---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-39713 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 720 10918 3 4350 14926 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:3c:28:04 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.78/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79438sec preferred_lft 79438sec inet6 fe80::f816:3eff:fe3c:2804/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:f5:f1:2f:82:8b 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 ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-39713) 03/25/26 _x86_64_ (4 CPU) 10:04:23 LINUX RESTART (4 CPU) 10:10:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:09 100.78 23.61 73.83 3.34 374.17 12779.66 5747.80 10:30:08 20.64 1.18 18.41 1.05 17.30 475.97 1043.25 10:40:08 7.64 0.09 7.17 0.39 4.52 264.46 708.96 10:50:09 13.94 0.02 13.34 0.59 0.85 659.81 963.69 11:00:09 29.55 0.10 13.73 15.71 1.39 431.50 212182.13 11:10:09 5.50 0.01 5.33 0.16 0.39 133.40 75.25 11:20:03 5.27 0.00 5.08 0.19 0.16 141.62 63.94 11:30:10 7.19 0.01 6.81 0.36 1.67 242.26 371.81 11:40:09 5.22 0.02 5.02 0.18 0.89 157.30 68.62 11:50:10 8.94 0.03 8.51 0.39 3.85 568.01 317.68 12:00:10 11.53 2.23 8.47 0.83 200.96 1470.84 758.90 Average: 19.66 2.48 15.07 2.11 55.11 1575.14 20214.29 10:10:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:09 3196812 6318520 9615072 58.72 259724 2865580 10523340 60.40 2149196 10451392 892 10:30:08 3984520 7138420 8797344 53.73 263040 2894488 9546948 54.80 2213324 9613732 508 10:40:08 6633928 9810756 6127676 37.43 264220 2916240 6896700 39.59 2220700 6972408 400 10:50:09 10430852 13725204 2215476 13.53 269512 3028504 2948792 16.93 2256916 3161864 136 11:00:09 8100284 11462512 4476956 27.34 273652 3092232 5136640 29.48 2268000 5470052 68 11:10:09 7864636 11241816 4697308 28.69 274152 3106688 5324692 30.56 2269288 5706584 492 11:20:03 7978496 11373968 4565140 27.88 274576 3124552 5245104 30.11 2270352 5566848 252 11:30:10 6538320 9972164 5966256 36.44 275652 3161848 6734908 38.66 2275788 7022988 188 11:40:09 7999248 11456644 4482620 27.38 276372 3184680 5209592 29.90 2278444 5565276 204 11:50:10 7717980 11304084 4634968 28.31 280584 3307400 5234656 30.05 2293184 5826792 392 12:00:10 11263360 15330712 610680 3.73 284152 3776008 1207972 6.93 2375012 2194380 26512 Average: 7428040 10830436 5108136 31.20 272331 3132565 5819031 33.40 2260928 6141120 2731 10:10:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:09 lo 19.44 19.44 16.61 16.61 0.00 0.00 0.00 0.00 10:20:09 ens3 30.96 22.48 415.12 2.50 0.00 0.00 0.00 0.00 10:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:08 lo 46.13 46.13 20.12 20.12 0.00 0.00 0.00 0.00 10:30:08 ens3 2.59 1.71 0.52 0.39 0.00 0.00 0.00 0.00 10:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:08 lo 17.48 17.48 8.04 8.04 0.00 0.00 0.00 0.00 10:40:08 ens3 0.57 0.33 0.10 0.06 0.00 0.00 0.00 0.00 10:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:09 lo 11.95 11.95 5.92 5.92 0.00 0.00 0.00 0.00 10:50:09 ens3 1.40 0.83 0.35 0.25 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 11:00:09 lo 16.42 16.42 7.72 7.72 0.00 0.00 0.00 0.00 11:00:09 ens3 1.37 0.87 0.29 1.38 0.00 0.00 0.00 0.00 11:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:09 lo 13.73 13.73 7.36 7.36 0.00 0.00 0.00 0.00 11:10:09 ens3 0.98 0.53 0.23 0.15 0.00 0.00 0.00 0.00 11:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:03 lo 24.75 24.75 8.31 8.31 0.00 0.00 0.00 0.00 11:20:03 ens3 0.90 0.34 0.17 0.09 0.00 0.00 0.00 0.00 11:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:10 