---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-62924 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 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 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 745 6756 4 8487 14900 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:bd:37:77 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.95/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80013sec preferred_lft 80013sec inet6 fe80::f816:3eff:febd:3777/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:6f:e8:11:9c:4f 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 inet6 fe80::846f:e8ff:fe11:9c4f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-4c-16g-62924) 10/08/26 _x86_64_ (4 CPU) 13:06:56 LINUX RESTART (4 CPU) 13:10:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:07 77.78 2.06 58.06 17.65 133.48 26107.70 234062.77 13:30:18 7.62 0.27 7.01 0.34 17.13 202.95 1156.90 13:40:01 7.39 0.01 6.95 0.43 0.45 255.46 752.53 13:50:18 33.99 0.72 31.50 1.77 10.13 3031.08 2360.92 14:00:18 32.19 11.91 19.30 0.97 134.96 593.44 607.53 14:10:01 5.36 0.00 5.18 0.17 0.00 148.96 57.59 14:20:18 4.91 0.00 4.71 0.20 0.09 152.26 63.24 14:30:18 5.57 0.00 5.39 0.18 0.00 168.52 80.72 14:40:01 9.56 0.00 9.09 0.47 0.00 630.68 6108.36 14:50:18 7.53 0.00 7.20 0.33 0.00 290.58 415.01 Average: 19.16 1.50 15.43 2.23 29.51 3132.34 24264.02 13:10:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:07 322136 8684560 7239996 44.22 237508 7956020 8194412 47.04 1923764 13382420 276 13:30:18 2644696 11023700 4902276 29.94 239112 7970972 5603700 32.17 1983504 10997596 252 13:40:01 1289392 9685656 6239492 38.11 240744 7986580 7007620 40.22 1989220 12340404 744 13:50:18 4489012 11971720 3954668 24.15 262700 7053976 4733608 27.17 2214800 8949484 2168 14:00:18 3756548 11371116 4554636 27.82 268440 7165976 5393864 30.96 2278468 9604896 88 14:10:01 3681736 11315188 4610576 28.16 268976 7184296 5427932 31.16 2279820 9671844 420 14:20:18 2319212 9975016 5949920 36.34 269652 7205868 6754696 38.77 2281964 11013452 504 14:30:18 2055868 9734608 6190400 37.81 270456 7227908 6945960 39.87 2285416 11291460 96 14:40:01 3505520 11313764 4611668 28.17 274168 7347628 5387896 30.93 2292944 9831268 44 14:50:18 2636748 10497780 5427120 33.15 275176 7398864 6177316 35.46 2312616 10681444 88 Average: 2670087 10557311 5368075 32.79 260693 7449809 6162700 35.37 2184252 10776427 468 13:10:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:07 lo 9.77 9.77 7.57 7.57 0.00 0.00 0.00 0.00 13:20:07 ens3 129.83 92.08 1352.87 8.03 0.00 0.00 0.00 0.00 13:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:18 lo 12.60 12.60 7.16 7.16 0.00 0.00 0.00 0.00 13:30:18 ens3 0.78 0.51 0.16 0.12 0.00 0.00 0.00 0.00 13:30:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 lo 11.97 11.97 7.01 7.01 0.00 0.00 0.00 0.00 13:40:01 ens3 0.57 0.38 0.09 0.07 0.00 0.00 0.00 0.00 13:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:18 lo 18.08 18.08 15.21 15.21 0.00 0.00 0.00 0.00 13:50:18 ens3 1.70 1.49 0.46 0.40 0.00 0.00 0.00 0.00 13:50:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:18 lo 32.89 32.89 15.75 15.75 0.00 0.00 0.00 0.00 14:00:18 ens3 1.61 1.65 0.28 1.26 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 14:10:01 lo 22.42 22.42 9.11 9.11 0.00 0.00 0.00 0.00 14:10:01 ens3 0.69 0.57 0.16 0.13 0.00 0.00 0.00 0.00 14:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:18 lo 25.97 25.97 11.25 11.25 0.00 0.00 0.00 0.00 14:20:18 ens3 0.60 0.45 0.11 0.09 0.00 0.00 0.00 0.00 14:20:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:18 lo 16.57 16.57 10.01 10.01 0.00 0.00 0.00 0.00 14:30:18 ens3 0.66 0.50 0.12 0.10 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 14:40:01 lo 14.95 14.95 7.95 7.95 0.00 0.00 0.00 0.00 14:40:01 ens3 0.86 0.66 0.23 0.17 0.00 0.00 0.00 0.00 14:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:18 lo 23.78 23.78 10.07 10.07 0.00 0.00 0.00 0.00 14:50:18 ens3 0.82 0.64 0.16 0.13 0.00 0.00 0.00 0.00 14:50:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.95 18.95 10.14 10.14 0.00 0.00 0.00 0.00 Average: ens3 13.65 9.78 133.78 1.04 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 5.15.0-198-generic (prd-ubuntu2204-docker-4c-16g-62924) 10/08/26 _x86_64_ (4 CPU) 13:06:56 LINUX RESTART (4 CPU) 13:10:15 CPU %user %nice %system %iowait %steal %idle 13:20:07 all 33.08 0.00 1.91 0.56 0.02 64.43 13:20:07 0 31.89 0.00 1.82 0.50 0.02 65.77 13:20:07 1 32.91 0.00 2.09 0.61 0.02 64.38 13:20:07 2 32.80 0.00 1.84 0.65 0.02 64.69 13:20:07 3 34.73 0.00 1.89 0.48 0.03 62.88 13:30:18 all 15.91 0.00 0.84 0.04 0.01 83.19 13:30:18 0 16.17 0.00 0.99 0.04 0.01 82.79 13:30:18 1 16.66 0.00 0.77 0.03 0.01 82.53 13:30:18 2 16.20 0.00 0.81 0.06 0.02 82.91 13:30:18 3 14.61 0.00 0.81 0.04 0.01 84.53 13:40:01 all 18.30 0.00 0.92 0.04 0.01 80.72 13:40:01 0 18.72 0.00 1.17 0.05 0.02 80.04 13:40:01 1 17.87 0.00 0.79 0.05 0.01 81.28 13:40:01 2 18.56 0.00 0.84 0.03 0.01 80.55 13:40:01 3 18.06 0.00 0.89 0.03 0.01 81.01 13:50:18 all 47.07 0.00 1.93 0.11 0.02 50.86 13:50:18 0 47.41 0.00 2.00 0.09 0.03 50.48 13:50:18 1 47.95 0.00 2.16 0.17 0.02 49.70 13:50:18 2 47.11 0.00 1.70 0.13 0.02 51.04 13:50:18 3 45.83 0.00 1.88 0.06 0.02 52.22 14:00:18 all 32.79 0.06 1.23 0.09 0.02 65.81 14:00:18 0 32.13 0.00 1.31 0.11 0.02 66.43 14:00:18 1 32.97 0.00 1.28 0.03 0.02 65.71 14:00:18 2 32.73 0.10 1.16 0.08 0.02 65.91 14:00:18 3 33.34 0.15 1.19 0.13 0.02 65.18 14:10:01 all 8.20 0.00 0.46 0.03 0.01 91.30 14:10:01 0 8.36 0.00 0.50 0.05 0.01 91.07 14:10:01 1 7.89 0.00 0.48 0.01 0.01 91.60 14:10:01 2 8.39 0.00 0.47 0.02 0.01 91.11 14:10:01 3 8.14 0.00 0.39 0.03 0.01 91.43 14:20:18 all 9.84 0.00 0.58 0.02 0.01 89.55 14:20:18 0 9.93 0.00 0.67 0.04 0.01 89.36 14:20:18 1 9.20 0.00 0.57 0.03 0.01 90.19 14:20:18 2 10.01 0.00 0.50 0.01 0.01 89.47 14:20:18 3 10.23 0.00 0.58 0.02 0.01 89.16 14:30:18 all 9.80 0.00 0.46 0.03 0.01 89.69 14:30:18 0 10.19 0.00 0.50 0.02 0.01 89.28 14:30:18 1 9.54 0.00 0.44 0.04 0.01 89.97 14:30:18 2 9.51 0.00 0.42 0.01 0.02 90.04 14:30:18 3 9.98 0.00 0.50 0.04 0.01 89.48 14:40:01 all 13.52 0.00 0.69 0.04 0.01 85.74 14:40:01 0 13.20 0.00 0.70 0.07 0.01 86.02 14:40:01 1 13.80 0.00 0.75 0.02 0.01 85.42 14:40:01 2 13.59 0.00 0.71 0.04 0.01 85.65 14:40:01 3 13.50 0.00 0.61 0.03 0.01 85.85 14:50:18 all 14.57 0.00 0.75 0.04 0.01 84.63 14:50:18 0 14.45 0.00 0.81 0.06 0.01 84.67 14:50:18 1 14.62 0.00 0.80 0.03 0.01 84.53 14:50:18 2 14.29 0.00 0.66 0.03 0.01 85.02 14:50:18 3 14.93 0.00 0.75 0.03 0.01 84.29 Average: all 20.37 0.01 0.98 0.10 0.01 78.53 Average: 0 20.31 0.00 1.05 0.10 0.02 78.53 Average: 1 20.41 0.00 1.02 0.10 0.01 78.46 Average: 2 20.38 0.01 0.91 0.11 0.01 78.58 Average: 3 20.39 0.01 0.95 0.09 0.01 78.55