17 3599976 7035120 8898576 54.35 253664 3146284 9617044 55.20 2041996 10127976 184 07:20:22 10059296 13619716 2318504 14.16 259272 3263748 3079360 17.68 2073096 3663208 68 07:30:01 7842684 11437672 4499520 27.48 261400 3296192 5231240 30.03 2078128 5852424 272 07:40:22 7653756 11260596 4676532 28.56 262216 3307232 5320216 30.54 2079620 6055996 56 07:50:11 11685892 15319548 618872 3.78 262828 3333396 1358696 7.80 2082236 2026916 12636 08:00:01 6236152 9872052 6064168 37.04 263436 3334988 6798888 39.03 2083112 7464444 60 08:10:22 6145540 9798092 6138068 37.49 264068 3350956 6798676 39.02 2086412 7540460 212 08:20:22 7704328 11472984 4463880 27.26 267976 3457632 5243176 30.10 2093708 5981764 240 08:30:01 6839500 10647444 5289104 32.30 268876 3495904 6004788 34.47 2113636 6817368 476 Average: 7430547 11040878 4895472 29.90 261420 3310762 5638724 32.37 2073091 6277348 1527 06:50:22 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:00:09 lo 21.06 21.06 17.35 17.35 0.00 0.00 0.00 0.00 07:00:09 ens3 2.56 2.27 0.76 1.77 0.00 0.00 0.00 0.00 07:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:17 lo 47.70 47.70 20.56 20.56 0.00 0.00 0.00 0.00 07:10:17 ens3 1.86 1.70 0.42 0.37 0.00 0.00 0.00 0.00 07:10:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:22 lo 16.56 16.56 7.85 7.85 0.00 0.00 0.00 0.00 07:20:22 ens3 1.13 1.02 0.27 0.23 0.00 0.00 0.00 0.00 07:20:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:01 lo 12.36 12.36 6.48 6.48 0.00 0.00 0.00 0.00 07:30:01 ens3 0.75 0.56 0.16 0.12 0.00 0.00 0.00 0.00 07:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:22 lo 16.89 16.89 8.28 8.28 0.00 0.00 0.00 0.00 07:40:22 ens3 0.62 0.54 0.16 0.13 0.00 0.00 0.00 0.00 07:40:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:11 lo 24.86 24.86 8.35 8.35 0.00 0.00 0.00 0.00 07:50:11 ens3 0.65 0.42 0.17 0.12 0.00 0.00 0.00 0.00 07:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 lo 14.73 14.73 7.67 7.67 0.00 0.00 0.00 0.00 08:00:01 ens3 0.88 0.58 0.26 0.19 0.00 0.00 0.00 0.00 08:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:22 lo 16.03 16.03 9.74 9.74 0.00 0.00 0.00 0.00 08:10:22 ens3 0.75 0.59 0.18 0.14 0.00 0.00 0.00 0.00 08:10:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:22 lo 12.68 12.68 7.46 7.46 0.00 0.00 0.00 0.00 08:20:22 ens3 1.12 0.79 0.33 0.26 0.00 0.00 0.00 0.00 08:20:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 lo 23.58 23.58 9.97 9.97 0.00 0.00 0.00 0.00 08:30:01 ens3 1.02 1.01 0.30 0.29 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.67 20.67 10.38 10.38 0.00 0.00 0.00 0.00 