lo 18.41 18.41 10.62 10.62 0.00 0.00 0.00 0.00 11:30:10 ens3 1.13 0.70 0.27 0.19 0.00 0.00 0.00 0.00 11:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:09 lo 17.67 17.67 9.93 9.93 0.00 0.00 0.00 0.00 11:40:09 ens3 1.20 0.57 0.25 0.16 0.00 0.00 0.00 0.00 11:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:10 lo 20.18 20.18 9.76 9.76 0.00 0.00 0.00 0.00 11:50:10 ens3 1.62 0.98 0.41 0.29 0.00 0.00 0.00 0.00 11:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:10 lo 25.81 25.81 9.91 9.91 0.00 0.00 0.00 0.00 12:00:10 ens3 3.59 2.48 1.93 1.06 0.00 0.00 0.00 0.00 12:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.08 21.08 10.39 10.39 0.00 0.00 0.00 0.00 Average: ens3 4.21 2.89 38.15 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-39713) 03/25/26 _x86_64_ (4 CPU) 10:04:23 LINUX RESTART (4 CPU) 10:10:08 CPU %user %nice %system %iowait %steal %idle 10:20:09 all 54.88 0.00 2.11 0.47 0.10 42.43 10:20:09 0 53.34 0.00 2.11 0.54 0.10 43.91 10:20:09 1 53.87 0.00 2.12 0.48 0.10 43.43 10:20:09 2 56.23 0.00 2.14 0.45 0.10 41.09 10:20:09 3 56.09 0.00 2.10 0.42 0.10 41.29 10:30:08 all 41.57 0.00 1.52 0.17 0.11 56.63 10:30:08 0 41.38 0.00 1.47 0.05 0.11 57.00 10:30:08 1 41.84 0.00 1.47 0.08 0.11 56.50 10:30:08 2 41.51 0.00 1.46 0.15 0.11 56.77 10:30:08 3 41.56 0.00 1.66 0.42 0.11 56.25 10:40:08 all 17.44 0.00 0.72 0.34 0.08 81.42 10:40:08 0 16.98 0.00 0.65 0.16 0.08 82.12 10:40:08 1 18.10 0.00 0.76 0.90 0.08 80.16 10:40:08 2 18.12 0.00 0.82 0.03 0.09 80.94 10:40:08 3 16.55 0.00 0.64 0.26 0.08 82.47 10:50:09 all 19.33 0.00 0.80 0.17 0.07 79.62 10:50:09 0 19.45 0.00 0.93 0.12 0.07 79.43 10:50:09 1 19.27 0.00 0.76 0.07 0.07 79.82 10:50:09 2 19.46 0.00 0.76 0.46 0.07 79.25 10:50:09 3 19.16 0.00 0.75 0.02 0.07 79.99 11:00:09 all 22.34 0.00 0.79 0.07 0.07 76.74 11:00:09 0 21.24 0.00 0.77 0.12 0.08 77.80 11:00:09 1 22.95 0.00 0.96 0.10 0.07 75.92 11:00:09 2 22.27 0.00 0.77 0.02 0.08 76.87 11:00:09 3 22.89 0.00 0.65 0.03 0.07 76.36 11:10:09 all 8.05 0.00 0.43 0.06 0.06 91.40 11:10:09 0 7.71 0.00 0.41 0.03 0.06 91.79 11:10:09 1 8.29 0.00 0.41 0.10 0.07 91.13 11:10:09 2 8.66 0.00 0.51 0.11 0.07 90.66 11:10:09 3 7.53 0.00 0.37 0.03 0.06 92.01 11:20:03 all 8.33 0.00 0.47 0.13 0.06 91.00 11:20:03 0 8.28 0.00 0.42 0.03 0.06 91.22 11:20:03 1 8.74 0.00 0.52 0.08 0.07 90.58 11:20:03 2 8.32 0.00 0.47 0.34 0.07 90.81 11:20:03 3 8.00 0.00 0.47 0.06 0.06 91.41 11:30:10 all 16.24 0.00 0.57 0.10 0.07 83.01 11:30:10 0 16.17 0.00 0.66 0.03 0.07 83.06 11:30:10 1 15.88 0.00 0.50 0.15 0.08 83.40 11:30:10 2 16.04 0.00 0.60 0.08 0.07 83.21 11:30:10 3 16.87 0.00 0.52 0.15 0.07 82.39 11:40:09 all 8.42 0.00 0.49 0.02 0.07 91.00 11:40:09 0 8.49 0.00 0.40 0.02 0.06 91.03 11:40:09 1 8.54 0.00 0.55 0.01 0.07 90.82 11:40:09 2 8.41 0.00 0.53 0.03 0.07 90.96 11:40:09 3 8.25 0.00 0.47 0.02 0.07 91.19 11:50:10 all 14.49 0.00 0.54 0.07 0.07 84.83 11:50:10 0 14.10 0.00 0.50 0.00 0.07 85.32 11:50:10 1 14.75 0.00 0.57 0.04 0.08 84.57 11:50:10 2 13.96 0.00 0.53 0.18 0.08 85.26 11:50:10 3 15.14 0.00 0.56 0.08 0.07 84.15 12:00:10 all 10.92 0.00 0.62 0.12 0.07 88.27 12:00:10 0 11.01 0.00 0.56 0.09 0.06 88.28 12:00:10 1 10.23 0.00 0.65 0.10 0.08 88.94 12:00:10 2 11.86 0.00 0.66 0.04 0.08 87.37 12:00:10 3 10.57 0.00 0.62 0.25 0.07 88.49 Average: CPU %user %nice %system %iowait %steal %idle Average: all 20.18 0.00 0.82 0.16 0.08 78.76 Average: 0 19.84 0.00 0.81 0.11 0.07 79.17 Average: 1 20.23 0.00 0.84 0.19 0.08 78.66 Average: 2 20.43 0.00 0.84 0.17 0.08 78.48 Average: 3 20.24 0.00 0.80 0.16 0.08 78.73