---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-53194 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: 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 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 10446 4 4812 14916 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:82:0a:8d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.208/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79524sec preferred_lft 79524sec inet6 fe80::f816:3eff:fe82:a8d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:e5:e2:f1:35:84 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::cce5:e2ff:fef1:3584/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-53194) 03/26/26 _x86_64_ (4 CPU) 14:18:49 LINUX RESTART (4 CPU) 14:20:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:30:02 115.75 9.11 100.90 5.75 1416.84 35924.84 29441.44 14:40:01 73.14 25.01 45.86 2.27 375.04 5115.94 4626.04 14:50:02 14.48 0.17 13.52 0.79 8.06 393.74 295.66 15:00:02 20.28 12.01 7.88 0.40 143.09 293.11 418.00 15:10:01 15.86 0.04 15.05 0.78 1.24 746.35 311.00 15:20:02 12.08 0.02 11.54 0.53 1.00 380.49 280.85 15:30:02 7.30 0.01 6.98 0.32 0.44 231.19 129.79 15:40:01 4.16 0.02 3.98 0.16 2.34 147.77 348.26 15:50:02 4.91 0.00 4.75 0.16 0.33 156.50 64.45 16:00:02 24.54 0.09 8.16 16.30 4.33 577.28 209927.65 16:10:01 7.78 0.02 7.49 0.27 0.92 302.20 569.30 Average: 27.30 4.22 20.55 2.52 177.59 4024.53 22404.34 14:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:30:02 1266056 13018528 2901508 17.72 265680 11221884 4638828 26.63 2239628 12036808 760840 14:40:01 2045484 5543096 10387556 63.44 274780 3208536 11251104 64.58 2371736 11369984 364 14:50:02 7201884 10735656 5199596 31.76 276184 3243252 6713604 38.54 2408632 6208388 7600 15:00:02 9174476 12784120 3152676 19.26 281700 3305432 4949768 28.41 2453020 4193160 1872 15:10:01 9909720 13650436 2286460 13.96 287248 3425444 3045240 17.48 2503216 3403656 256 15:20:02 7731040 11528788 4406784 26.91 288820 3480752 5170664 29.68 2506816 5563096 232 15:30:02 7516256 11347720 4587868 28.02 289564 3513668 5391892 30.95 2508688 5769052 424 15:40:01 6063444 9918864 6015772 36.74 289928 3537204 6765840 38.84 2510972 7220304 456 15:50:02 6064416 9943324 5991192 36.59 290332 3560228 6680344 38.35 2514144 7222440 384 16:00:02 7404736 11424220 4510804 27.55 294768 3689312 5321376 30.54 2527816 5866424 312 16:10:01 6600752 10673356 5261372 32.13 295536 3741416 6022832 34.57 2547036 6638704 52 Average: 6452569 10960737 4972872 30.37 284958 4175193 5995590 34.41 2462882 6862911 70254 14:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:30:02 lo 3.10 3.10 2.41 2.41 0.00 0.00 0.00 0.00 14:30:02 ens3 142.48 106.53 2107.42 11.75 0.00 0.00 0.00 0.00 14:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:01 lo 31.91 31.91 20.81 20.81 0.00 0.00 0.00 0.00 14:40:01 ens3 2.17 1.75 0.53 1.51 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 14:50:02 lo 43.34 43.34 17.24 17.24 0.00 0.00 0.00 0.00 14:50:02 ens3 1.40 1.10 0.32 0.26 0.00 0.00 0.00 0.00 14:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:02 lo 11.91 11.91 6.99 6.99 0.00 0.00 0.00 0.00 15:00:02 ens3 0.97 0.45 0.30 0.20 0.00 0.00 0.00 0.00 15:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:01 lo 10.00 10.00 5.88 5.88 0.00 0.00 0.00 0.00 15:10:01 ens3 0.97 0.80 0.24 0.22 0.00 0.00 0.00 0.00 15:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:02 lo 15.36 15.36 7.34 7.34 0.00 0.00 0.00 0.00 15:20:02 ens3 0.73 0.53 0.16 0.12 0.00 0.00 0.00 0.00 15:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:02 lo 17.20 17.20 8.69 8.69 0.00 0.00 0.00 0.00 15:30:02 ens3 0.73 