---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-5024 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 706 11492 3 3789 14940 Swap: 1023 2 1021 ---> 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:ba:bc:68 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.207/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79110sec preferred_lft 79110sec inet6 fe80::f816:3eff:feba:bc68/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:94:4e:b3:c3:fe 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::7c94:4eff:feb3:c3fe/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-5024) 03/18/26 _x86_64_ (4 CPU) 11:34:18 LINUX RESTART (4 CPU) 11:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:01 85.61 24.06 58.54 3.00 393.07 7274.87 3772.33 12:00:01 24.77 9.36 14.56 0.85 173.93 395.55 461.17 12:10:00 6.84 0.19 6.32 0.33 11.96 228.06 1387.29 12:20:00 5.68 0.04 5.38 0.26 1.57 150.76 658.85 12:30:00 15.22 0.10 14.41 0.72 5.41 700.43 781.35 12:40:00 11.98 0.01 11.44 0.53 0.85 358.61 369.69 12:50:00 4.40 0.00 4.23 0.16 0.15 119.82 108.73 13:00:00 7.60 0.02 7.22 0.36 1.55 242.57 195.27 13:10:00 5.11 0.00 4.91 0.19 0.31 156.88 89.75 13:20:00 4.91 0.01 4.78 0.12 0.83 153.92 71.68 13:30:00 8.97 0.03 8.60 0.35 3.88 576.81 234.27 Average: 16.46 3.08 12.76 0.63 53.96 941.63 739.08 11:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:01 3793696 6617364 9316232 56.90 261528 2596168 10117000 58.07 1939076 10110780 1644 12:00:01 4481208 7055588 8881144 54.24 263404 2360888 9671160 55.51 1902528 9473136 416 12:10:00 9134164 11730364 4210456 25.72 264080 2382104 6068488 34.83 1915888 4829520 864 12:20:00 7177552 9784640 6154484 37.59 265208 2391876 7018560 40.29 1919244 6764928 160 12:30:00 12594276 15342088 600224 3.67 270896 2526848 1345516 7.72 1961080 1327368 10900 12:40:00 12502388 15302020 640356 3.91 272716 2576848 1703648 9.78 1964624 1424228 12696 12:50:00 8546792 11348956 4591280 28.04 273100 2578996 5305684 30.45 1965236 5359916 84 13:00:00 7355040 10193044 5746548 35.10 273980 2613972 6619052 37.99 1968372 6551148 208 13:10:00 7158392 10018884 5920484 36.16 274600 2635840 6682688 38.36 1971856 6741156 296 13:20:00 8651184 11535120 4405080 26.90 275424 2658460 5186788 29.77 1974532 5249920 60 13:30:00 8125832 11138672 4801520 29.33 279488 2782736 5432428 31.18 1990208 5762752 436 Average: 8138229 10915158 5024346 30.69 270402 2554976 5922819 34.00 1952059 5781350 2524 11:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:01 lo 21.44 21.44 17.32 17.32 0.00 0.00 0.00 0.00 11:50:01 ens3 2.08 1.83 0.64 0.54 0.00 0.00 0.00 0.00 11:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:01 lo 40.42 40.42 16.90 16.90 0.00 0.00 0.00 0.00 12:00:01 ens3 2.25 1.40 0.48 1.23 0.00 0.00 0.00 0.00 12:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:00 lo 15.73 15.73 6.02 6.02 0.00 0.00 0.00 0.00 12:10:00 ens3 0.79 0.47 0.15 0.11 0.00 0.00 0.00 0.00 12:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:00 lo 7.97 7.97 5.36 5.36 0.00 0.00 0.00 0.00 12:20:00 ens3 0.96 0.40 0.31 0.20 0.00 0.00 0.00 0.00 12:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:00 lo 11.29 11.29 5.51 5.51 0.00 0.00 0.00 0.00 12:30:00 ens3 1.03 0.79 0.27 0.22 0.00 0.00 0.00 0.00 12:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:00 lo 15.62 15.62 7.49 7.49 0.00 0.00 0.00 0.00 12:40:00 ens3 0.94 0.70 0.22 0.16 0.00 0.00 0.00 0.00 12:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:00 lo 13.43 13.43 7.28 7.28 0.00 0.00 0.00 0.00 12:50:00 ens3 2.23 0.71 0.58 0.34 0.00 0.00 0.00 0.00 12:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:00 lo 26.57 26.57 10.46 10.46 0.00 0.00 0.00 0.00 13:00:00 ens3 1.89 0.63 0.52 0.33 0.00 0.00 0.00 0.00 13:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:00 lo 20.96 20.96 10.44 10.44 0.00 0.00 0.00 0.00 13:10:00 ens3 0.83 0.56 0.15 0.12 0.00 0.00 0.00 0.00 13:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:00 lo 15.30 15.30 8.62 8.62 0.00 0.00 0.00 0.00 13:20:00 ens3 0.73 0.52 0.17 0.13 0.00 0.00 0.00 0.00 13:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:00 lo 23.14 23.14 10.97 10.97 0.00 0.00 0.00 0.00 13:30:00 ens3 1.53 0.98 0.49 0.36 0.00 0.00 0.00 0.00 13:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.26 19.26 9.67 9.67 0.00 0.00 0.00 0.00 Average: ens3 1.39 0.82 0.36 0.34 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-5024) 03/18/26 _x86_64_ (4 CPU) 11:34:18 LINUX RESTART (4 CPU) 11:40:00 CPU %user %nice %system %iowait %steal %idle 11:50:01 all 54.42 0.00 2.21 0.16 0.12 43.09 11:50:01 0 53.98 0.00 2.24 0.12 0.12 43.54 11:50:01 1 53.94 0.00 2.29 0.18 0.12 43.47 11:50:01 2 54.45 0.00 2.22 0.23 0.12 42.99 11:50:01 3 55.31 0.00 2.09 0.12 0.12 42.36 12:00:01 all 34.66 0.00 1.43 0.07 0.10 63.74 12:00:01 0 34.72 0.00 1.50 0.03 0.10 63.65 12:00:01 1 34.27 0.00 1.44 0.07 0.10 64.12 12:00:01 2 35.17 0.00 1.34 0.11 0.10 63.27 12:00:01 3 34.49 0.00 1.42 0.05 0.10 63.94 12:10:00 all 14.08 0.00 0.84 0.03 0.07 84.99 12:10:00 0 14.03 0.00 0.76 0.03 0.07 85.12 12:10:00 1 14.35 0.00 0.89 0.02 0.07 84.67 12:10:00 2 14.71 0.00 0.91 0.04 0.07 84.27 12:10:00 3 13.22 0.00 0.79 0.02 0.06 85.90 12:20:00 all 12.27 0.00 0.60 0.04 0.06 87.03 12:20:00 0 12.48 0.00 0.60 0.05 0.07 86.81 12:20:00 1 12.09 0.00 0.67 0.01 0.06 87.17 12:20:00 2 12.29 0.00 0.62 0.02 0.06 87.01 12:20:00 3 12.23 0.00 0.52 0.07 0.06 87.12 12:30:00 all 22.53 0.00 0.88 0.08 0.08 76.44 12:30:00 0 21.68 0.00 0.92 0.10 0.07 77.23 12:30:00 1 22.78 0.00 0.84 0.10 0.08 76.21 12:30:00 2 22.71 0.00 0.88 0.13 0.07 76.21 12:30:00 3 22.93 0.00 0.87 0.02 0.08 76.11 12:40:00 all 19.85 0.00 0.78 0.05 0.07 79.25 12:40:00 0 20.32 0.00 0.80 0.03 0.06 78.78 12:40:00 1 19.94 0.00 0.71 0.02 0.07 79.25 12:40:00 2 19.14 0.00 0.84 0.11 0.07 79.84 12:40:00 3 20.00 0.00 0.77 0.02 0.07 79.14 12:50:00 all 8.07 0.00 0.40 0.02 0.05 91.47 12:50:00 0 8.25 0.00 0.37 0.02 0.05 91.30 12:50:00 1 8.07 0.00 0.45 0.03 0.05 91.39 12:50:00 2 7.81 0.00 0.42 0.00 0.06 91.71 12:50:00 3 8.12 0.00 0.35 0.02 0.04 91.47 13:00:00 all 15.87 0.00 0.69 0.03 0.06 83.35 13:00:00 0 15.99 0.00 0.68 0.04 0.06 83.22 13:00:00 1 16.06 0.00 0.82 0.03 0.07 83.02 13:00:00 2 15.69 0.00 0.65 0.05 0.06 83.55 13:00:00 3 15.74 0.00 0.61 0.01 0.06 83.58 13:10:00 all 11.11 0.00 0.50 0.02 0.06 88.30 13:10:00 0 10.98 0.00 0.43 0.03 0.06 88.50 13:10:00 1 11.47 0.00 0.58 0.02 0.06 87.86 13:10:00 2 11.18 0.00 0.50 0.01 0.07 88.24 13:10:00 3 10.80 0.00 0.50 0.03 0.06 88.61 13:20:00 all 8.81 0.00 0.45 0.07 0.06 90.61 13:20:00 0 8.41 0.00 0.48 0.02 0.06 91.04 13:20:00 1 9.10 0.00 0.48 0.20 0.06 90.16 13:20:00 2 9.02 0.00 0.43 0.00 0.06 90.49 13:20:00 3 8.70 0.00 0.43 0.07 0.06 90.75 13:30:00 all 15.67 0.00 0.65 0.05 0.06 83.57 13:30:00 0 15.82 0.00 0.58 0.04 0.05 83.51 13:30:00 1 14.91 0.00 0.70 0.06 0.06 84.27 13:30:00 2 16.42 0.00 0.61 0.06 0.07 82.83 13:30:00 3 15.53 0.00 0.70 0.04 0.06 83.67 Average: CPU %user %nice %system %iowait %steal %idle Average: all 19.75 0.00 0.86 0.06 0.07 79.26 Average: 0 19.69 0.00 0.85 0.05 0.07 79.34 Average: 1 19.72 0.00 0.90 0.07 0.07 79.24 Average: 2 19.87 0.00 0.86 0.07 0.07 79.13 Average: 3 19.73 0.00 0.82 0.04 0.07 79.34