---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-54550 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 10981 3 4286 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:22:58:d5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.189/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79319sec preferred_lft 79319sec inet6 fe80::f816:3eff:fe22:58d5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:01:9c:0a:32:64 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::b001:9cff:fe0a:3264/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-54550) 03/31/26 _x86_64_ (4 CPU) 10:33:13 LINUX RESTART (4 CPU) 10:40:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:09 67.00 1.68 62.01 3.31 98.67 25633.28 12353.03 11:00:44 51.03 23.65 25.94 1.44 345.53 1648.61 1234.70 11:10:17 11.19 0.23 10.38 0.58 14.37 356.55 314.70 11:20:07 10.82 0.02 10.30 0.50 0.60 573.17 1036.63 11:30:06 18.67 0.03 17.75 0.90 2.15 576.42 2232.37 11:40:44 6.09 0.00 5.85 0.24 0.25 185.85 190.81 11:50:28 21.44 0.09 5.07 16.29 2.92 146.19 217594.52 12:00:21 6.92 0.03 6.61 0.29 2.36 244.91 179.41 12:10:17 4.89 0.00 4.73 0.16 0.13 86.21 112.54 12:20:29 11.15 0.04 10.68 0.43 3.95 653.88 290.31 12:30:17 5.64 0.02 5.44 0.18 0.61 181.73 197.27 Average: 19.70 2.46 15.06 2.17 44.59 2760.74 20880.23 10:40:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:09 162972 7686792 8234208 50.29 258444 7059560 10703212 61.44 2092296 13343360 300 11:00:44 777820 3822128 12111432 73.97 268224 2795832 13349308 76.62 2169960 12882580 932 11:10:17 7180628 10256972 5681992 34.70 269860 2826264 6859072 39.37 2187728 6487592 116 11:20:07 11277020 14461900 1478308 9.03 274016 2926064 2822496 16.20 2226252 2360324 10552 11:30:06 11015540 14286020 1654196 10.10 277340 3008112 3024372 17.36 2242548 2601152 13272 11:40:44 8007236 11294608 4644252 28.37 278428 3023924 5374180 30.85 2244408 5580540 172 11:50:28 7909464 11220932 4717812 28.81 279184 3047268 5323452 30.56 2251004 5681176 52 12:00:21 9577044 12927876 3011944 18.40 279932 3085892 4179968 23.99 2256412 4026104 408 12:10:17 10108140 13482412 2457776 15.01 280492 3108772 3550712 20.38 2258460 3474896 21280 12:20:29 7827280 11335356 4603164 28.11 285072 3231996 5244712 30.10 2273640 5743996 132 12:30:17 6911696 10447680 5490372 33.53 285660 3259312 6075496 34.87 2284640 6631828 108 Average: 7341349 11020243 4916860 30.03 276059 3397545 6046089 34.70 2226123 6255777 4302 10:40:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:09 lo 3.33 3.33 3.15 3.15 0.00 0.00 0.00 0.00 10:50:09 ens3 41.56 30.77 644.01 3.21 0.00 0.00 0.00 0.00 10:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:44 lo 35.52 35.52 19.54 19.54 0.00 0.00 0.00 0.00 11:00:44 ens3 1.82 1.76 0.41 0.38 0.00 0.00 0.00 0.00 11:00:44 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:17 lo 37.37 37.37 15.15 15.15 0.00 0.00 0.00 0.00 11:10:17 ens3 2.72 1.54 0.50 1.62 0.00 0.00 0.00 0.00 11:10:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:07 lo 11.75 11.75 6.14 6.14 0.00 0.00 0.00 0.00 11:20:07 ens3 0.92 0.60 0.25 0.19 0.00 0.00 0.00 0.00 11:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:06 lo 12.95 12.95 7.28 7.28 0.00 0.00 0.00 0.00 11:30:06 ens3 0.96 0.82 0.18 0.15 0.00 0.00 0.00 0.00 11:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:44 lo 20.43 20.43 9.66 9.66 0.00 0.00 0.00 0.00 11:40:44 ens3 1.19 0.58 0.24 0.15 0.00 0.00 0.00 0.00 11:40:44 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:28 lo 25.31 25.31 8.55 8.55 0.00 0.00 0.00 0.00 11:50:28 ens3 0.73 0.35 0.16 0.10 0.00 0.00 0.00 0.00 