---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-3043 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 700 11017 3 4271 14945 Swap: 1023 1 1022 ---> 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:c5:d4:48 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.230/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78940sec preferred_lft 78940sec inet6 fe80::f816:3eff:fec5:d448/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:75:4b:39:2a:4c 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::4075:4bff:fe39:2a4c/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-3043) 04/15/26 _x86_64_ (4 CPU) 14:55:19 LINUX RESTART (4 CPU) 15:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:10:10 84.93 4.64 76.57 3.72 369.40 27058.67 10339.75 15:20:09 52.26 24.25 26.44 1.57 328.18 1651.15 1223.18 15:30:01 9.27 0.19 8.56 0.52 11.64 288.47 802.33 15:40:09 9.14 0.03 8.70 0.41 1.64 488.32 271.70 15:50:20 11.24 0.02 10.78 0.43 1.02 323.41 172.04 16:00:01 14.65 0.01 13.96 0.68 0.65 459.80 338.06 16:10:20 20.57 0.09 5.27 15.21 1.77 141.81 204471.58 16:20:09 5.43 0.03 5.22 0.17 2.12 153.98 135.34 16:30:01 5.82 0.01 5.63 0.18 1.20 164.83 473.34 16:40:20 5.75 0.00 5.58 0.17 0.30 159.90 39.24 16:50:20 9.12 0.02 8.71 0.39 0.77 568.16 201.09 Average: 20.83 2.66 16.00 2.17 65.61 2887.61 20409.43 15:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:10:10 1640652 4601960 11328572 69.19 255520 2696416 12444668 71.43 2096824 12050436 1452 15:20:09 3161944 6206944 9726472 59.41 266376 2800172 10985120 63.05 2169516 10498816 700 15:30:01 7859240 10928096 5010036 30.60 267628 2822780 5785184 33.21 2182712 5801956 280 15:40:09 9130664 12295836 3643200 22.25 271600 2913524 4430716 25.43 2212976 4513556 28 15:50:20 10399684 13610156 2329736 14.23 273496 2956816 3086632 17.72 2234608 3231144 88 16:00:01 8222952 11498080 4440568 27.12 275496 3019440 5227104 30.00 2239432 5381888 364 16:10:20 8110852 11410692 4527900 27.65 278048 3041584 5240384 30.08 2247356 5493400 36 16:20:09 6668940 9989996 5947648 36.33 278728 3062120 6746312 38.72 2249988 6931324 120 16:30:01 6603844 9947140 5990628 36.59 279356 3083740 6745172 38.72 2253540 6987832 256 16:40:20 7973916 11340184 4598500 28.09 280084 3105960 5660184 32.49 2255912 5628460 48 16:50:20 7794252 11287360 4650984 28.41 283756 3224144 5219872 29.96 2270356 5774964 232 Average: 7051540 10283313 5654022 34.53 273644 2975154 6506486 37.35 2219384 6572161 328 15:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:10:10 lo 14.80 14.80 12.11 12.11 0.00 0.00 0.00 0.00 15:10:10 ens3 44.63 32.40 693.86 3.35 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 15:20:09 lo 41.07 41.07 20.09 20.09 0.00 0.00 0.00 0.00 15:20:09 ens3 1.81 1.65 0.42 0.37 0.00 0.00 0.00 0.00 15:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:01 lo 23.13 23.13 9.91 9.91 0.00 0.00 0.00 0.00 15:30:01 ens3 0.80 0.59 0.18 0.14 0.00 0.00 0.00 0.00 15:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:09 lo 11.12 11.12 6.02 6.02 0.00 0.00 0.00 0.00 15:40:09 ens3 0.75 0.61 0.21 0.84 0.00 0.00 0.00 0.00 15:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:20 lo 5.67 5.67 2.79 2.79 0.00 0.00 0.00 0.00 15:50:20 ens3 0.72 0.64 0.15 0.50 0.00 0.00 0.00 0.00 15:50:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:01 lo 19.83 19.83 10.28 10.28 0.00 0.00 0.00 0.00 16:00:01 ens3 1.03 0.77 0.26 0.20 0.00 0.00 0.00 0.00 16:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:20 lo 21.27 21.27 8.67 8.67 0.00 0.00 0.00 0.00 16:10:20 ens3 0.64 0.51 0.13 0.10 0.00 0.00 0.00 0.00 