---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-53195 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 740 10753 4 4495 14906 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:dc:45:be brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.85/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78044sec preferred_lft 78044sec inet6 fe80::f816:3eff:fedc:45be/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:57:b4:47:96:ac 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::1057:b4ff:fe47:96ac/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-53195) 03/26/26 _x86_64_ (4 CPU) 14:19:10 LINUX RESTART (4 CPU) 14:20:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:30:28 1.78 0.05 1.72 0.01 1.99 2225.81 344.95 14:40:01 65.76 8.98 54.29 2.49 883.80 8553.97 2165.11 14:50:05 102.35 3.08 81.04 18.23 130.70 30316.98 224822.71 15:00:28 55.61 22.39 31.38 1.84 291.13 1807.96 1967.27 15:10:01 7.55 0.05 7.18 0.32 2.18 229.79 1287.98 15:20:28 6.36 0.03 6.04 0.30 3.00 213.08 657.20 15:30:07 20.68 0.09 19.78 0.81 2.95 870.71 1121.72 15:40:01 8.34 0.01 8.03 0.30 0.53 334.15 188.39 15:50:17 4.65 0.02 4.49 0.14 0.87 136.56 183.07 16:00:17 4.67 0.03 4.49 0.15 2.53 148.02 70.13 16:10:17 4.85 0.01 4.70 0.14 1.49 157.70 91.10 16:20:12 5.76 0.03 5.50 0.23 3.90 193.57 6989.61 16:30:14 9.60 0.02 9.27 0.31 1.71 583.11 515.28 Average: 22.83 2.71 18.17 1.95 99.78 3512.66 18574.95 14:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:30:28 13552728 15509476 507156 3.10 57548 2124676 1133760 6.51 330752 2239064 52 14:40:01 8878308 13476300 2476020 15.12 165964 4480928 3030016 17.39 739108 6262756 172972 14:50:05 2395232 6777672 9150016 55.88 264352 4017368 11170748 64.12 2207536 11101732 3360 15:00:28 2785944 5999108 9935240 60.68 273244 2941092 10736448 61.63 2230924 10788612 792 15:10:01 11526684 14763960 1175764 7.18 274004 2964432 1917980 11.01 2236396 2081852 7292 15:20:28 6502228 9757212 6179624 37.74 275264 2980880 7017856 40.28 2239348 7077168 44 15:30:07 10934480 14344012 1595168 9.74 280472 3130096 2929224 16.81 2291304 2619552 13876 15:40:01 8551528 12006028 3932232 24.02 281288 3174244 4894880 28.10 2293476 4991900 568 15:50:17 7879088 11353328 4584372 28.00 281808 3193472 5359916 30.77 2294840 5660036 204 16:00:17 6506200 10003196 5933980 36.24 282392 3215640 6710364 38.52 2297332 7019460 172 16:10:17 6408644 9930104 6006652 36.69 282736 3239740 6790092 38.98 2300752 7109124 316 16:20:12 11632928 15287928 651488 3.98 286680 3363568 1368604 7.86 2308852 1883300 101756 16:30:14 10711292 14422196 1516868 9.26 287432 3418316 2835704 16.28 2328752 2799728 26452 Average: 8328099 11817732 4126506 25.20 253322 3249573 5068892 29.10 2007644 5510330 25220 14:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:30:28 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:30:28 ens3 1.16 0.43 0.52 0.25 0.00 0.00 0.00 0.00 14:30:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:01 lo 1.04 1.04 0.19 0.19 0.00 0.00 0.00 0.00 14:40:01 ens3 117.66 90.89 1287.37 12.98 0.00 0.00 0.00 0.00 14:40:01 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 14:50:05 lo 7.86 7.86 8.94 8.94 0.00 0.00 0.00 0.00 14:50:05 ens3 48.12 36.52 752.36 4.00 0.00 0.00 0.00 0.00 14:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:28 lo 48.10 48.10 23.20 23.20 0.00 0.00 0.00 0.00 15:00:28 ens3 2.56 2.09 0.65 1.77 0.00 0.00 0.00 0.00 15:00:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:01 lo 22.71 22.71 9.53 9.53 0.00 0.00 0.00 0.00 15:10:01 ens3 0.73 0.66 0.15 0.12 0.00 0.00 0.00 0.00 15:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:28 lo 11.76 11.76 6.61 6.61 0.00 0.00 0.00 0.00 15:20:28 ens3 0.49 0.31 0.10 0.07 0.00 0.00 0.00 0.00 15:20:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:07 lo 10.92 10.92 5.22 5.22 0.00 0.00 0.00 0.00 15:30:07 ens3 1.01 0.85 0.25 0.23 0.00 0.00 0.00 0.00 15:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:01 lo 13.32 13.32 6.60 6.60 0.00 0.00 0.00 0.00 15:40:01 ens3 0.72 0.52 0.16 0.12 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:17 lo 19.92 19.92 9.59 9.59 0.00 0.00 0.00 0.00 15:50:17 ens3 0.72 0.58 0.16 0.13 0.00 0.00 0.00 0.00 15:50:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:17 lo 20.32 20.32 8.12 8.12 0.00 0.00 0.00 0.00 16:00:17 ens3 0.51 0.36 0.14 0.11 0.00 0.00 0.00 0.00 16:00:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:17 lo 20.78 20.78 10.58 10.58 0.00 0.00 0.00 0.00 16:10:17 ens3 0.66 0.52 0.13 0.11 0.00 0.00 0.00 0.00 16:10:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:12 lo 15.26 15.26 8.48 8.48 0.00 0.00 0.00 0.00 16:20:12 ens3 0.87 0.69 0.27 0.20 0.00 0.00 0.00 0.00 16:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:14 lo 23.22 23.22 10.90 10.90 0.00 0.00 0.00 0.00 16:30:14 ens3 0.86 0.85 0.18 0.15 0.00 0.00 0.00 0.00 16:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 16.64 16.64 8.35 8.35 0.00 0.00 0.00 0.00 Average: ens3 13.15 10.10 152.84 1.52 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-53195) 03/26/26 _x86_64_ (4 CPU) 14:19:10 LINUX RESTART (4 CPU) 14:20:02 CPU %user %nice %system %iowait %steal %idle 14:30:28 all 0.19 0.00 0.06 0.19 0.01 99.55 14:30:28 0 0.17 0.00 0.05 0.63 0.01 99.13 14:30:28 1 0.46 0.00 0.06 0.02 0.01 99.45 14:30:28 2 0.08 0.00 0.05 0.05 0.02 99.79 14:30:28 3 0.06 0.00 0.06 0.06 0.01 99.82 14:40:01 all 16.06 0.00 1.18 1.82 0.04 80.90 14:40:01 0 14.71 0.00 1.09 3.81 0.04 80.35 14:40:01 1 17.03 0.00 1.29 1.35 0.04 80.29 14:40:01 