---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-9550 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 730 11014 4 4243 14916 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:1a:11:08 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.30/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79167sec preferred_lft 79167sec inet6 fe80::f816:3eff:fe1a:1108/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:1e:3d:42:52:ee 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-16g-9550) 02/11/26 _x86_64_ (4 CPU) 18:34:14 LINUX RESTART (4 CPU) 18:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:50:01 97.12 22.50 71.41 3.21 294.83 12109.63 5740.92 19:00:02 37.83 3.74 17.56 16.52 78.68 496.00 212848.63 19:10:03 8.44 0.18 7.83 0.42 9.46 305.04 1605.08 19:20:04 15.29 0.17 14.43 0.69 5.74 730.27 844.27 19:30:04 14.54 0.01 13.88 0.65 0.63 480.68 784.76 19:40:05 5.65 0.00 5.48 0.17 0.16 154.23 101.07 19:50:21 4.87 0.03 4.67 0.18 1.94 144.03 92.33 20:00:21 2.40 0.00 2.39 0.01 0.13 43.34 0.11 20:10:22 5.58 0.00 5.38 0.19 0.31 167.69 463.02 20:20:22 8.64 0.01 8.18 0.44 0.48 558.88 397.23 20:30:23 7.13 0.00 6.80 0.33 0.49 287.99 325.00 Average: 18.83 2.42 14.34 2.07 35.63 1403.80 20260.76 18:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:01 3423024 7154016 8776628 53.60 265684 3414140 9749824 55.96 2110620 10225224 2376 19:00:02 4163192 7159312 8776680 53.60 264836 2740672 9473388 54.38 2154996 9490964 320 19:10:03 5570652 8595804 7342712 44.85 265988 2768580 8718092 50.04 2163532 8100088 324 19:20:04 10556352 13721016 2219876 13.56 271472 2902656 2936016 16.85 2193516 3104812 232 19:30:04 8147268 11385852 4553668 27.81 273712 2974344 5236908 30.06 2198528 5492412 284 19:40:05 8167976 11426740 4512672 27.56 274292 2993936 5135860 29.48 2199864 5459732 588 19:50:21 7319740 10600056 5339308 32.61 274912 3014868 6412236 36.81 2202364 6324360 344 20:00:21 6461100 9743676 6194992 37.84 275160 3016896 6876564 39.47 2202668 7177532 56 20:10:22 6466752 9772920 6165512 37.66 275888 3039760 6786992 38.96 2205956 7156264 420 20:20:22 7776332 11205928 4733368 28.91 279888 3159120 5388248 30.93 2213756 5845900 284 20:30:23 7643276 11125320 4814320 29.40 280732 3210724 5824400 33.43 2232432 5959928 344 Average: 6881424 10171876 5766340 35.22 272960 3021427 6594412 37.85 2188930 6757929 507 18:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:01 lo 20.58 20.58 16.96 16.96 0.00 0.00 0.00 0.00 18:50:01 ens3 2.06 2.28 1.21 1.33 0.00 0.00 0.00 0.00 18:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:02 lo 44.33 44.33 18.51 18.51 0.00 0.00 0.00 0.00 19:00:02 ens3 1.35 1.25 0.29 0.25 0.00 0.00 0.00 0.00 19:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:03 lo 19.07 19.07 9.69 9.69 0.00 0.00 0.00 0.00 19:10:03 ens3 0.67 0.58 0.18 0.14 0.00 0.00 0.00 0.00 19:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:04 lo 11.34 11.34 5.57 5.57 0.00 0.00 0.00 0.00 19:20:04 ens3 0.80 0.77 0.23 0.19 0.00 0.00 0.00 0.00 19:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:04 lo 19.36 19.36 10.19 10.19 0.00 0.00 0.00 0.00 19:30:04 ens3 0.83 0.70 0.19 0.15 0.00 0.00 0.00 0.00 19:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:05 lo 22.78 22.78 9.09 9.09 0.00 0.00 0.00 0.00 19:40:05 ens3 0.74 0.52 0.17 0.12 0.00 0.00 0.00 0.00 19:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:21 lo 11.93 11.93 5.20 5.20 0.00 0.00 0.00 0.00 19:50:21 ens3 0.50 0.22 0.13 0.08 0.00 0.00 0.00 0.00 19:50:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:21 lo 16.13 