16:10:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:09 lo 19.45 19.45 8.41 8.41 0.00 0.00 0.00 0.00 16:20:09 ens3 0.48 0.33 0.12 0.08 0.00 0.00 0.00 0.00 16:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:01 lo 19.35 19.35 10.18 10.18 0.00 0.00 0.00 0.00 16:30:01 ens3 0.65 0.54 0.14 0.11 0.00 0.00 0.00 0.00 16:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:20 lo 11.38 11.38 6.46 6.46 0.00 0.00 0.00 0.00 16:40:20 ens3 0.56 0.39 0.13 0.09 0.00 0.00 0.00 0.00 16:40:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:20 lo 21.35 21.35 10.27 10.27 0.00 0.00 0.00 0.00 16:50:20 ens3 0.91 0.80 0.25 0.20 0.00 0.00 0.00 0.00 16:50:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.88 18.88 9.54 9.54 0.00 0.00 0.00 0.00 Average: ens3 4.86 3.60 64.01 0.55 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-3043) 04/15/26 _x86_64_ (4 CPU) 14:55:19 LINUX RESTART (4 CPU) 15:00:01 CPU %user %nice %system %iowait %steal %idle 15:10:10 all 46.88 0.00 2.10 1.72 0.09 49.20 15:10:10 0 47.03 0.00 1.96 1.07 0.09 49.85 15:10:10 1 48.25 0.00 2.41 1.49 0.10 47.75 15:10:10 2 46.08 0.00 2.21 1.73 0.09 49.90 15:10:10 3 46.18 0.00 1.84 2.60 0.09 49.30 15:20:09 all 47.14 0.00 1.78 0.13 0.11 50.83 15:20:09 0 46.94 0.00 1.85 0.23 0.11 50.87 15:20:09 1 47.02 0.00 1.73 0.10 0.11 51.04 15:20:09 2 46.93 0.00 1.75 0.13 0.12 51.08 15:20:09 3 47.68 0.00 1.77 0.07 0.12 50.35 15:30:01 all 17.08 0.00 0.72 0.09 0.08 82.03 15:30:01 0 17.21 0.00 0.68 0.09 0.08 81.94 15:30:01 1 16.75 0.00 0.71 0.11 0.08 82.35 15:30:01 2 17.40 0.00 0.79 0.08 0.08 81.64 15:30:01 3 16.97 0.00 0.70 0.07 0.08 82.19 15:40:09 all 14.66 0.00 0.70 0.04 0.07 84.53 15:40:09 0 15.06 0.00 0.71 0.08 0.07 84.08 15:40:09 1 14.61 0.00 0.75 0.05 0.07 84.52 15:40:09 2 14.46 0.00 0.62 0.01 0.07 84.84 15:40:09 3 14.52 0.00 0.72 0.02 0.07 84.68 15:50:20 all 15.72 0.00 0.63 0.04 0.07 83.55 15:50:20 0 14.95 0.00 0.61 0.04 0.07 84.33 15:50:20 1 16.19 0.00 0.64 0.03 0.07 83.07 15:50:20 2 16.60 0.00 0.54 0.04 0.07 82.76 15:50:20 3 15.13 0.00 0.73 0.04 0.06 84.04 16:00:01 all 25.83 0.00 0.84 0.05 0.07 73.22 16:00:01 0 25.94 0.00 0.85 0.03 0.07 73.12 16:00:01 1 26.23 0.00 0.76 0.03 0.07 72.90 16:00:01 2 26.29 0.00 0.86 0.04 0.07 72.74 16:00:01 3 24.85 0.00 0.90 0.08 0.07 74.11 16:10:20 all 8.29 0.00 0.43 0.05 0.06 91.16 16:10:20 0 8.37 0.00 0.39 0.06 0.05 91.12 16:10:20 1 8.02 0.00 0.41 0.02 0.06 91.49 16:10:20 2 8.33 0.00 0.45 0.12 0.06 91.03 16:10:20 3 8.45 0.00 0.46 0.01 0.06 91.02 16:20:09 all 9.95 0.00 0.46 0.08 0.06 89.45 16:20:09 0 10.25 0.00 0.43 0.20 0.06 89.06 16:20:09 1 10.12 0.00 0.44 0.06 0.06 89.31 16:20:09 2 9.80 0.00 0.48 0.02 0.06 89.64 16:20:09 3 9.63 0.00 0.49 0.04 0.06 89.78 16:30:01 all 10.77 0.00 0.60 0.06 0.07 88.50 16:30:01 0 10.83 0.00 0.56 0.08 0.06 88.47 16:30:01 1 11.15 0.00 0.65 0.09 0.07 88.03 16:30:01 2 10.19 0.00 0.60 0.01 0.07 89.14 16:30:01 3 10.92 0.00 0.61 0.04 0.06 88.37 16:40:20 all 8.25 0.00 0.57 0.02 0.07 91.09 16:40:20 0 8.14 0.00 0.65 0.02 0.07 91.12 16:40:20 1 8.29 0.00 0.55 0.03 0.07 91.06 16:40:20 2 8.38 0.00 0.60 0.02 0.07 90.93 16:40:20 3 8.18 0.00 0.50 0.02 0.07 91.24 16:50:20 all 15.13 0.00 0.64 0.05 0.09 84.10 16:50:20 0 15.03 0.00 0.55 0.02 0.09 84.31 16:50:20 1 15.59 0.00 0.79 0.03 0.09 83.50 16:50:20 2 14.73 0.00 0.62 0.12 0.08 84.45 16:50:20 3 15.18 0.00 0.58 0.01 0.09 84.14 Average: CPU %user %nice %system %iowait %steal %idle Average: all 19.92 0.00 0.86 0.21 0.08 78.93 Average: 0 19.93 0.00 0.84 0.18 0.08 78.98 Average: 1 20.14 0.00 0.89 0.19 0.08 78.70 Average: 2 19.88 0.00 0.86 0.21 0.08 78.97 Average: 3 19.74 0.00 0.84 0.28 0.08 79.07