---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-33641 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 717 10869 3 4402 14929 Swap: 1023 2 1021 ---> 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:41:85:e8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.177/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79601sec preferred_lft 79601sec inet6 fe80::f816:3eff:fe41:85e8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:9b:b8:73:59:b4 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::409b:b8ff:fe73:59b4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-33641) 03/25/26 _x86_64_ (4 CPU) 07:34:23 LINUX RESTART (4 CPU) 07:40:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:50:08 92.16 22.59 66.23 3.33 348.51 23174.35 9630.12 08:00:08 30.61 2.74 26.43 1.43 65.45 1656.03 903.58 08:10:08 8.24 0.09 7.70 0.45 4.31 269.92 460.15 08:20:08 15.50 0.06 14.78 0.66 2.33 699.43 486.64 08:30:01 14.59 0.01 13.89 0.68 0.63 446.42 739.00 08:40:08 4.65 0.04 4.46 0.15 1.91 130.29 77.54 08:50:08 20.93 0.11 5.33 15.49 2.92 155.21 210947.18 09:00:01 4.92 0.01 4.71 0.20 0.93 147.36 1794.09 09:10:08 5.62 0.01 5.43 0.19 0.28 164.83 41.99 09:20:08 9.57 0.04 9.14 0.40 4.33 583.85 299.95 Average: 20.67 2.57 15.80 2.30 43.16 2742.41 22535.14 07:40:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:08 554096 5529588 10394656 63.49 267600 4589232 11859424 68.07 2348612 12773372 256864 08:00:08 3218268 6419680 9513588 58.11 266228 2948088 10902544 62.58 2160904 10427256 72 08:10:08 6473476 9699676 6234392 38.08 267000 2971908 7035340 40.38 2167556 7170288 204 08:20:08 10383180 13737076 2200920 13.44 272408 3094200 2983432 17.12 2207312 3250768 140 08:30:01 8047980 11464852 4472292 27.31 274460 3155120 5231684 30.03 2211488 5574148 308 08:40:08 7996356 11431732 4505196 27.52 274884 3173204 5225516 29.99 2213284 5632112 304 08:50:08 6561240 10023632 5912544 36.11 277472 3197632 6679296 38.34 2222060 7045008 364 09:00:01 6896088 10379920 5556872 33.94 277996 3218544 6601944 37.90 2225648 6713764 368 09:10:08 7947584 11455032 4482092 27.37 278684 3241476 5278036 30.30 2228052 5660296 356 09:20:08 7713632 11350284 4586576 28.01 282828 3364716 5269496 30.25 2243104 5872556 264 Average: 6579190 10149147 5785913 35.34 273956 3295412 6706671 38.50 2222802 7011957 25924 07:40:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:50:08 lo 14.70 14.70 12.66 12.66 0.00 0.00 0.00 0.00 07:50:08 ens3 39.11 27.48 644.79 3.10 0.00 0.00 0.00 0.00 07:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:08 lo 44.12 44.12 20.81 20.81 0.00 0.00 0.00 0.00 08:00:08 ens3 2.14 1.68 0.46 0.37 0.00 0.00 0.00 0.00 08:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:08 lo 26.53 26.53 11.95 11.95 0.00 0.00 0.00 0.00 08:10:08 ens3 0.98 0.58 0.22 0.15 0.00 0.00 0.00 0.00 08:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:08 lo 11.28 11.28 5.57 5.57 0.00 0.00 0.00 0.00 08:20:08 ens3 1.31 1.11 0.28 1.25 0.00 0.00 0.00 0.00 08:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 lo 18.04 18.04 9.25 9.25 0.00 0.00 0.00 0.00 08:30:01 ens3 1.01 0.69 0.21 0.16 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 08:40:08 lo 20.87 20.87 8.84 8.84 0.00 0.00 0.00 0.00 08:40:08 ens3 0.81 0.58 0.19 0.14 0.00 0.00 0.00 0.00 08:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:08 lo 20.32 20.32 8.38 8.38 0.00 0.00 0.00 0.00 08:50:08 ens3 0.90 0.36 0.20 0.12 0.00 0.00 0.00 0.00 08:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 lo 12.54 12.54 5.78 5.78 0.00 0.00 0.00 0.00 09:00:01 ens3 1.02 0.52 0.28 0.19 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:08 lo 18.78 18.78 11.37 11.37 0.00 0.00 0.00 0.00 09:10:08 ens3 0.94 0.59 0.22 0.16 0.00 0.00 0.00 0.00 09:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:08 lo 18.16 18.16 9.11 9.11 0.00 0.00 0.00 0.00 09:20:08 ens3 2.05 1.03 0.58 0.39 0.00 0.00 0.00 0.00 09:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.54 20.54 10.38 10.38 0.00 0.00 0.00 0.00 Average: ens3 5.03 3.46 64.74 0.60 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-33641) 03/25/26 _x86_64_ (4 CPU) 07:34:23 LINUX RESTART (4 CPU) 07:40:08 CPU %user %nice %system %iowait %steal %idle 07:50:08 all 59.68 0.00 2.93 0.31 0.18 36.91 07:50:08 0 58.73 0.00 3.21 0.28 0.17 37.61 07:50:08 1 58.90 0.00 2.96 0.37 0.18 37.59 07:50:08 2 58.27 0.00 2.72 0.38 0.18 38.45 07:50:08 3 62.82 0.00 2.82 0.18 0.18 34.00 08:00:08 all 57.18 0.00 2.32 0.06 0.19 40.24 08:00:08 0 57.34 0.00 2.28 0.06 0.19 40.12 08:00:08 1 57.12 0.00 2.33 0.02 0.20 40.33 08:00:08 2 57.44 0.00 2.29 0.08 0.19 40.00 08:00:08 3 56.82 0.00 2.38 0.10 0.19 40.51 08:10:08 all 20.46 0.00 1.06 0.03 0.10 78.34 08:10:08 0 20.16 0.00 0.99 0.04 0.10 78.71 08:10:08 1 20.47 0.00 1.14 0.04 0.10 78.24 08:10:08 2 20.74 0.00 1.07 0.02 0.11 78.06 08:10:08 3 20.49 0.00 1.05 0.03 0.11 78.33 08:20:08 all 24.33 0.00 0.99 0.05 0.09 74.54 08:20:08 0 23.45 0.00 0.98 0.03 0.09 75.46 08:20:08 1 24.53 0.00 0.93 0.08 0.10 74.36 08:20:08 2 23.67 0.00 1.02 0.02 0.09 75.20 08:20:08 3 25.67 0.00 1.03 0.07 0.10 73.13 08:30:01 all 28.64 0.00 1.03 0.04 0.10 70.20 08:30:01 0 28.27 0.00 1.04 0.02 0.09 70.57 08:30:01 1 28.94 0.00 1.04 0.03 0.10 69.89 08:30:01 2 28.63 0.00 1.02 0.06 0.10 70.19 08:30:01 3 28.73 0.00 1.00 0.03 0.10 70.14 08:40:08 all 10.53 0.00 0.58 0.02 0.06 88.81 08:40:08 0 10.61 0.00 0.55 0.01 0.06 88.77 08:40:08 1 10.73 0.00 0.58 0.04 0.07 88.58 08:40:08 2 10.38 0.00 0.62 0.01 0.07 88.91 08:40:08 3 10.37 0.00 0.57 0.01 0.06 88.99 08:50:08 all 10.86 0.00 0.64 0.04 0.07 88.40 08:50:08 0 10.31 0.00 0.50 0.01 0.05 89.13 08:50:08 1 11.37 0.00 0.68 0.09 0.07 87.79 08:50:08 2 11.37 0.00 0.78 0.05 0.07 87.72 08:50:08 3 10.39 0.00 0.59 0.01 0.07 88.94 09:00:01 all 8.98 0.00 0.53 0.02 0.07 90.40 09:00:01 0 8.02 0.00 0.43 0.02 0.06 91.47 09:00:01 1 9.68 0.00 0.59 0.01 0.07 89.65 09:00:01 2 9.30 0.00 0.58 0.05 0.07 90.00 09:00:01 3 8.91 0.00 0.51 0.02 0.08 90.49 09:10:08 all 10.09 0.00 0.42 0.02 0.07 89.40 09:10:08 0 9.80 0.00 0.42 0.00 0.07 89.71 09:10:08 1 10.28 0.00 0.47 0.02 0.07 89.15 09:10:08 2 9.92 0.00 0.40 0.03 0.07 89.57 09:10:08 3 10.35 0.00 0.40 0.02 0.07 89.16 09:20:08 all 14.95 0.00 0.56 0.04 0.08 84.38 09:20:08 0 14.97 0.00 0.65 0.03 0.08 84.28 09:20:08 1 14.34 0.00 0.47 0.02 0.07 85.10 09:20:08 2 14.99 0.00 0.49 0.08 0.07 84.36 09:20:08 3 15.51 0.00 0.62 0.03 0.08 83.77 Average: all 24.55 0.00 1.11 0.06 0.10 74.18 Average: 0 24.15 0.00 1.11 0.05 0.10 74.60 Average: 1 24.61 0.00 1.12 0.07 0.10 74.09 Average: 2 24.46 0.00 1.10 0.08 0.10 74.26 Average: 3 24.99 0.00 1.10 0.05 0.10 73.76