---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-8271 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 705 10829 3 4454 14940 Swap: 1023 12 1011 ---> 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:23:a5:c5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.123/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78363sec preferred_lft 78363sec inet6 fe80::f816:3eff:fe23:a5c5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:86:74:4e:76:36 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::486:74ff:fe4e:7636/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-8271) 03/23/26 _x86_64_ (4 CPU) 07:11:54 LINUX RESTART (4 CPU) 07:20:45 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:06 48.33 1.25 44.82 2.26 47.57 23803.18 11502.96 07:40:29 69.49 22.24 44.45 2.80 340.30 5080.19 3652.21 07:50:00 28.92 13.08 14.97 0.87 162.37 475.43 679.35 08:00:00 13.13 0.11 12.45 0.57 2.75 596.74 497.23 08:10:01 11.95 0.04 11.43 0.48 1.91 368.25 272.16 08:20:01 9.83 0.02 9.39 0.41 0.79 282.59 215.85 08:30:01 19.19 0.15 3.43 15.61 2.56 106.74 211490.81 08:40:14 4.45 0.12 4.18 0.15 2.51 81.77 45.87 08:50:02 3.20 0.03 3.08 0.09 1.88 110.73 31.29 09:00:02 6.15 0.01 5.97 0.18 0.33 163.46 70.60 09:10:03 5.00 0.00 4.82 0.18 0.15 146.09 61.61 09:20:04 9.89 0.04 9.47 0.38 3.92 578.55 250.84 Average: 19.08 3.12 13.96 2.00 47.68 2550.81 19125.00 07:20:45 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:06 4190296 15218884 705480 4.31 250928 10538236 1499508 8.61 2137952 9259728 222092 07:40:29 3156960 6356364 9576852 58.49 264852 2939480 10291448 59.07 2181068 10455820 412 07:50:00 7182936 10464800 5471168 33.42 271940 3008944 6224368 35.73 2243456 6400900 6732 08:00:00 10336856 13736268 2203264 13.46 276504 3116872 3661412 21.02 2281536 3217468 10116 08:10:01 10138840 13583204 2356400 14.39 278424 3159892 3079416 17.68 2286996 3408436 264 08:20:01 7955968 11438532 4499932 27.48 279724 3196704 5261888 30.20 2289880 5568948 316 08:30:01 8826492 12330956 3607984 22.04 282020 3216308 4849740 27.84 2297984 4707464 384 08:40:14 10154112 13680028 2259596 13.80 282608 3237148 3579048 20.54 2300580 3383004 17036 08:50:02 6329384 9857712 6079596 37.13 283040 3239132 6864968 39.40 2301532 7189792 344 09:00:02 6198672 9747640 6189512 37.80 283788 3259032 6991304 40.13 2304848 7316304 468 09:10:03 7729716 11300084 4637992 28.33 284624 3279544 5427552 31.15 2307228 5779744 368 09:20:04 7526444 11229924 4707744 28.75 288676 3401852 5271564 30.26 2322144 5957136 284 Average: 7477223 11578700 4357960 26.62 277261 3799429 5250185 30.14 2271267 6053729 21568 07:20:45 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:06 lo 2.43 2.43 2.42 2.42 0.00 0.00 0.00 0.00 07:30:06 ens3 39.45 28.78 688.72 3.90 0.00 0.00 0.00 0.00 07:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:29 lo 39.94 39.94 24.54 24.54 0.00 0.00 0.00 0.00 07:40:29 ens3 2.13 1.96 0.47 0.67 0.00 0.00 0.00 0.00 07:40:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:00 lo 36.61 36.61 14.92 14.92 0.00 0.00 0.00 0.00 07:50:00 ens3 2.15 1.03 0.51 0.33 0.00 0.00 0.00 0.00 07:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:00 lo 13.55 13.55 6.79 6.79 0.00 0.00 0.00 0.00 08:00:00 ens3 1.19 0.66 0.33 0.23 0.00 0.00 0.00 0.00 08:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 lo 9.00 9.00 4.53 4.53 0.00 0.00 0.00 0.00 08:10:01 ens3 0.77 0.52 0.14 0.10 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 lo 14.66 14.66 7.57 7.57 0.00 0.00 0.00 0.00 08:20:01 ens3 1.16 0.52 0.20 0.12 0.00 0.00 0.00 0.00 08:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 lo 10.61 10.61 5.04 5.04 0.00 0.00 0.00 0.00 08:30:01 ens3 0.92 0.42 0.19 0.12 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 08:40:14 lo 23.73 23.73 8.01 8.01 0.00 0.00 0.00 0.00 08:40:14 ens3 0.65 0.34 0.15 0.10 0.00 