---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-3050 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 716 10923 3 4349 14930 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:0a:a7:9c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.255/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80055sec preferred_lft 80055sec inet6 fe80::f816:3eff:fe0a:a79c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:61:26:5c:8d:f1 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::6461:26ff:fe5c:8df1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-3050) 04/15/26 _x86_64_ (4 CPU) 14:55:51 LINUX RESTART (4 CPU) 15:00:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:10:10 110.28 23.60 82.35 4.33 561.19 28389.03 10581.68 15:20:10 37.09 1.35 19.02 16.72 20.49 523.05 211487.93 15:30:14 13.52 0.20 12.66 0.66 11.96 602.73 862.13 15:40:14 13.68 0.03 13.04 0.61 1.57 364.63 454.47 15:50:10 4.30 0.02 4.12 0.16 0.56 105.87 285.75 16:00:03 4.91 0.00 4.73 0.18 0.18 129.49 63.01 16:10:14 4.61 0.02 4.43 0.16 1.60 128.02 60.07 16:20:11 4.82 0.02 4.62 0.18 1.77 135.13 66.54 16:30:12 11.32 0.02 10.71 0.59 2.16 629.74 153.27 16:40:14 5.13 0.02 4.93 0.18 0.60 165.92 238.00 Average: 20.91 2.51 16.02 2.37 59.87 3100.53 22405.94 15:00:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:10:10 766168 4125460 11801864 72.08 263204 3082168 13354232 76.65 2090360 12925144 1556 15:20:10 3661620 6978120 8955472 54.70 267960 3034004 9693408 55.64 2154632 9987472 192 15:30:14 10183940 13612320 2325680 14.20 272828 3140944 3091076 17.74 2195292 3436768 220 15:40:14 7877748 11348576 4588256 28.02 274960 3181268 5376012 30.86 2200600 5736832 352 15:50:10 7679924 11162412 4774156 29.16 275656 3192220 5483060 31.47 2201880 5927648 208 16:00:03 7723352 11220984 4715684 28.80 276216 3206804 5366176 30.80 2203112 5866616 84 16:10:14 6320836 9834628 6101156 37.26 276752 3222428 6837820 39.25 2205336 7278284 140 16:20:11 6419240 9950856 5985156 36.55 277276 3239736 6767836 38.85 2209096 7185856 240 16:30:12 7784612 11448984 4488008 27.41 281468 3367308 5209700 29.90 2225584 5808056 572 16:40:14 6714988 10403904 5532680 33.79 281976 3391344 6124044 35.15 2236156 6856516 264 Average: 6513243 10008624 5926811 36.20 274830 3205822 6730336 38.63 2192205 7100919 383 15:00:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:10:10 lo 17.92 17.92 15.69 15.69 0.00 0.00 0.00 0.00 15:10:10 ens3 43.72 32.99 708.45 3.50 0.00 0.00 0.00 0.00 15:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:10 lo 46.46 46.46 20.48 20.48 0.00 0.00 0.00 0.00 15:20:10 ens3 1.70 1.55 0.35 0.30 0.00 0.00 0.00 0.00 15:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:14 lo 18.66 18.66 7.48 7.48 0.00 0.00 0.00 0.00 15:30:14 ens3 1.10 0.92 0.28 1.15 0.00 0.00 0.00 0.00 15:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:14 lo 16.49 16.49 7.77 7.77 0.00 0.00 0.00 0.00 15:40:14 ens3 0.83 0.67 0.18 0.14 0.00 0.00 0.00 0.00 15:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:10 lo 12.20 12.20 6.76 6.76 0.00 0.00 0.00 0.00 15:50:10 ens3 0.63 0.49 0.15 0.11 0.00 0.00 0.00 0.00 15:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:03 lo 26.64 26.64 8.99 8.99 0.00 0.00 0.00 0.00 16:00:03 ens3 0.64 0.40 0.19 0.13 0.00 0.00 0.00 0.00 16:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:14 