Average: ens3 1.13 0.95 0.30 0.36 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-16g-47041) 09/03/26 _x86_64_ (4 CPU) 06:41:47 LINUX RESTART (4 CPU) 06:50:22 CPU %user %nice %system %iowait %steal %idle 07:00:09 all 53.17 0.00 2.25 0.27 0.03 44.27 07:00:09 0 52.07 0.00 2.31 0.22 0.03 45.36 07:00:09 1 53.63 0.00 2.26 0.30 0.03 43.77 07:00:09 2 53.61 0.00 2.24 0.27 0.04 43.84 07:00:09 3 53.37 0.00 2.18 0.30 0.03 44.12 07:10:17 all 37.25 0.00 1.69 0.06 0.04 60.97 07:10:17 0 37.20 0.00 1.74 0.03 0.03 60.99 07:10:17 1 37.70 0.00 1.64 0.04 0.04 60.57 07:10:17 2 36.73 0.00 1.79 0.08 0.04 61.36 07:10:17 3 37.36 0.00 1.58 0.10 0.04 60.93 07:20:22 all 27.06 0.00 1.23 0.08 0.03 71.60 07:20:22 0 27.60 0.00 1.27 0.08 0.03 71.03 07:20:22 1 26.85 0.00 1.19 0.09 0.02 71.85 07:20:22 2 26.49 0.00 1.28 0.11 0.03 72.08 07:20:22 3 27.30 0.00 1.18 0.05 0.03 71.44 07:30:01 all 19.76 0.00 0.86 0.10 0.02 79.25 07:30:01 0 19.94 0.00 0.94 0.09 0.02 79.02 07:30:01 1 20.43 0.00 0.84 0.04 0.02 78.66 07:30:01 2 19.80 0.00 0.92 0.18 0.02 79.08 07:30:01 3 18.88 0.00 0.74 0.11 0.02 80.25 07:40:22 all 8.22 0.00 0.53 0.02 0.02 91.21 07:40:22 0 7.94 0.00 0.56 0.01 0.01 91.47 07:40:22 1 8.64 0.00 0.50 0.05 0.01 90.80 07:40:22 2 8.23 0.00 0.49 0.01 0.02 91.26 07:40:22 3 8.07 0.00 0.57 0.03 0.02 91.32 07:50:11 all 8.48 0.00 0.50 0.03 0.01 90.98 07:50:11 0 8.33 0.00 0.51 0.01 0.01 91.14 07:50:11 1 8.38 0.00 0.52 0.01 0.01 91.07 07:50:11 2 8.84 0.00 0.42 0.02 0.01 90.70 07:50:11 3 8.37 0.00 0.54 0.06 0.02 91.01 08:00:01 all 8.90 0.00 0.54 0.03 0.02 90.52 08:00:01 0 9.22 0.00 0.65 0.02 0.02 90.09 08:00:01 1 8.76 0.00 0.57 0.02 0.02 90.63 08:00:01 2 9.03 0.00 0.48 0.02 0.01 90.45 08:00:01 3 8.59 0.00 0.45 0.04 0.02 90.91 08:10:22 all 8.74 0.00 0.43 0.03 0.02 90.79 08:10:22 0 8.37 0.00 0.43 0.02 0.02 91.16 08:10:22 1 8.92 0.00 0.44 0.02 0.02 90.59 08:10:22 2 8.68 0.00 0.37 0.01 0.02 90.93 08:10:22 3 8.97 0.00 0.47 0.08 0.02 90.46 08:20:22 all 12.15 0.00 0.55 0.04 0.02 87.24 08:20:22 0 12.77 0.00 0.60 0.08 0.02 86.53 08:20:22 1 11.77 0.00 0.56 0.05 0.02 87.60 08:20:22 2 11.79 0.00 0.60 0.02 0.01 87.58 08:20:22 3 12.26 0.00 0.44 0.03 0.02 87.26 08:30:01 all 14.61 0.00 0.59 0.06 0.02 84.72 08:30:01 0 14.67 0.00 0.65 0.10 0.02 84.56 08:30:01 1 14.52 0.00 0.51 0.05 0.02 84.90 08:30:01 2 14.55 0.00 0.63 0.02 0.02 84.78 08:30:01 3 14.70 0.00 0.58 0.06 0.02 84.64 Average: all 19.77 0.00 0.91 0.07 0.02 79.22 Average: 0 19.75 0.00 0.96 0.06 0.02 79.20 Average: 1 19.90 0.00 0.90 0.07 0.02 79.11 Average: 2 19.71 0.00 0.92 0.07 0.02 79.28 Average: 3 19.73 0.00 0.87 0.09 0.02 79.30