0.00 0.00 0.00 08:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:02 lo 16.99 16.99 8.75 8.75 0.00 0.00 0.00 0.00 08:50:02 ens3 0.87 0.50 0.20 0.14 0.00 0.00 0.00 0.00 08:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:02 lo 16.04 16.04 9.81 9.81 0.00 0.00 0.00 0.00 09:00:02 ens3 0.70 0.49 0.15 0.11 0.00 0.00 0.00 0.00 09:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:03 lo 6.32 6.32 3.11 3.11 0.00 0.00 0.00 0.00 09:10:03 ens3 0.48 0.28 0.09 0.06 0.00 0.00 0.00 0.00 09:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:04 lo 23.08 23.08 10.95 10.95 0.00 0.00 0.00 0.00 09:20:04 ens3 1.02 0.82 0.25 0.21 0.00 0.00 0.00 0.00 09:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 17.83 17.83 8.93 8.93 0.00 0.00 0.00 0.00 Average: ens3 4.10 2.89 54.25 0.49 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-8271) 03/23/26 _x86_64_ (4 CPU) 07:11:54 LINUX RESTART (4 CPU) 07:20:45 CPU %user %nice %system %iowait %steal %idle 07:30:06 all 26.33 0.00 1.37 19.07 0.10 53.13 07:30:06 0 25.65 0.00 1.20 24.54 0.10 48.52 07:30:06 1 29.00 0.00 1.55 15.51 0.12 53.83 07:30:06 2 25.86 0.00 1.32 19.63 0.09 53.10 07:30:06 3 24.80 0.00 1.41 16.64 0.09 57.06 07:40:29 all 65.56 0.00 2.47 0.89 0.16 30.92 07:40:29 0 66.26 0.00 2.35 0.64 0.15 30.59 07:40:29 1 65.56 0.00 2.36 0.76 0.16 31.16 07:40:29 2 66.04 0.00 2.46 1.16 0.18 30.15 07:40:29 3 64.35 0.00 2.72 0.98 0.16 31.78 07:50:00 all 30.74 0.09 1.19 0.12 0.11 67.75 07:50:00 0 30.50 0.01 1.15 0.11 0.11 68.13 07:50:00 1 30.96 0.00 1.25 0.04 0.11 67.64 07:50:00 2 30.58 0.24 1.24 0.24 0.11 67.59 07:50:00 3 30.92 0.10 1.11 0.09 0.11 67.66 08:00:00 all 19.57 0.00 0.86 0.31 0.10 79.16 08:00:00 0 20.43 0.00 0.84 0.14 0.09 78.50 08:00:00 1 19.19 0.00 0.91 0.44 0.10 79.37 08:00:00 2 19.15 0.00 0.89 0.36 0.10 79.49 08:00:00 3 19.52 0.00 0.80 0.30 0.10 79.29 08:10:01 all 19.34 0.00 0.77 0.04 0.09 79.77 08:10:01 0 18.77 0.00 0.84 0.06 0.08 80.26 08:10:01 1 19.53 0.00 0.75 0.04 0.09 79.58 08:10:01 2 19.84 0.00 0.70 0.04 0.09 79.32 08:10:01 3 19.21 0.00 0.77 0.03 0.09 79.90 08:20:01 all 18.53 0.00 0.66 0.04 0.08 80.68 08:20:01 0 18.36 0.00 0.59 0.03 0.08 80.95 08:20:01 1 18.47 0.00 0.64 0.03 0.09 80.78 08:20:01 2 17.89 0.00 0.64 0.03 0.08 81.36 08:20:01 3 19.40 0.00 0.77 0.09 0.09 79.65 08:30:01 all 5.30 0.00 0.29 0.03 0.07 94.31 08:30:01 0 5.23 0.00 0.30 0.01 0.08 94.38 08:30:01 1 5.51 0.00 0.28 0.01 0.08 94.13 08:30:01 2 5.20 0.00 0.30 0.03 0.07 94.40 08:30:01 3 5.24 0.00 0.26 0.10 0.07 94.33 08:40:14 all 6.53 0.00 0.29 0.02 0.08 93.09 08:40:14 0 6.48 0.00 0.30 0.00 0.08 93.13 08:40:14 1 7.05 0.00 0.30 0.00 0.08 92.57 08:40:14 2 6.25 0.00 0.32 0.05 0.07 93.31 08:40:14 3 6.32 0.00 0.24 0.01 0.08 93.35 08:50:02 all 7.16 0.00 0.40 0.02 0.08 92.34 08:50:02 0 7.04 0.00 0.39 0.00 0.08 92.49 08:50:02 1 7.24 0.00 0.39 0.00 0.09 92.29 08:50:02 2 7.28 0.00 0.43 0.05 0.08 92.16 08:50:02 3 7.09 0.00 0.40 0.01 0.07 92.43 09:00:02 all 9.77 0.00 0.47 0.03 0.08 89.66 09:00:02 0 9.32 0.00 0.39 0.03 0.07 90.19 09:00:02 1 10.32 0.00 0.52 0.01 0.09 89.06 09:00:02 2 10.21 0.00 0.45 0.04 0.09 89.22 09:00:02 3 9.22 0.00 0.50 0.02 0.08 90.18 09:10:03 all 6.53 0.00 0.37 0.02 0.08 93.00 09:10:03 0 6.41 0.00 0.40 0.01 0.08 93.10 09:10:03 1 6.51 0.00 0.37 0.00 0.08 93.03 09:10:03 2 6.67 0.00 0.32 0.03 0.08 92.91 09:10:03 3 6.53 0.00 0.38 0.05 0.08 92.96 09:10:03 CPU %user %nice %system %iowait %steal %idle 09:20:04 all 14.25 0.00 0.61 0.06 0.09 85.00 09:20:04 0 12.81 0.00 0.62 0.02 0.08 86.47 09:20:04 1 14.73 0.00 0.62 0.07 0.09 84.49 09:20:04 2 15.33 0.00 0.59 0.02 0.09 83.97 09:20:04 3 14.13 0.00 0.61 0.12 0.08 85.06 Average: all 19.16 0.01 0.81 1.62 0.09 78.30 Average: 0 18.98 0.00 0.78 2.00 0.09 78.14 Average: 1 19.52 0.00 0.83 1.33 0.10 78.23 Average: 2 19.22 0.02 0.80 1.71 0.10 78.15 Average: 3 18.93 0.01 0.83 1.45 0.09 78.68