11:50:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:21 lo 17.16 17.16 8.68 8.68 0.00 0.00 0.00 0.00 12:00:21 ens3 0.93 0.59 0.23 0.16 0.00 0.00 0.00 0.00 12:00:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:17 lo 17.87 17.87 10.55 10.55 0.00 0.00 0.00 0.00 12:10:17 ens3 1.24 0.64 0.27 0.19 0.00 0.00 0.00 0.00 12:10:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:29 lo 19.08 19.08 10.41 10.41 0.00 0.00 0.00 0.00 12:20:29 ens3 1.19 0.87 0.31 0.24 0.00 0.00 0.00 0.00 12:20:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:17 lo 28.55 28.55 10.87 10.87 0.00 0.00 0.00 0.00 12:30:17 ens3 0.81 0.51 0.19 0.14 0.00 0.00 0.00 0.00 12:30:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.84 20.84 10.03 10.03 0.00 0.00 0.00 0.00 Average: ens3 4.92 3.55 58.81 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-54550) 03/31/26 _x86_64_ (4 CPU) 10:33:13 LINUX RESTART (4 CPU) 10:40:08 CPU %user %nice %system %iowait %steal %idle 10:50:09 all 33.72 0.00 1.59 12.97 0.09 51.64 10:50:09 0 33.51 0.00 1.51 10.97 0.09 53.93 10:50:09 1 33.01 0.00 1.55 11.68 0.09 53.66 10:50:09 2 32.55 0.00 1.47 13.37 0.09 52.51 10:50:09 3 35.79 0.00 1.82 15.85 0.09 46.44 11:00:44 all 49.92 0.00 1.95 0.10 0.13 47.89 11:00:44 0 50.99 0.00 1.74 0.08 0.13 47.07 11:00:44 1 50.43 0.00 1.95 0.13 0.13 47.35 11:00:44 2 49.31 0.00 2.18 0.14 0.14 48.24 11:00:44 3 48.97 0.00 1.94 0.06 0.13 48.90 11:10:17 all 22.91 0.00 1.04 0.08 0.10 75.88 11:10:17 0 22.85 0.00 0.94 0.02 0.09 76.10 11:10:17 1 23.08 0.00 1.13 0.10 0.10 75.59 11:10:17 2 23.03 0.00 1.10 0.13 0.10 75.63 11:10:17 3 22.66 0.00 0.98 0.07 0.10 76.20 11:20:07 all 18.67 0.00 0.73 0.10 0.08 80.43 11:20:07 0 18.40 0.00 0.56 0.07 0.07 80.90 11:20:07 1 18.23 0.00 0.72 0.02 0.08 80.95 11:20:07 2 18.76 0.00 0.89 0.23 0.08 80.04 11:20:07 3 19.27 0.00 0.73 0.09 0.08 79.84 11:30:06 all 29.29 0.00 0.95 0.06 0.09 69.62 11:30:06 0 29.43 0.00 0.97 0.06 0.08 69.46 11:30:06 1 28.96 0.00 0.96 0.02 0.09 69.97 11:30:06 2 29.48 0.00 0.94 0.13 0.09 69.35 11:30:06 3 29.30 0.00 0.93 0.01 0.08 69.68 11:40:44 all 11.76 0.00 0.50 0.03 0.08 87.64 11:40:44 0 11.93 0.00 0.43 0.01 0.07 87.56 11:40:44 1 11.60 0.00 0.63 0.05 0.08 87.65 11:40:44 2 12.11 0.00 0.46 0.02 0.08 87.33 11:40:44 3 11.39 0.00 0.49 0.02 0.07 88.03 11:50:28 all 8.31 0.00 0.42 0.04 0.07 91.16 11:50:28 0 7.84 0.00 0.40 0.02 0.07 91.68 11:50:28 1 8.42 0.00 0.37 0.01 0.08 91.12 11:50:28 2 8.58 0.00 0.43 0.04 0.07 90.88 11:50:28 3 8.41 0.00 0.50 0.07 0.06 90.96 12:00:21 all 13.24 0.00 0.51 0.02 0.08 86.15 12:00:21 0 13.11 0.00 0.45 0.00 0.08 86.37 12:00:21 1 12.55 0.00 0.48 0.02 0.08 86.87 12:00:21 2 13.68 0.00 0.51 0.03 0.08 85.70 12:00:21 3 13.61 0.00 0.60 0.02 0.07 85.69 12:10:17 all 9.41 0.00 0.53 0.02 0.08 89.97 12:10:17 0 8.83 0.00 0.50 0.01 0.07 90.59 12:10:17 1 9.59 0.00 0.53 0.01 0.08 89.79 12:10:17 2 9.77 0.00 0.64 0.01 0.08 89.49 12:10:17 3 9.44 0.00 0.44 0.04 0.07 90.02 12:20:29 all 16.57 0.00 0.57 0.04 0.08 82.75 12:20:29 0 16.33 0.00 0.58 0.01 0.08 83.01 12:20:29 1 17.52 0.00 0.58 0.09 0.08 81.72 12:20:29 2 16.14 0.00 0.60 0.01 0.08 83.16 12:20:29 3 16.27 0.00 0.54 0.03 0.07 83.10 12:30:17 all 10.16 0.00 0.43 0.03 0.07 89.30 12:30:17 0 9.56 0.00 0.38 0.03 0.07 89.96 12:30:17 1 10.50 0.00 0.48 0.02 0.06 88.94 12:30:17 2 10.22 0.00 0.47 0.08 0.08 89.16 12:30:17 3 10.37 0.00 0.41 0.01 0.08 89.13 Average: CPU %user %nice %system %iowait %steal %idle Average: all 20.50 0.00 0.84 1.22 0.09 77.34 Average: 0 20.41 0.00 0.77 1.03 0.08 77.71 Average: 1 20.50 0.00 0.86 1.10 0.09 77.45 Average: 2 20.47 0.00 0.89 1.29 0.09 77.26 Average: 3 20.63 0.00 0.86 1.48 0.08 76.95