---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-2977 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 690 10848 3 4450 14952 Swap: 1023 15 1008 ---> 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:bb:73:40 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.55/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79553sec preferred_lft 79553sec inet6 fe80::f816:3eff:febb:7340/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:2a:fd:ec:2f:43 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::ec2a:fdff:feec:2f43/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-2977) 04/15/26 _x86_64_ (4 CPU) 10:49:32 LINUX RESTART (4 CPU) 10:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:00:01 143.21 15.97 122.15 5.09 2404.21 41989.41 15677.25 11:10:09 77.95 24.15 50.62 3.18 331.89 5468.84 3667.19 11:20:02 14.49 1.51 12.18 0.79 28.84 398.42 698.05 11:30:01 28.94 0.15 12.66 16.13 4.49 639.31 212509.78 11:40:09 12.27 0.10 11.68 0.49 2.58 389.95 1135.52 11:50:09 9.77 0.16 9.22 0.38 4.59 295.17 611.13 12:00:01 4.94 0.23 4.57 0.14 5.50 139.82 103.51 12:10:08 7.44 0.01 7.10 0.33 1.37 256.47 164.28 12:20:09 2.35 0.02 2.32 0.00 1.29 42.61 0.36 12:30:01 9.43 0.06 8.99 0.38 1.39 558.82 155.68 12:40:09 7.71 0.07 7.36 0.29 2.22 287.59 314.97 Average: 29.01 3.88 22.66 2.47 253.61 4589.78 21306.56 10:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:00:01 4528904 15315096 610792 3.73 242004 10327936 1397836 8.02 2135508 8942416 9352 11:10:09 631680 3835280 12092752 73.86 264208 2949316 13342128 76.58 2069624 13112392 344 11:20:02 8057960 11294384 4636696 28.32 265916 2980260 5388332 30.93 2095392 5647204 7008 11:30:01 11527324 14887384 1048108 6.40 272420 3097356 1863908 10.70 2134536 2188364 10976 11:40:09 10201104 13611380 2323616 14.19 274588 3145404 3086616 17.72 2139944 3507612 92 11:50:09 7930348 11383264 4550196 27.79 275848 3186780 5289948 30.36 2144108 5768456 204 12:00:01 7954524 11427872 4505492 27.52 276208 3206856 5286064 30.34 2146524 5723444 356 12:10:08 6914076 10428376 5504872 33.62 277148 3246864 6539308 37.54 2151744 6759320 384 12:20:09 6216272 9733332 6199280 37.86 277368 3249404 6935708 39.81 2152396 7467064 104 12:30:01 7704192 11344420 4589152 28.03 281312 3365712 5334808 30.62 2160852 5960668 248 12:40:09 6954220 10645672 5287448 32.29 282340 3415900 6074716 34.87 2180076 6687920 36 Average: 7147328 11264224 4668037 28.51 271760 3833799 5503579 31.59 2137337 6524078 2646 10:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:00:01 lo 2.86 2.86 2.24 2.24 0.00 0.00 0.00 0.00 11:00:01 ens3 193.87 140.41 2167.35 18.56 0.00 0.00 0.00 0.00 11:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:09 lo 36.49 36.49 23.65 23.65 0.00 0.00 0.00 0.00 11:10:09 ens3 2.41 2.37 0.72 0.63 0.00 0.00 0.00 0.00 11:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:02 lo 39.14 39.14 15.72 15.72 0.00 0.00 0.00 0.00 11:20:02 ens3 1.52 1.85 0.25 1.39 0.00 0.00 0.00 0.00 11:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:01 lo 13.96 13.96 6.95 6.95 0.00 0.00 0.00 0.00 11:30:01 ens3 0.73 0.60 0.19 0.15 0.00 0.00 0.00 0.00 11:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:09 lo 8.79 8.79 4.45 4.45 0.00 0.00 0.00 0.00 11:40:09 ens3 0.74 0.63 0.17 0.19 0.00 0.00 0.00 0.00 11:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:09 lo 19.07 19.07 10.00 10.00 0.00 0.00 0.00 0.00 11:50:09 ens3 0.74 0.63 0.16 0.13 0.00 0.00 0.00 0.00 11:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:01 lo 26.65 26.65 9.68 9.68 0.00 0.00 0.00 0.00 12:00:01 ens3 0.75 0.50 0.20 0.15 0.00 0.00 0.00 0.00 12:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:08 lo 20.70 20.70 10.27 10.27 0.00 0.00 0.00 0.00 12:10:08 ens3 0.70 0.55 0.14 0.11 0.00 0.00 0.00 0.00 12:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:09 lo 17.41 17.41 9.87 9.87 0.00 0.00 0.00 0.00 12:20:09 ens3 1.27 0.52 0.25 0.25 0.00 0.00 0.00 0.00 12:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 lo 10.93 10.93 6.57 6.57 0.00 0.00 0.00 0.00 12:30:01 ens3 2.49 0.68 0.52 0.25 0.00 0.00 0.00 0.00 12:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:09 lo 21.03 21.03 9.04 9.04 0.00 0.00 0.00 0.00 12:40:09 ens3 1.50 1.00 0.36 0.57 0.00 0.00 0.00 0.00 12:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.72 19.72 9.86 9.86 0.00 0.00 0.00 0.00 Average: ens3 18.78 13.60 197.13 2.03 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-2977) 04/15/26 _x86_64_ (4 CPU) 10:49:32 LINUX RESTART (4 CPU) 10:50:01 CPU %user %nice %system %iowait %steal %idle 11:00:01 all 39.23 0.00 2.60 5.74 0.10 52.34 11:00:01 0 41.70 0.00 2.43 4.79 0.10 50.98 11:00:01 1 39.98 0.00 2.54 5.84 0.10 51.54 11:00:01 2 39.74 0.00 2.74 6.06 0.10 51.37 11:00:01 3 35.48 0.00 2.70 6.28 0.09 55.45 11:10:09 all 66.23 0.00 2.52 0.96 0.13 30.16 11:10:09 0 65.42 0.00 2.48 0.67 0.13 31.30 11:10:09 1 65.78 0.00 2.65 1.17 0.13 30.27 11:10:09 2 67.64 0.00 2.35 0.85 0.13 29.02 11:10:09 3 66.08 0.00 2.61 1.16 0.13 30.03 11:20:02 all 28.26 0.00 1.29 0.36 0.15 69.94 11:20:02 0 28.53 0.00 1.22 0.41 0.11 69.73 11:20:02 1 27.82 0.00 1.42 0.26 0.19 70.31 11:20:02 2 28.16 0.00 1.21 0.50 0.10 70.03 11:20:02 3 28.54 0.00 1.32 0.28 0.20 69.67 11:30:01 all 19.68 0.00 0.78 0.08 0.08 79.38 11:30:01 0 19.78 0.00 0.72 0.17 0.08 79.25 11:30:01 1 20.13 0.00 0.78 0.05 0.09 78.95 11:30:01 2 19.32 0.00 0.82 0.05 0.08 79.74 11:30:01 3 19.50 0.00 0.80 0.04 0.08 79.58 11:40:09 all 18.86 0.00 0.63 0.72 0.07 79.72 11:40:09 0 19.51 0.00 0.50 0.11 0.07 79.81 11:40:09 1 18.37 0.00 0.69 0.16 0.07 80.71 11:40:09 2 18.90 0.00 0.69 1.56 0.07 78.78 11:40:09 3 18.67 0.00 0.65 1.04 0.07 79.57 11:50:09 all 18.09 0.00 0.69 0.04 0.08 81.10 11:50:09 0 18.03 0.00 0.66 0.05 0.08 81.19 11:50:09 1 17.03 0.00 0.72 0.03 0.08 82.14 11:50:09 2 18.66 0.00 0.68 0.05 0.08 80.54 11:50:09 3 18.66 0.00 0.71 0.02 0.07 80.53 12:00:01 all 8.57 0.00 0.41 0.02 0.07 90.93 12:00:01 0 8.40 0.00 0.36 0.01 0.07 91.15 12:00:01 1 8.95 0.00 0.49 0.05 0.07 90.45 12:00:01 2 8.67 0.00 0.37 0.01 0.07 90.88 12:00:01 3 8.28 0.00 0.40 0.03 0.07 91.23 12:10:08 all 16.33 0.00 0.73 0.04 0.07 82.82 12:10:08 0 15.20 0.00 0.71 0.05 0.07 83.97 12:10:08 1 16.98 0.00 0.67 0.03 0.07 82.24 12:10:08 2 16.77 0.00 0.81 0.01 0.07 82.34 12:10:08 3 16.39 0.00 0.72 0.08 0.07 82.74 12:20:09 all 4.12 0.00 0.29 0.02 0.07 95.51 12:20:09 0 3.91 0.00 0.26 0.01 0.06 95.76 12:20:09 1 4.21 0.00 0.30 0.01 0.07 95.42 12:20:09 2 4.15 0.00 0.33 0.04 0.07 95.42 12:20:09 3 4.20 0.00 0.27 0.02 0.07 95.44 12:30:01 all 13.54 0.00 0.61 0.06 0.07 85.72 12:30:01 0 14.42 0.00 0.63 0.07 0.07 84.81 12:30:01 1 12.40 0.00 0.59 0.08 0.07 86.86 12:30:01 2 13.28 0.00 0.56 0.07 0.07 86.02 12:30:01 3 14.06 0.00 0.64 0.01 0.07 85.21 12:40:09 all 14.76 0.00 0.58 0.03 0.07 84.56 12:40:09 0 14.70 0.00 0.58 0.03 0.07 84.63 12:40:09 1 15.32 0.00 0.58 0.02 0.08 84.01 12:40:09 2 14.62 0.00 0.50 0.02 0.07 84.79 12:40:09 3 14.42 0.00 0.65 0.04 0.07 84.82 Average: CPU %user %nice %system %iowait %steal %idle Average: all 22.57 0.00 1.01 0.73 0.09 75.60 Average: 0 22.75 0.00 0.96 0.58 0.08 75.63 Average: 1 22.50 0.00 1.04 0.70 0.09 75.67 Average: 2 22.76 0.00 1.01 0.84 0.08 75.31 Average: 3 22.25 0.00 1.04 0.82 0.09 75.80