---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-29984 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 nrip_save 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 18G 60G 23% / 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 722 10854 4 4412 14924 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:6e:3d:55 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.174/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79223sec preferred_lft 79223sec inet6 fe80::f816:3eff:fe6e:3d55/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:af:35:e0:c0:0f 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::b4af:35ff:fee0:c00f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-29984) 03/25/26 _x86_64_ (4 CPU) 07:00:24 LINUX RESTART (4 CPU) 07:10:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:20:01 103.55 22.84 62.07 18.63 351.64 12706.87 217392.09 07:30:08 23.43 2.36 20.03 1.04 54.20 572.77 1031.51 07:40:08 6.26 0.13 5.78 0.35 6.89 213.68 544.46 07:50:01 8.63 0.05 8.20 0.38 1.13 508.28 1269.67 08:00:25 17.22 0.04 16.44 0.73 1.44 541.41 556.48 08:10:25 7.04 0.02 6.72 0.30 1.47 210.88 607.48 08:20:01 5.56 0.01 5.33 0.21 0.58 147.68 57.65 08:30:25 4.49 0.01 4.32 0.16 1.01 143.11 59.49 08:40:25 4.53 0.01 4.39 0.13 0.68 147.53 196.83 08:50:01 11.54 0.03 11.03 0.48 4.14 717.46 145.62 Average: 19.18 2.53 14.42 2.23 42.08 1579.99 22006.23 07:10:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:20:01 162132 3727012 12203416 74.53 270588 3265064 13277580 76.21 2188516 13423136 2176 07:30:08 7676276 10889660 5045720 30.82 272428 2943612 5802296 33.31 2203204 5951920 4276 07:40:08 7978300 11211540 4726364 28.87 273416 2962480 5477468 31.44 2208684 5642556 156 07:50:01 8858628 12186232 3752056 22.92 277112 3053096 4556176 26.15 2228216 4753692 4 08:00:25 9465176 12874468 3064188 18.71 279788 3132104 3822132 21.94 2252964 4125224 264 08:10:25 7812492 11250732 4686848 28.63 280436 3160404 5384780 30.91 2254760 5769012 12 08:20:01 7896820 11353016 4584496 28.00 281100 3177720 5271452 30.26 2256156 5669964 320 08:30:25 6251884 9729852 6206904 37.91 281708 3198872 6945364 39.87 2258360 7319852 288 08:40:25 6197796 9697556 6239068 38.11 282004 3220360 6940280 39.84 2261580 7362280 376 08:50:01 7721676 11372904 4564916 27.88 286088 3365364 5234632 30.05 2278532 5832916 232 Average: 7002118 10429297 5507398 33.64 278467 3147908 6271216 36.00 2239097 6585055 810 07:10:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:20:01 lo 15.61 15.61 13.22 13.22 0.00 0.00 0.00 0.00 07:20:01 ens3 29.58 20.16 417.53 2.31 0.00 0.00 0.00 0.00 07:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:08 lo 42.41 42.41 19.51 19.51 0.00 0.00 0.00 0.00 07:30:08 ens3 1.90 1.55 0.40 0.33 0.00 0.00 0.00 0.00 07:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:08 lo 20.80 20.80 8.93 8.93 0.00 0.00 0.00 0.00 07:40:08 ens3 1.68 0.67 0.35 0.21 0.00 0.00 0.00 0.00 07:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:01 lo 11.51 11.51 6.24 6.24 0.00 0.00 0.00 0.00 07:50:01 ens3 1.13 0.56 0.26 0.17 0.00 0.00 0.00 0.00 07:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:25 lo 12.46 12.46 6.92 6.92 0.00 0.00 0.00 0.00 08:00:25 ens3 1.18 0.80 0.27 0.20 0.00 0.00 0.00 0.00 08:00:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:25 lo 18.85 18.85 8.83 8.83 0.00 0.00 0.00 0.00 08:10:25 ens3 