16.13 7.03 7.03 0.00 0.00 0.00 0.00 20:00:21 ens3 0.56 0.42 0.15 0.10 0.00 0.00 0.00 0.00 20:00:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:22 lo 17.81 17.81 10.49 10.49 0.00 0.00 0.00 0.00 20:10:22 ens3 0.90 0.61 0.27 0.20 0.00 0.00 0.00 0.00 20:10:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:22 lo 10.80 10.80 6.46 6.46 0.00 0.00 0.00 0.00 20:20:22 ens3 0.76 0.60 0.21 0.16 0.00 0.00 0.00 0.00 20:20:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:23 lo 17.22 17.22 7.31 7.31 0.00 0.00 0.00 0.00 20:30:23 ens3 0.72 0.58 0.18 0.14 0.00 0.00 0.00 0.00 20:30:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.20 19.20 9.67 9.67 0.00 0.00 0.00 0.00 Average: ens3 0.90 0.77 0.29 0.26 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-16g-9550) 02/11/26 _x86_64_ (4 CPU) 18:34:14 LINUX RESTART (4 CPU) 18:40:00 CPU %user %nice %system %iowait %steal %idle 18:50:01 all 52.32 0.00 2.02 0.33 0.09 45.23 18:50:01 0 50.76 0.00 1.83 0.45 0.09 46.86 18:50:01 1 51.81 0.00 2.06 0.22 0.10 45.81 18:50:01 2 54.51 0.00 2.11 0.40 0.09 42.88 18:50:01 3 52.21 0.00 2.07 0.25 0.09 45.38 19:00:02 all 40.38 0.00 1.62 0.07 0.10 57.84 19:00:02 0 40.42 0.00 1.58 0.10 0.10 57.79 19:00:02 1 39.98 0.00 1.64 0.05 0.10 58.22 19:00:02 2 40.36 0.00 1.63 0.05 0.10 57.86 19:00:02 3 40.74 0.00 1.60 0.08 0.10 57.47 19:10:03 all 16.82 0.00 0.74 0.03 0.08 82.32 19:10:03 0 15.93 0.00 0.81 0.02 0.08 83.16 19:10:03 1 16.89 0.00 0.76 0.05 0.08 82.22 19:10:03 2 17.05 0.00 0.70 0.03 0.09 82.14 19:10:03 3 17.40 0.00 0.70 0.03 0.08 81.79 19:20:04 all 21.53 0.00 0.84 0.05 0.08 77.50 19:20:04 0 21.02 0.00 0.93 0.03 0.07 77.94 19:20:04 1 22.55 0.00 0.80 0.02 0.08 76.54 19:20:04 2 21.11 0.00 0.83 0.06 0.08 77.92 19:20:04 3 21.44 0.00 0.80 0.10 0.08 77.59 19:30:04 all 24.71 0.00 0.82 0.05 0.08 74.34 19:30:04 0 24.62 0.00 0.85 0.04 0.08 74.40 19:30:04 1 24.46 0.00 0.81 0.06 0.08 74.59 19:30:04 2 25.02 0.00 0.78 0.05 0.08 74.08 19:30:04 3 24.73 0.00 0.84 0.05 0.08 74.30 19:40:05 all 8.11 0.00 0.41 0.02 0.08 91.38 19:40:05 0 8.03 0.00 0.46 0.02 0.07 91.42 19:40:05 1 8.55 0.00 0.38 0.04 0.08 90.96 19:40:05 2 8.04 0.00 0.43 0.02 0.08 91.43 19:40:05 3 7.82 0.00 0.38 0.02 0.08 91.71 19:50:21 all 7.05 0.00 0.45 0.02 0.08 92.39 19:50:21 0 6.89 0.00 0.47 0.01 0.08 92.55 19:50:21 1 7.02 0.00 0.47 0.03 0.09 92.39 19:50:21 2 7.50 0.00 0.50 0.04 0.09 91.88 19:50:21 3 6.76 0.00 0.37 0.02 0.08 92.76 20:00:21 all 3.32 0.00 0.33 0.01 0.09 96.25 20:00:21 0 3.32 0.00 0.33 0.00 0.08 96.27 20:00:21 1 3.36 0.00 0.31 0.01 0.09 96.23 20:00:21 2 3.39 0.00 0.36 0.03 0.09 96.13 20:00:21 3 3.22 0.00 0.33 0.02 0.09 96.35 20:10:22 all 9.45 0.00 0.41 0.03 0.08 90.03 20:10:22 0 9.41 0.00 0.37 0.02 0.08 90.12 20:10:22 1 9.27 0.00 0.37 0.02 0.08 90.27 20:10:22 2 9.48 0.00 0.45 0.02 0.08 89.96 20:10:22 3 9.65 0.00 0.44 0.06 0.09 89.78 20:20:22 all 12.47 0.00 0.49 0.04 0.09 86.91 20:20:22 0 12.85 0.00 0.55 0.03 0.08 86.49 20:20:22 1 11.96 0.00 0.47 0.04 0.09 87.45 20:20:22 2 13.03 0.00 0.41 0.02 0.09 86.45 20:20:22 3 12.05 0.00 0.53 0.08 0.09 87.25 20:30:23 all 12.67 0.00 0.56 0.03 0.08 86.65 20:30:23 0 12.65 0.00 0.44 0.02 0.08 86.81 20:30:23 1 12.56 0.00 0.65 0.06 0.09 86.64 20:30:23 2 12.19 0.00 0.52 0.02 0.09 87.18 20:30:23 3 13.28 0.00 0.63 0.02 0.08 85.99 Average: CPU %user %nice %system %iowait %steal %idle Average: all 18.95 0.00 0.79 0.06 0.09 80.11 Average: 0 18.69 0.00 0.78 0.07 0.08 80.38 Average: 1 18.92 0.00 0.79 0.05 0.09 80.15 Average: 2 19.20 0.00 0.79 0.07 0.09 79.85 Average: 3 19.00 0.00 0.79 0.06 0.08 80.06