---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-30444 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 721 10707 3 4560 14925 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:f0:a0:e2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.23/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79847sec preferred_lft 79847sec inet6 fe80::f816:3eff:fef0:a0e2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:90:c6:ea:aa: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 inet6 fe80::5490:c6ff:feea:aaee/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-30444) 03/25/26 _x86_64_ (4 CPU) 07:07:35 LINUX RESTART (4 CPU) 07:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:20:16 126.97 8.93 113.47 4.58 821.34 36548.84 13031.79 07:30:02 56.93 22.88 32.29 1.76 260.22 1875.77 1695.54 07:40:19 9.36 0.10 8.70 0.55 4.77 318.65 761.08 07:50:18 10.96 0.04 10.40 0.51 1.28 585.11 442.47 08:00:01 16.66 0.02 15.92 0.72 1.15 527.52 428.09 08:10:19 5.32 0.00 5.15 0.17 0.26 133.55 67.78 08:20:07 6.47 0.01 6.22 0.23 0.63 170.25 240.25 08:30:01 5.78 0.01 5.47 0.30 1.06 227.01 132.67 08:40:12 20.91 0.10 5.65 15.17 1.11 168.76 206023.96 08:50:19 9.79 0.04 9.37 0.39 3.85 591.85 255.66 Average: 27.01 3.17 21.37 2.46 110.44 4178.37 22644.04 07:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:20:16 2415396 6995076 8930544 54.54 258864 4204564 10386268 59.62 2039020 11222384 1980 07:30:02 7631192 10988000 4946956 30.21 267216 3072036 7502664 43.07 2127552 6050648 2560 07:40:19 1138104 4518200 11413612 69.71 268924 3093420 12499316 71.75 2135624 12521540 504 07:50:18 11776812 15282172 655136 4.00 273340 3214020 1349556 7.75 2173920 1847772 10984 08:00:01 7740360 11310916 4625040 28.25 276056 3276696 5339828 30.65 2179312 5896168 368 08:10:19 7694280 11280996 4654680 28.43 276556 3292360 5355960 30.74 2180372 5939472 216 08:20:07 10174840 13799032 2138080 13.06 277132 3329256 3496828 20.07 2182952 3465452 18576 08:30:01 6524140 10170524 5764748 35.21 278128 3350452 6578672 37.76 2186856 7089412 264 08:40:12 7831836 11509124 4426652 27.04 280652 3378836 5179244 29.73 2195828 5781884 512 08:50:19 7504416 11315964 4619612 28.21 284736 3503892 5230952 30.03 2210528 6088524 28 Average: 7043138 10717000 5217506 31.87 274160 3371553 6291929 36.12 2161196 6590326 3599 07:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:20:16 lo 6.67 6.67 7.38 7.38 0.00 0.00 0.00 0.00 07:20:16 ens3 112.75 88.09 1676.63 9.40 0.00 0.00 0.00 0.00 07:20:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:02 lo 44.98 44.98 23.16 23.16 0.00 0.00 0.00 0.00 07:30:02 ens3 2.33 2.12 0.54 0.46 0.00 0.00 0.00 0.00 07:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:19 lo 32.07 32.07 14.15 14.15 0.00 0.00 0.00 0.00 07:40:19 ens3 1.81 0.87 0.38 0.24 0.00 0.00 0.00 0.00 07:40:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:18 lo 11.99 11.99 5.50 5.50 0.00 0.00 0.00 0.00 07:50:18 ens3 1.47 0.93 0.31 0.87 0.00 0.00 0.00 0.00 07:50:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 lo 15.94 15.94 8.10 8.10 0.00 0.00 0.00 0.00 08:00:01 ens3 1.18 0.82 0.26 0.73 0.00 0.00 0.00 0.00 08:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:19 lo 14.84 14.84 7.58 7.58 0.00 0.00 0.00 0.00 08:10:19 ens3 0.91 0.54 0.21 0.14 0.00 0.00 0.00 0.00 