0.57 0.15 0.11 0.00 0.00 0.00 0.00 15:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:01 lo 28.63 28.63 11.56 11.56 0.00 0.00 0.00 0.00 15:40:01 ens3 0.63 0.44 0.14 0.10 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:02 lo 19.37 19.37 10.34 10.34 0.00 0.00 0.00 0.00 15:50:02 ens3 0.72 0.61 0.16 0.13 0.00 0.00 0.00 0.00 15:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:02 lo 16.68 16.68 9.94 9.94 0.00 0.00 0.00 0.00 16:00:02 ens3 0.97 0.91 0.28 0.24 0.00 0.00 0.00 0.00 16:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 lo 24.06 24.06 10.08 10.08 0.00 0.00 0.00 0.00 16:10:01 ens3 0.82 0.85 0.16 0.15 0.00 0.00 0.00 0.00 16:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.14 20.14 10.12 10.12 0.00 0.00 0.00 0.00 Average: ens3 13.87 10.41 191.84 1.35 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-53194) 03/26/26 _x86_64_ (4 CPU) 14:18:49 LINUX RESTART (4 CPU) 14:20:02 CPU %user %nice %system %iowait %steal %idle 14:30:02 all 44.68 0.00 2.78 4.53 0.12 47.90 14:30:02 0 44.55 0.00 2.61 5.86 0.12 46.86 14:30:02 1 44.65 0.00 2.75 3.83 0.11 48.65 14:30:02 2 44.15 0.00 2.74 2.63 0.12 50.37 14:30:02 3 45.37 0.00 3.01 5.77 0.12 45.74 14:40:01 all 61.21 0.00 2.21 0.15 0.15 36.28 14:40:01 0 60.97 0.00 2.24 0.09 0.15 36.54 14:40:01 1 62.13 0.00 2.02 0.11 0.15 35.58 14:40:01 2 61.14 0.00 2.22 0.27 0.16 36.21 14:40:01 3 60.60 0.00 2.36 0.13 0.15 36.77 14:50:02 all 31.76 0.00 1.22 0.04 0.11 66.87 14:50:02 0 31.86 0.00 1.22 0.03 0.11 66.78 14:50:02 1 31.48 0.00 1.22 0.05 0.11 67.15 14:50:02 2 32.02 0.00 1.17 0.06 0.11 66.64 14:50:02 3 31.69 0.00 1.28 0.03 0.10 66.90 15:00:02 all 15.49 0.09 0.64 0.10 0.07 83.62 15:00:02 0 15.73 0.00 0.60 0.02 0.06 83.58 15:00:02 1 15.68 0.01 0.70 0.07 0.07 83.48 15:00:02 2 15.29 0.34 0.65 0.28 0.07 83.37 15:00:02 3 15.24 0.00 0.61 0.01 0.07 84.07 15:10:01 all 27.05 0.00 0.92 0.05 0.08 71.90 15:10:01 0 27.20 0.00 0.98 0.03 0.07 71.71 15:10:01 1 26.78 0.00 0.97 0.13 0.08 72.03 15:10:01 2 27.10 0.00 0.89 0.01 0.08 71.92 15:10:01 3 27.10 0.00 0.85 0.03 0.08 71.94 15:20:02 all 19.36 0.00 0.67 0.04 0.06 79.86 15:20:02 0 18.90 0.00 0.65 0.05 0.06 80.34 15:20:02 1 19.58 0.00 0.70 0.07 0.07 79.59 15:20:02 2 19.24 0.00 0.65 0.04 0.07 80.00 15:20:02 3 19.73 0.00 0.68 0.01 0.06 79.52 15:30:02 all 14.06 0.00 0.58 0.09 0.06 85.21 15:30:02 0 14.46 0.00 0.65 0.08 0.06 84.75 15:30:02 1 13.63 0.00 0.53 0.03 0.06 85.75 15:30:02 2 13.94 0.00 0.59 0.07 0.06 85.35 15:30:02 3 14.20 0.00 0.54 0.17 0.06 85.02 15:40:01 all 11.32 0.00 0.53 0.49 0.08 87.57 15:40:01 0 10.61 0.00 0.51 0.57 0.12 88.20 15:40:01 1 11.69 0.00 0.60 0.46 0.09 87.16 15:40:01 2 11.62 0.00 0.53 0.64 0.06 87.15 15:40:01 3 11.36 0.00 0.50 0.31 0.06 87.78 15:50:02 all 10.66 0.00 0.49 0.57 0.06 88.21 15:50:02 0 10.68 0.00 0.44 1.02 0.06 87.80 15:50:02 1 11.00 0.00 0.50 0.13 0.07 88.31 15:50:02 2 10.37 0.00 0.55 0.79 0.07 88.22 15:50:02 3 10.60 0.00 0.46 0.35 0.06 88.53 16:00:02 all 14.97 0.00 0.64 0.06 0.07 84.26 16:00:02 0 14.57 0.00 0.60 0.06 0.06 84.71 16:00:02 1 14.89 0.00 0.63 0.07 0.07 84.34 16:00:02 2 15.90 0.00 0.65 0.02 0.07 83.37 16:00:02 3 14.52 0.00 0.69 0.09 0.07 84.62 16:10:01 all 16.52 0.00 0.74 0.20 0.07 82.47 16:10:01 0 15.95 0.00 0.77 0.13 0.07 83.08 16:10:01 1 16.86 0.00 0.67 0.05 0.07 82.36 16:10:01 2 16.70 0.00 0.71 0.12 0.07 82.39 16:10:01 3 16.57 0.00 0.80 0.51 0.07 82.05 Average: CPU %user %nice %system %iowait %steal %idle Average: all 24.26 0.01 1.04 0.57 0.08 74.03 Average: 0 24.12 0.00 1.02 0.72 0.08 74.05 Average: 1 24.37 0.00 1.02 0.45 0.09 74.06 Average: 2 24.29 0.03 1.03 0.45 0.08 74.11 Average: 3 24.26 0.00 1.07 0.67 0.08 73.91