---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-470102 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 711 11657 3 3620 14935 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:dd:d9:de brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.230/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79030sec preferred_lft 79030sec inet6 fe80::f816:3eff:fedd:d9de/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:bb:6a:1b:91:41 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::e4bb:6aff:fe1b:9141/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-470102) 03/14/26 _x86_64_ (4 CPU) 08:17:59 LINUX RESTART (4 CPU) 08:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:30:01 130.41 9.76 115.47 5.18 842.25 37143.40 10911.09 08:40:04 56.30 24.99 29.72 1.60 329.13 1655.85 1402.47 08:50:05 5.49 0.18 5.09 0.21 11.04 182.15 372.49 09:00:01 7.67 0.03 7.21 0.43 1.30 229.52 460.10 09:10:25 26.43 0.20 10.84 15.40 6.05 535.86 203668.52 09:20:25 15.23 0.02 14.59 0.61 0.69 480.03 915.24 09:30:01 4.83 0.01 4.63 0.19 0.62 130.60 71.77 09:40:07 5.07 0.25 4.61 0.20 7.41 132.51 60.00 09:50:12 6.64 0.01 6.38 0.24 1.61 238.59 120.18 10:00:01 4.45 0.01 4.30 0.15 0.48 81.48 56.99 10:10:09 8.76 0.03 8.30 0.42 3.83 627.78 576.50 10:20:14 9.11 2.06 6.62 0.42 156.33 1393.89 396.91 Average: 23.43 3.14 18.16 2.14 113.46 3565.44 18903.16 08:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:30:01 2224532 6940688 8985184 54.88 257452 4334368 11101488 63.72 2197016 11248268 3428 08:40:04 3812884 6221696 9716088 59.34 265888 2200236 10702676 61.43 1842752 10220232 660 08:50:05 8657488 11085252 4853240 29.64 266508 2218404 5582212 32.04 1854792 5365144 212 09:00:01 7357828 9801072 6138980 37.49 267760 2232592 7010716 40.24 1859516 6666268 264 09:10:25 8931912 11488440 4452816 27.20 274188 2339424 5320432 30.54 1901904 5044392 48 09:20:25 9200592 11827152 4114520 25.13 276088 2407556 5058408 29.04 1907492 4784892 256 09:30:01 8619628 11261624 4679508 28.58 276596 2422484 5366344 30.80 1908672 5350168 404 09:40:07 8791612 11453516 4487612 27.41 277348 2441668 5217340 29.95 1911340 5181280 444 09:50:12 9205836 11906428 4035072 24.64 277988 2479696 5555976 31.89 1916540 4773208 436 10:00:01 10598484 13321988 2620456 16.00 278528 2502068 3611292 20.73 1918764 3380724 21200 10:10:09 8636296 11485152 4455956 27.22 282736 2622984 5184920 29.76 1933320 5321772 212 10:20:14 12051852 15359304 584220 3.57 285020 3075432 1239336 7.11 2001684 1838288 28748 Average: 8174079 11012693 4926971 30.09 273842 2606409 5912595 33.94 1929483 5764553 4693 08:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:30:01 lo 8.32 8.32 9.12 9.12 0.00 0.00 0.00 0.00 08:30:01 ens3 116.53 89.71 1631.92 10.33 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 08:40:04 lo 40.20 40.20 19.83 19.83 0.00 0.00 0.00 0.00 08:40:04 ens3 1.84 1.71 0.47 0.41 0.00 0.00 0.00 0.00 08:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:05 lo 28.31 28.31 11.16 11.16 0.00 0.00 0.00 0.00 08:50:05 ens3 0.74 0.56 0.16 0.12 0.00 0.00 0.00 0.00 08:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 lo 8.25 8.25 5.41 5.41 0.00 0.00 0.00 0.00 09:00:01 ens3 0.45 0.32 0.11 0.08 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:25 lo 9.55 9.55 4.34 4.34 0.00 0.00 0.00 0.00 09:10:25 ens3 0.81 0.63 0.24 0.18 0.00 0.00 0.00 0.00 09:10:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:25 lo 8.99 8.99 5.58 5.58 0.00 0.00 0.00 0.00 09:20:25 ens3 0.66 0.56 0.16 0.12 0.00 0.00 0.00 0.00 09:20:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 lo 20.56 20.56 9.88 9.88 0.00 0.00 0.00 0.00 09:30:01 ens3 0.83 0.60 0.20 0.15 0.00 0.00 0.00 0.00 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:07 lo 20.25 20.25 6.91 6.91 0.00 0.00 0.00 0.00 09:40:07 ens3 0.64 0.40 0.19 0.13 0.00 0.00 0.00 0.00 09:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:12 lo 22.54 22.54 10.39 10.39 0.00 0.00 0.00 0.00 09:50:12 ens3 0.89 0.59 0.24 0.17 0.00 0.00 0.00 0.00 09:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:01 lo 18.03 18.03 10.72 10.72 0.00 0.00 0.00 0.00 10:00:01 ens3 0.82 0.55 0.23 0.17 0.00 0.00 0.00 0.00 10:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:09 lo 14.19 14.19 8.31 8.31 0.00 0.00 0.00 0.00 10:10:09 ens3 1.06 0.75 0.32 0.24 0.00 0.00 0.00 0.00 10:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:14 lo 32.66 32.66 12.71 12.71 0.00 0.00 0.00 0.00 10:20:14 ens3 2.20 1.73 1.16 0.67 0.00 0.00 0.00 0.00 10:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.31 19.31 9.52 9.52 0.00 0.00 0.00 0.00 Average: ens3 10.60 8.16 135.98 1.06 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-470102) 03/14/26 _x86_64_ (4 CPU) 08:17:59 LINUX RESTART (4 CPU) 08:20:01 CPU %user %nice %system %iowait %steal %idle 08:30:01 all 56.52 0.00 2.62 0.35 0.09 40.43 08:30:01 0 55.29 0.00 2.48 0.43 0.09 41.70 08:30:01 1 55.98 0.00 2.49 0.21 0.09 41.24 08:30:01 2 56.56 0.00 2.79 0.41 0.09 40.15 08:30:01 3 58.24 0.00 2.71 0.34 0.09 38.62 08:40:04 all 48.82 0.00 1.83 0.11 0.11 49.13 08:40:04 0 48.65 0.00 1.87 0.10 0.10 49.26 08:40:04 1 49.55 0.00 1.77 0.10 0.11 48.48 08:40:04 2 48.95 0.00 1.83 0.13 0.11 48.98 08:40:04 3 48.15 0.00 1.85 0.10 0.10 49.80 08:50:05 all 10.43 0.00 0.44 0.04 0.09 89.00 08:50:05 0 10.21 0.00 0.48 0.02 0.09 89.19 08:50:05 1 10.66 0.00 0.45 0.09 0.10 88.70 08:50:05 2 10.41 0.00 0.42 0.02 0.09 89.06 08:50:05 3 10.42 0.00 0.40 0.03 0.09 89.06 09:00:01 all 15.39 0.00 0.56 0.03 0.09 83.94 09:00:01 0 14.68 0.00 0.53 0.04 0.09 84.66 09:00:01 1 15.11 0.00 0.66 0.02 0.10 84.11 09:00:01 2 15.73 0.00 0.54 0.01 0.09 83.63 09:00:01 3 16.03 0.00 0.50 0.04 0.09 83.34 09:10:25 all 14.47 0.00 0.59 0.06 0.09 84.80 09:10:25 0 15.45 0.00 0.61 0.03 0.09 83.83 09:10:25 1 13.98 0.00 0.57 0.08 0.09 85.27 09:10:25 2 13.85 0.00 0.65 0.10 0.09 85.31 09:10:25 3 14.58 0.00 0.51 0.03 0.09 84.78 09:20:25 all 22.78 0.00 0.82 0.04 0.09 76.27 09:20:25 0 22.69 0.00 0.91 0.03 0.09 76.29 09:20:25 1 22.88 0.00 0.89 0.07 0.10 76.06 09:20:25 2 23.23 0.00 0.69 0.06 0.08 75.94 09:20:25 3 22.33 0.00 0.78 0.02 0.09 76.79 09:30:01 all 9.25 0.00 0.35 0.02 0.09 90.28 09:30:01 0 8.85 0.00 0.38 0.01 0.08 90.69 09:30:01 1 9.72 0.00 0.29 0.01 0.10 89.88 09:30:01 2 8.91 0.00 0.34 0.05 0.09 90.61 09:30:01 3 9.54 0.00 0.40 0.02 0.09 89.96 09:40:07 all 7.50 0.00 0.32 0.02 0.09 92.06 09:40:07 0 7.39 0.00 0.34 0.01 0.09 92.17 09:40:07 1 7.24 0.00 0.29 0.01 0.09 92.38 09:40:07 2 7.84 0.00 0.32 0.04 0.10 91.70 09:40:07 3 7.55 0.00 0.35 0.03 0.10 91.97 09:50:12 all 13.59 0.00 0.51 0.02 0.10 85.78 09:50:12 0 13.65 0.00 0.53 0.02 0.10 85.70 09:50:12 1 13.49 0.00 0.44 0.01 0.10 85.95 09:50:12 2 13.85 0.00 0.52 0.03 0.10 85.50 09:50:12 3 13.37 0.00 0.55 0.02 0.10 85.96 10:00:01 all 8.46 0.00 0.38 0.02 0.10 91.04 10:00:01 0 8.45 0.00 0.35 0.05 0.09 91.06 10:00:01 1 8.02 0.00 0.40 0.01 0.10 91.48 10:00:01 2 8.46 0.00 0.39 0.02 0.10 91.03 10:00:01 3 8.90 0.00 0.39 0.02 0.10 90.60 10:10:09 all 15.03 0.00 0.51 0.03 0.09 84.34 10:10:09 0 15.16 0.00 0.62 0.03 0.09 84.10 10:10:09 1 14.41 0.00 0.43 0.04 0.10 85.02 10:10:09 2 15.64 0.00 0.53 0.04 0.09 83.70 10:10:09 3 14.90 0.00 0.45 0.01 0.09 84.55 10:10:09 CPU %user %nice %system %iowait %steal %idle 10:20:14 all 10.43 0.00 0.49 0.08 0.09 88.90 10:20:14 0 10.21 0.00 0.52 0.01 0.09 89.17 10:20:14 1 10.01 0.00 0.45 0.14 0.10 89.29 10:20:14 2 11.75 0.00 0.50 0.07 0.09 87.59 10:20:14 3 9.76 0.00 0.47 0.12 0.09 89.56 Average: all 19.42 0.00 0.78 0.07 0.09 79.63 Average: 0 19.26 0.00 0.80 0.06 0.09 79.78 Average: 1 19.29 0.00 0.76 0.07 0.10 79.79 Average: 2 19.62 0.00 0.79 0.08 0.09 79.40 Average: 3 19.51 0.00 0.78 0.07 0.09 79.55