08:10:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:07 lo 25.12 25.12 8.38 8.38 0.00 0.00 0.00 0.00 08:20:07 ens3 0.74 0.37 0.14 0.09 0.00 0.00 0.00 0.00 08:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 lo 19.30 19.30 10.97 10.97 0.00 0.00 0.00 0.00 08:30:01 ens3 0.94 0.63 0.21 0.15 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:12 lo 17.67 17.67 9.95 9.95 0.00 0.00 0.00 0.00 08:40:12 ens3 0.74 0.55 0.17 0.13 0.00 0.00 0.00 0.00 08:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:19 lo 21.10 21.10 10.17 10.17 0.00 0.00 0.00 0.00 08:50:19 ens3 1.40 0.89 0.36 0.27 0.00 0.00 0.00 0.00 08:50:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.90 20.90 10.51 10.51 0.00 0.00 0.00 0.00 Average: ens3 12.64 9.74 171.10 1.26 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-30444) 03/25/26 _x86_64_ (4 CPU) 07:07:35 LINUX RESTART (4 CPU) 07:10:03 CPU %user %nice %system %iowait %steal %idle 07:20:16 all 58.06 0.00 2.92 0.52 0.13 38.37 07:20:16 0 55.46 0.00 3.25 0.64 0.13 40.53 07:20:16 1 57.50 0.00 2.70 0.59 0.13 39.09 07:20:16 2 57.05 0.00 2.84 0.30 0.13 39.69 07:20:16 3 62.25 0.00 2.89 0.56 0.13 34.17 07:30:02 all 62.95 0.00 2.28 0.08 0.15 34.55 07:30:02 0 62.60 0.00 2.35 0.05 0.15 34.85 07:30:02 1 63.16 0.00 2.33 0.06 0.15 34.30 07:30:02 2 63.38 0.00 2.14 0.05 0.15 34.27 07:30:02 3 62.65 0.00 2.28 0.16 0.15 34.76 07:40:19 all 26.39 0.00 1.22 0.03 0.11 72.24 07:40:19 0 26.18 0.00 1.14 0.02 0.11 72.55 07:40:19 1 26.73 0.00 1.37 0.06 0.11 71.72 07:40:19 2 26.19 0.00 1.26 0.03 0.11 72.41 07:40:19 3 26.47 0.00 1.13 0.02 0.11 72.27 07:50:18 all 18.54 0.00 1.00 0.05 0.08 80.33 07:50:18 0 18.77 0.00 1.04 0.06 0.07 80.06 07:50:18 1 17.86 0.00 0.94 0.03 0.09 81.09 07:50:18 2 19.45 0.00 1.13 0.08 0.08 79.26 07:50:18 3 18.08 0.00 0.89 0.02 0.08 80.92 08:00:01 all 31.25 0.00 1.15 0.05 0.09 67.46 08:00:01 0 30.70 0.00 1.15 0.03 0.10 68.03 08:00:01 1 31.26 0.00 1.05 0.03 0.10 67.56 08:00:01 2 32.07 0.00 1.33 0.09 0.09 66.41 08:00:01 3 30.96 0.00 1.06 0.06 0.09 67.83 08:10:19 all 9.04 0.00 0.51 0.02 0.07 90.37 08:10:19 0 8.88 0.00 0.48 0.02 0.06 90.56 08:10:19 1 9.27 0.00 0.52 0.02 0.07 90.11 08:10:19 2 9.17 0.00 0.52 0.00 0.07 90.23 08:10:19 3 8.83 0.00 0.50 0.03 0.07 90.58 08:20:07 all 12.40 0.00 0.68 0.02 0.07 86.83 08:20:07 0 12.23 0.00 0.61 0.01 0.06 87.09 08:20:07 1 12.46 0.00 0.74 0.03 0.08 86.69 08:20:07 2 12.72 0.00 0.73 0.02 0.07 86.46 08:20:07 3 12.20 0.00 0.63 0.01 0.06 87.10 08:30:01 all 15.22 0.00 0.65 0.02 0.07 84.03 08:30:01 0 14.57 0.00 0.60 0.01 0.07 84.76 08:30:01 1 15.53 0.00 0.68 0.03 0.07 83.68 08:30:01 2 15.35 0.00 0.67 0.01 0.08 83.88 08:30:01 3 15.44 0.00 0.66 0.04 0.07 83.80 08:40:12 all 8.92 0.00 0.39 0.06 0.06 90.58 08:40:12 0 9.00 0.00 0.35 0.02 0.05 90.57 08:40:12 1 9.22 0.00 0.37 0.06 0.06 90.30 08:40:12 2 8.36 0.00 0.42 0.10 0.06 91.06 08:40:12 3 9.11 0.00 0.40 0.05 0.06 90.38 08:50:19 all 15.56 0.00 0.60 0.04 0.07 83.73 08:50:19 0 15.91 0.00 0.57 0.03 0.07 83.42 08:50:19 1 14.99 0.00 0.54 0.07 0.07 84.32 08:50:19 2 15.81 0.00 0.67 0.04 0.08 83.40 08:50:19 3 15.52 0.00 0.62 0.00 0.07 83.79 Average: all 25.73 0.00 1.14 0.09 0.09 72.95 Average: 0 25.33 0.00 1.15 0.09 0.09 73.34 Average: 1 25.70 0.00 1.12 0.10 0.09 72.99 Average: 2 25.85 0.00 1.17 0.07 0.09 72.82 Average: 3 26.05 0.00 1.10 0.10 0.09 72.66