---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-38123 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 714 8979 3 6295 14932 Swap: 1023 15 1008 ---> 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:dd:d9:12 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.132/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79173sec preferred_lft 79173sec inet6 fe80::f816:3eff:fedd:d912/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:d3:6f:92:ba:29 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::10d3:6fff:fe92:ba29/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-38123) 07/23/26 _x86_64_ (4 CPU) 13:47:51 LINUX RESTART (4 CPU) 13:50:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:00:11 111.99 8.96 98.72 4.31 814.58 35327.24 11641.99 14:10:12 18.09 0.99 16.21 0.89 10.49 424.24 531.23 14:20:12 24.83 0.34 9.15 15.34 5.15 371.22 214225.50 14:30:15 47.02 19.88 25.83 1.31 175.41 1965.89 1801.81 14:40:04 48.26 20.61 26.23 1.42 176.73 1733.65 1215.22 14:50:15 7.26 0.04 6.94 0.28 0.54 230.33 230.37 15:00:15 3.30 0.03 3.25 0.03 0.35 58.39 0.20 15:10:15 5.43 0.00 5.25 0.18 0.01 160.84 212.27 15:20:00 5.10 0.00 4.92 0.18 0.05 161.17 72.06 15:30:00 10.71 0.03 10.24 0.44 0.55 691.10 425.36 15:40:15 4.74 0.00 4.58 0.16 0.03 82.21 51.99 Average: 26.08 4.60 19.25 2.23 107.95 3769.37 20948.04 13:50:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:00:11 1883904 7977968 7948540 48.55 248492 5694648 9336692 53.59 2119024 11656292 1548 14:10:12 1486964 6223580 9705956 59.28 250996 4373180 10971552 62.98 2113632 12099948 568 14:20:12 4104128 8573260 7356916 44.93 252768 4112084 8501840 48.80 2102368 9489140 6528 14:30:15 4453520 9383984 6546916 39.99 266312 4547076 7202152 41.34 2291260 8958332 480 14:40:04 9981724 15324268 609132 3.72 277508 4939316 1386608 7.96 2449680 3272084 15240 14:50:15 6030792 11393976 4537696 27.71 278168 4959240 5351944 30.72 2451380 7216496 84 15:00:15 5896116 11262772 4668752 28.51 278448 4962428 5364548 30.79 2451760 7328708 56 15:10:15 4425960 9814880 6115808 37.35 279008 4984096 6857352 39.36 2453852 8808488 252 15:20:00 4408992 9821744 6108984 37.31 279656 5007220 6825972 39.18 2457296 8825988 288 15:30:00 7299520 12870816 3061604 18.70 283772 5155900 4385116 25.17 2472056 5932040 512 15:40:15 7813280 13414284 2518196 15.38 284416 5184868 3629588 20.83 2484112 5397732 27108 Average: 5253173 10551048 5379864 32.86 270868 4901823 6346669 36.43 2349675 8089568 4788 13:50:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:00:11 lo 8.55 8.55 6.95 6.95 0.00 0.00 0.00 0.00 14:00:11 ens3 120.81 94.02 1700.55 10.08 0.00 0.00 0.00 0.00 14:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:12 lo 32.82 32.82 15.02 15.02 0.00 0.00 0.00 0.00 14:10:12 ens3 1.11 1.02 0.23 0.19 0.00 0.00 0.00 0.00 14:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:12 lo 25.60 25.60 11.74 11.74 0.00 0.00 0.00 0.00 14:20:12 ens3 0.67 0.63 0.14 0.12 0.00 0.00 0.00 0.00 14:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:15 lo 17.78 17.78 14.56 14.56 0.00 0.00 0.00 0.00 14:30:15 ens3 1.26 1.19 0.36 0.31 0.00 0.00 0.00 0.00 14:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:04 lo 33.28 33.28 15.94 15.94 0.00 0.00 0.00 0.00 14:40:04 ens3 1.87 1.70 0.45 1.26 0.00 0.00 0.00 0.00 14:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:15 lo 18.24 18.24 9.02 9.02 0.00 0.00 0.00 0.00 14:50:15 ens3 0.63 0.55 0.13 0.11 0.00 0.00 0.00 0.00 14:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:15 lo 19.38 19.38 6.27 6.27 0.00 0.00 0.00 0.00 15:00:15 ens3 0.50 0.23 0.11 0.07 0.00 0.00 0.00 0.00 15:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:15 lo 16.77 16.77 8.53 8.53 0.00 0.00 0.00 0.00 15:10:15 ens3 0.66 0.60 0.16 0.12 0.00 0.00 0.00 0.00 15:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:00 lo 11.32 11.32 7.26 7.26 0.00 0.00 0.00 0.00 15:20:00 ens3 0.55 0.44 0.13 0.11 0.00 0.00 0.00 0.00 15:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:00 lo 17.77 17.77 9.92 9.92 0.00 0.00 0.00 0.00 15:30:00 ens3 0.94 0.85 0.27 0.21 0.00 0.00 0.00 0.00 15:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:15 lo 16.54 16.54 6.74 6.74 0.00 0.00 0.00 0.00 15:40:15 ens3 0.65 0.51 0.17 0.12 0.00 0.00 0.00 0.00 15:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.80 19.80 10.16 10.16 0.00 0.00 0.00 0.00 Average: ens3 11.87 9.31 156.04 1.16 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-38123) 07/23/26 _x86_64_ (4 CPU) 13:47:51 LINUX RESTART (4 CPU) 13:50:05 CPU %user %nice %system %iowait %steal %idle 14:00:11 all 53.23 0.00 2.58 0.43 0.11 43.66 14:00:11 0 51.33 0.00 2.62 0.48 0.10 45.47 14:00:11 1 56.25 0.00 2.57 0.40 0.11 40.67 14:00:11 2 52.08 0.00 2.87 0.33 0.11 44.61 14:00:11 3 53.27 0.00 2.26 0.50 0.10 43.87 14:10:12 all 40.42 0.00 1.45 0.05 0.11 57.96 14:10:12 0 40.23 0.00 1.38 0.03 0.11 58.25 14:10:12 1 39.99 0.00 1.44 0.09 0.11 58.37 14:10:12 2 40.29 0.00 1.61 0.04 0.11 57.95 14:10:12 3 41.19 0.00 1.39 0.05 0.11 57.27 14:20:12 all 19.18 0.00 1.04 0.05 0.08 79.64 14:20:12 0 18.88 0.00 0.97 0.11 0.09 79.95 14:20:12 1 19.76 0.00 1.17 0.04 0.08 78.94 14:20:12 2 19.09 0.00 0.90 0.02 0.08 79.91 14:20:12 3 19.02 0.00 1.10 0.03 0.08 79.77 14:30:15 all 38.57 0.00 1.26 0.09 0.10 59.97 14:30:15 0 38.15 0.00 1.29 0.04 0.10 60.42 14:30:15 1 38.86 0.00 1.31 0.22 0.10 59.51 14:30:15 2 38.14 0.00 1.32 0.07 0.10 60.37 14:30:15 3 39.14 0.00 1.13 0.03 0.10 59.59 14:40:04 all 41.32 0.00 1.37 0.14 0.11 57.06 14:40:04 0 42.00 0.00 1.47 0.13 0.11 56.29 14:40:04 1 41.26 0.00 1.23 0.11 0.11 57.29 14:40:04 2 40.60 0.00 1.40 0.23 0.11 57.65 14:40:04 3 41.42 0.00 1.37 0.11 0.11 57.00 14:50:15 all 14.23 0.00 0.59 0.05 0.06 85.07 14:50:15 0 14.19 0.00 0.54 0.08 0.06 85.12 14:50:15 1 14.11 0.00 0.66 0.03 0.07 85.14 14:50:15 2 14.00 0.00 0.59 0.01 0.07 85.32 14:50:15 3 14.60 0.00 0.57 0.07 0.06 84.70 15:00:15 all 2.25 0.00 0.19 0.04 0.04 97.49 15:00:15 0 2.51 0.00 0.20 0.09 0.04 97.17 15:00:15 1 2.30 0.00 0.18 0.03 0.05 97.45 15:00:15 2 2.11 0.00 0.19 0.01 0.05 97.65 15:00:15 3 2.06 0.00 0.17 0.02 0.04 97.71 15:10:15 all 10.77 0.00 0.56 0.03 0.06 88.57 15:10:15 0 10.89 0.00 0.49 0.02 0.06 88.53 15:10:15 1 10.78 0.00 0.52 0.01 0.06 88.63 15:10:15 2 11.23 0.00 0.70 0.06 0.07 87.94 15:10:15 3 10.19 0.00 0.53 0.05 0.05 89.18 15:20:00 all 10.96 0.00 0.58 0.04 0.06 88.35 15:20:00 0 10.66 0.00 0.48 0.03 0.06 88.77 15:20:00 1 11.35 0.00 0.73 0.01 0.07 87.84 15:20:00 2 10.92 0.00 0.61 0.10 0.07 88.30 15:20:00 3 10.90 0.00 0.51 0.03 0.06 88.49 15:30:00 all 19.19 0.00 0.74 0.05 0.08 79.94 15:30:00 0 19.01 0.00 0.72 0.10 0.08 80.09 15:30:00 1 19.14 0.00 0.73 0.01 0.08 80.04 15:30:00 2 18.77 0.00 0.76 0.02 0.09 80.37 15:30:00 3 19.85 0.00 0.74 0.07 0.08 79.26 15:40:15 all 8.74 0.00 0.47 0.02 0.11 90.66 15:40:15 0 8.08 0.00 0.44 0.03 0.06 91.39 15:40:15 1 9.06 0.00 0.53 0.01 0.25 90.16 15:40:15 2 8.89 0.00 0.52 0.03 0.07 90.50 15:40:15 3 8.94 0.00 0.41 0.01 0.06 90.57 Average: CPU %user %nice %system %iowait %steal %idle Average: all 23.50 0.00 0.98 0.09 0.08 75.34 Average: 0 23.23 0.00 0.96 0.10 0.08 75.63 Average: 1 23.86 0.00 1.01 0.09 0.10 74.94 Average: 2 23.26 0.00 1.04 0.08 0.08 75.53 Average: 3 23.66 0.00 0.93 0.09 0.08 75.24