1.19 0.94 0.24 1.62 0.00 0.00 0.00 0.00 08:10:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 lo 18.14 18.14 6.63 6.63 0.00 0.00 0.00 0.00 08:20:01 ens3 0.77 0.44 0.15 0.10 0.00 0.00 0.00 0.00 08:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:25 lo 25.93 25.93 11.29 11.29 0.00 0.00 0.00 0.00 08:30:25 ens3 0.82 0.60 0.18 0.14 0.00 0.00 0.00 0.00 08:30:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:25 lo 16.30 16.30 9.94 9.94 0.00 0.00 0.00 0.00 08:40:25 ens3 0.75 0.64 0.17 0.13 0.00 0.00 0.00 0.00 08:40:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 lo 18.25 18.25 10.13 10.13 0.00 0.00 0.00 0.00 08:50:01 ens3 1.48 0.92 0.38 0.27 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.07 20.07 10.18 10.18 0.00 0.00 0.00 0.00 Average: ens3 4.02 2.71 41.64 0.55 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-29984) 03/25/26 _x86_64_ (4 CPU) 07:00:24 LINUX RESTART (4 CPU) 07:10:07 CPU %user %nice %system %iowait %steal %idle 07:20:01 all 62.16 0.00 3.22 0.26 0.20 34.16 07:20:01 0 62.17 0.00 3.42 0.39 0.21 33.83 07:20:01 1 59.87 0.00 3.35 0.17 0.19 36.42 07:20:01 2 61.54 0.00 3.05 0.31 0.20 34.91 07:20:01 3 65.07 0.00 3.07 0.17 0.20 31.49 07:30:08 all 47.94 0.00 2.14 0.09 0.21 49.62 07:30:08 0 47.93 0.00 1.92 0.07 0.17 49.91 07:30:08 1 48.13 0.00 2.32 0.12 0.20 49.23 07:30:08 2 48.54 0.00 2.14 0.12 0.19 49.01 07:30:08 3 47.16 0.00 2.18 0.03 0.27 50.35 07:40:08 all 16.26 0.00 0.93 0.25 0.12 82.44 07:40:08 0 16.26 0.00 0.92 0.09 0.10 82.62 07:40:08 1 15.82 0.00 0.84 0.08 0.10 83.16 07:40:08 2 16.47 0.00 0.94 0.44 0.09 82.05 07:40:08 3 16.50 0.00 1.02 0.37 0.19 81.92 07:50:01 all 17.10 0.00 0.71 0.33 0.09 81.77 07:50:01 0 17.97 0.00 0.75 0.48 0.09 80.72 07:50:01 1 16.62 0.00 0.63 0.03 0.08 82.64 07:50:01 2 17.17 0.00 0.79 0.17 0.09 81.79 07:50:01 3 16.64 0.00 0.69 0.63 0.09 81.95 08:00:25 all 31.55 0.00 1.14 0.18 0.11 67.01 08:00:25 0 32.44 0.00 1.19 0.20 0.12 66.06 08:00:25 1 31.36 0.00 1.10 0.25 0.11 67.18 08:00:25 2 30.59 0.00 1.06 0.07 0.12 68.16 08:00:25 3 31.83 0.00 1.22 0.19 0.11 66.66 08:10:25 all 15.33 0.00 0.67 0.03 0.08 83.88 08:10:25 0 15.93 0.00 0.70 0.01 0.07 83.30 08:10:25 1 15.43 0.00 0.68 0.07 0.12 83.70 08:10:25 2 14.76 0.00 0.82 0.02 0.08 84.33 08:10:25 3 15.19 0.00 0.50 0.04 0.07 84.20 08:20:01 all 8.90 0.00 0.49 0.03 0.06 90.51 08:20:01 0 9.16 0.00 0.45 0.01 0.05 90.33 08:20:01 1 8.71 0.00 0.49 0.05 0.06 90.70 08:20:01 2 8.98 0.00 0.51 0.01 0.05 90.45 08:20:01 3 8.75 0.00 0.53 0.07 0.07 90.58 08:30:25 all 10.85 0.00 0.50 0.02 0.07 88.56 08:30:25 0 10.47 0.00 0.37 0.01 0.07 89.07 08:30:25 1 10.85 0.00 0.48 0.01 0.08 88.57 08:30:25 2 10.70 0.00 0.55 0.01 0.08 88.66 08:30:25 3 11.37 0.00 0.58 0.04 0.07 87.95 08:40:25 all 10.52 0.00 0.47 0.26 0.06 88.69 08:40:25 0 10.22 0.00 0.42 0.05 0.06 89.26 08:40:25 1 10.40 0.00 0.50 0.64 0.07 88.40 08:40:25 2 11.04 0.00 0.53 0.09 0.06 88.28 08:40:25 3 10.42 0.00 0.43 0.26 0.06 88.83 08:50:01 all 21.81 0.00 0.87 0.05 0.08 77.19 08:50:01 0 22.15 0.00 0.82 0.01 0.08 76.94 08:50:01 1 21.50 0.00 0.90 0.05 0.08 77.48 08:50:01 2 22.34 0.00 0.92 0.08 0.08 76.57 08:50:01 3 21.25 0.00 0.85 0.05 0.08 77.77 Average: all 24.21 0.00 1.11 0.15 0.11 74.42 Average: 0 24.44 0.00 1.09 0.13 0.10 74.24 Average: 1 23.84 0.00 1.12 0.15 0.11 74.78 Average: 2 24.18 0.00 1.13 0.13 0.10 74.46 Average: 3 24.40 0.00 1.11 0.18 0.12 74.19