2 16.40 0.00 1.18 0.73 0.03 81.66 14:40:01 3 16.11 0.00 1.18 1.38 0.04 81.29 14:50:05 all 48.89 0.00 2.25 4.98 0.10 43.78 14:50:05 0 47.03 0.00 2.08 4.04 0.09 46.76 14:50:05 1 47.25 0.00 2.14 4.08 0.09 46.44 14:50:05 2 54.43 0.00 2.72 6.92 0.10 35.83 14:50:05 3 46.88 0.00 2.08 4.88 0.09 46.07 15:00:28 all 59.62 0.00 2.08 0.21 0.12 37.97 15:00:28 0 59.65 0.00 2.05 0.26 0.11 37.92 15:00:28 1 59.99 0.00 1.96 0.09 0.12 37.84 15:00:28 2 59.85 0.00 2.19 0.43 0.12 37.42 15:00:28 3 59.00 0.00 2.11 0.07 0.11 38.71 15:10:01 all 12.11 0.00 0.57 0.14 0.08 87.10 15:10:01 0 11.84 0.00 0.55 0.05 0.08 87.48 15:10:01 1 12.42 0.00 0.56 0.16 0.08 86.78 15:10:01 2 11.99 0.00 0.57 0.23 0.08 87.13 15:10:01 3 12.18 0.00 0.61 0.11 0.08 87.03 15:20:28 all 15.85 0.00 0.55 0.03 0.07 83.50 15:20:28 0 15.80 0.00 0.56 0.02 0.07 83.55 15:20:28 1 16.13 0.00 0.58 0.04 0.07 83.18 15:20:28 2 16.30 0.00 0.53 0.03 0.07 83.07 15:20:28 3 15.17 0.00 0.54 0.03 0.07 84.19 15:30:07 all 29.83 0.00 1.07 0.11 0.08 68.90 15:30:07 0 30.27 0.00 1.03 0.04 0.08 68.59 15:30:07 1 30.72 0.00 1.18 0.25 0.08 67.77 15:30:07 2 29.71 0.00 1.07 0.09 0.08 69.04 15:30:07 3 28.63 0.00 1.01 0.06 0.08 70.22 15:40:01 all 18.07 0.00 0.64 0.91 0.06 80.32 15:40:01 0 18.19 0.00 0.69 0.34 0.06 80.73 15:40:01 1 17.75 0.00 0.66 2.27 0.07 79.26 15:40:01 2 18.25 0.00 0.57 0.53 0.06 80.58 15:40:01 3 18.09 0.00 0.64 0.49 0.06 80.72 15:50:17 all 10.83 0.00 0.54 0.18 0.06 88.39 15:50:17 0 10.74 0.00 0.45 0.01 0.06 88.74 15:50:17 1 10.82 0.00 0.57 0.53 0.06 88.02 15:50:17 2 11.11 0.00 0.57 0.07 0.06 88.18 15:50:17 3 10.66 0.00 0.56 0.10 0.06 88.62 16:00:17 all 10.21 0.00 0.58 0.04 0.06 89.11 16:00:17 0 9.84 0.00 0.56 0.02 0.06 89.52 16:00:17 1 10.45 0.00 0.54 0.03 0.06 88.91 16:00:17 2 10.59 0.00 0.61 0.05 0.07 88.68 16:00:17 3 9.96 0.00 0.62 0.04 0.06 89.31 16:10:17 all 11.71 0.00 0.55 0.17 0.06 87.51 16:10:17 0 11.66 0.00 0.58 0.16 0.06 87.55 16:10:17 1 11.07 0.00 0.46 0.41 0.06 88.00 16:10:17 2 12.24 0.00 0.62 0.08 0.07 87.00 16:10:17 3 11.87 0.00 0.53 0.04 0.06 87.50 16:10:17 CPU %user %nice %system %iowait %steal %idle 16:20:12 all 8.88 0.00 0.47 0.04 0.06 90.55 16:20:12 0 9.25 0.00 0.48 0.05 0.06 90.17 16:20:12 1 8.47 0.00 0.44 0.01 0.06 91.02 16:20:12 2 9.15 0.00 0.56 0.12 0.06 90.12 16:20:12 3 8.65 0.00 0.39 0.01 0.05 90.90 16:30:14 all 17.62 0.00 0.62 0.03 0.07 81.66 16:30:14 0 17.82 0.00 0.59 0.01 0.06 81.52 16:30:14 1 17.47 0.00 0.67 0.03 0.07 81.76 16:30:14 2 18.33 0.00 0.65 0.02 0.07 80.92 16:30:14 3 16.86 0.00 0.58 0.06 0.07 82.43 Average: all 20.03 0.00 0.86 0.68 0.07 78.36 Average: 0 19.82 0.00 0.83 0.72 0.06 78.57 Average: 1 20.04 0.00 0.85 0.71 0.07 78.34 Average: 2 20.69 0.00 0.91 0.72 0.07 77.60 Average: 3 19.59 0.00 0.84 0.56 0.07 78.95