lo 16.61 16.61 8.45 8.45 0.00 0.00 0.00 0.00 16:10:14 ens3 0.60 0.47 0.13 0.09 0.00 0.00 0.00 0.00 16:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:11 lo 13.43 13.43 8.31 8.31 0.00 0.00 0.00 0.00 16:20:11 ens3 0.60 0.45 0.14 0.11 0.00 0.00 0.00 0.00 16:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:12 lo 18.56 18.56 10.43 10.43 0.00 0.00 0.00 0.00 16:30:12 ens3 0.86 0.84 0.23 0.20 0.00 0.00 0.00 0.00 16:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:14 lo 31.54 31.54 12.28 12.28 0.00 0.00 0.00 0.00 16:40:14 ens3 0.82 0.63 0.19 0.15 0.00 0.00 0.00 0.00 16:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.85 21.85 10.66 10.66 0.00 0.00 0.00 0.00 Average: ens3 5.12 3.92 70.60 0.59 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-3050) 04/15/26 _x86_64_ (4 CPU) 14:55:51 LINUX RESTART (4 CPU) 15:00:14 CPU %user %nice %system %iowait %steal %idle 15:10:10 all 57.03 0.00 2.31 0.23 0.08 40.35 15:10:10 0 56.38 0.00 2.10 0.32 0.08 41.11 15:10:10 1 57.53 0.00 2.52 0.21 0.08 39.65 15:10:10 2 57.85 0.00 2.36 0.15 0.08 39.55 15:10:10 3 56.37 0.00 2.24 0.22 0.08 41.09 15:20:10 all 41.82 0.00 1.49 0.06 0.10 56.53 15:20:10 0 41.81 0.00 1.48 0.14 0.10 56.47 15:20:10 1 42.02 0.00 1.45 0.03 0.10 56.40 15:20:10 2 41.95 0.00 1.57 0.04 0.10 56.34 15:20:10 3 41.50 0.00 1.47 0.03 0.10 56.91 15:30:14 all 20.65 0.00 0.84 0.05 0.08 78.38 15:30:14 0 20.54 0.00 0.92 0.05 0.08 78.41 15:30:14 1 20.85 0.00 0.81 0.06 0.08 78.21 15:30:14 2 20.89 0.00 0.84 0.03 0.08 78.16 15:30:14 3 20.33 0.00 0.77 0.08 0.08 78.74 15:40:14 all 23.38 0.00 0.87 0.05 0.07 75.64 15:40:14 0 23.40 0.00 0.84 0.06 0.06 75.64 15:40:14 1 23.61 0.00 0.97 0.04 0.07 75.31 15:40:14 2 22.79 0.00 0.87 0.05 0.07 76.22 15:40:14 3 23.72 0.00 0.79 0.04 0.07 75.39 15:50:10 all 8.10 0.00 0.35 0.02 0.06 91.46 15:50:10 0 8.37 0.00 0.34 0.05 0.06 91.19 15:50:10 1 8.17 0.00 0.36 0.01 0.07 91.40 15:50:10 2 7.92 0.00 0.38 0.01 0.06 91.62 15:50:10 3 7.96 0.00 0.33 0.00 0.06 91.65 16:00:03 all 9.08 0.00 0.38 0.02 0.08 90.44 16:00:03 0 9.19 0.00 0.37 0.06 0.07 90.32 16:00:03 1 9.17 0.00 0.34 0.01 0.08 90.41 16:00:03 2 9.26 0.00 0.50 0.01 0.09 90.15 16:00:03 3 8.70 0.00 0.34 0.01 0.08 90.87 16:10:14 all 10.27 0.00 0.46 0.02 0.09 89.16 16:10:14 0 10.02 0.00 0.41 0.02 0.08 89.46 16:10:14 1 10.28 0.00 0.40 0.01 0.10 89.21 16:10:14 2 10.64 0.00 0.52 0.01 0.10 88.74 16:10:14 3 10.15 0.00 0.50 0.02 0.10 89.23 16:20:11 all 10.45 0.00 0.55 0.02 0.09 88.89 16:20:11 0 9.99 0.00 0.56 0.02 0.09 89.35 16:20:11 1 10.73 0.00 0.53 0.03 0.09 88.61 16:20:11 2 10.87 0.00 0.67 0.02 0.09 88.36 16:20:11 3 10.23 0.00 0.44 0.02 0.08 89.23 16:30:12 all 21.44 0.00 0.86 0.04 0.09 77.58 16:30:12 0 21.46 0.00 0.76 0.02 0.09 77.68 16:30:12 1 21.37 0.00 0.91 0.09 0.08 77.55 16:30:12 2 22.20 0.00 0.92 0.04 0.09 76.75 16:30:12 3 20.72 0.00 0.83 0.02 0.09 78.33 16:40:14 all 11.48 0.00 0.51 0.02 0.08 87.91 16:40:14 0 11.21 0.00 0.43 0.02 0.07 88.27 16:40:14 1 11.81 0.00 0.52 0.05 0.08 87.54 16:40:14 2 11.37 0.00 0.57 0.01 0.08 87.98 16:40:14 3 11.55 0.00 0.53 0.01 0.08 87.84 Average: all 21.35 0.00 0.86 0.05 0.08 77.66 Average: 0 21.21 0.00 0.82 0.07 0.08 77.82 Average: 1 21.52 0.00 0.88 0.05 0.08 77.46 Average: 2 21.55 0.00 0.92 0.04 0.08 77.41 Average: 3 21.10 0.00 0.82 0.05 0.08 77.95