---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-22433 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 699 11288 3 4000 14947 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:e3:1a:b1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.103/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79673sec preferred_lft 79673sec inet6 fe80::f816:3eff:fee3:1ab1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:26:6f:0b:d8:5d 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::9c26:6fff:fe0b:d85d/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-22433) 03/24/26 _x86_64_ (4 CPU) 21:56:06 LINUX RESTART (4 CPU) 22:00:28 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:10:18 115.51 3.22 94.93 17.36 223.36 33736.42 263900.49 22:20:01 66.76 30.78 34.18 1.80 425.71 1804.09 1965.92 22:30:02 9.16 0.29 8.36 0.51 11.60 288.02 1083.12 22:40:46 5.24 0.03 5.00 0.21 1.07 154.40 680.37 22:50:01 21.36 0.03 20.38 0.95 0.86 884.39 987.34 23:00:28 9.67 0.02 9.24 0.41 1.18 325.46 279.17 23:10:29 5.09 0.03 4.87 0.18 1.52 141.92 45.99 23:20:01 7.57 0.01 7.34 0.22 1.72 195.22 151.57 23:30:50 5.74 0.01 5.41 0.32 0.79 223.93 70.02 23:40:29 10.69 0.43 9.86 0.41 13.51 602.83 222.34 Average: 25.19 3.39 19.60 2.20 66.50 3769.32 26493.01 22:00:28 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:18 1601780 9592196 6329100 38.66 259732 7519184 8400456 48.22 2148564 11851052 772 22:20:01 3215064 5973788 9962768 60.85 266456 2530280 12456052 71.50 2095376 10537456 3272 22:30:02 3437232 6219256 9718484 59.36 267756 2552132 10915068 62.65 2109780 10301080 400 22:40:46 6889984 9687844 6252412 38.19 268484 2567296 7046228 40.45 2113072 6857968 132 22:50:01 10739464 13691536 2251000 13.75 274104 2715940 3038512 17.44 2154400 2992164 12268 23:00:28 8318308 11312360 4628728 28.27 275304 2756720 5356624 30.75 2157548 5400148 232 23:10:29 8337524 11351104 4589960 28.03 275800 2775776 5319704 30.54 2158952 5369124 200 23:20:01 11627240 14681116 1262112 7.71 276284 2815564 2025936 11.63 2163568 2098144 20028 23:30:50 8491136 11569656 4371588 26.70 277260 2839232 5151988 29.57 2166360 5197532 316 23:40:29 8069064 11279824 4661144 28.47 281564 2966336 5321284 30.54 2183380 5613204 132 Average: 7072680 10535868 5402730 33.00 272274 3203846 6503185 37.33 2145100 6621787 3775 22:00:28 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:18 lo 4.01 4.01 5.17 5.17 0.00 0.00 0.00 0.00 22:10:18 ens3 92.76 72.80 1341.07 7.58 0.00 0.00 0.00 0.00 22:10:18 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 22:20:01 lo 43.46 43.46 24.17 24.17 0.00 0.00 0.00 0.00 22:20:01 ens3 2.38 1.99 0.53 1.11 0.00 0.00 0.00 0.00 22:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:02 lo 32.85 32.85 13.50 13.50 0.00 0.00 0.00 0.00 22:30:02 ens3 1.11 0.75 0.21 0.44 0.00 0.00 0.00 0.00 22:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:46 lo 7.56 7.56 4.08 4.08 0.00 0.00 0.00 0.00 22:40:46 ens3 1.40 0.30 0.24 0.10 0.00 0.00 0.00 0.00 22:40:46 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:50:01 lo 13.54 13.54 6.71 6.71 0.00 0.00 0.00 0.00 22:50:01 ens3 1.06 0.86 0.26 0.21 0.00 0.00 0.00 0.00 22:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:00:28 lo 19.43 19.43 10.14 10.14 0.00 0.00 0.00 0.00 23:00:28 ens3 0.92 0.70 0.22 0.17 0.00 0.00 0.00 0.00 23:00:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:10:29 lo 24.38 24.38 8.96 8.96 0.00 0.00 0.00 0.00 23:10:29 ens3 1.10 0.47 0.22 0.13 0.00 0.00 0.00 0.00 23:10:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:20:01 lo 23.74 23.74 11.03 11.03 0.00 0.00 0.00 0.00 23:20:01 ens3 0.80 0.53 0.17 0.13 0.00 0.00 0.00 0.00 23:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:30:50 lo 17.82 17.82 11.13 11.13 0.00 0.00 0.00 0.00 23:30:50 ens3 0.75 0.53 0.16 0.12 0.00 0.00 0.00 0.00 23:30:50 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:40:29 lo 18.85 18.85 9.46 9.46 0.00 0.00 0.00 0.00 23:40:29 ens3 1.47 0.88 0.38 0.27 0.00 0.00 0.00 0.00 23:40:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.45 20.45 10.39 10.39 0.00 0.00 0.00 0.00 Average: ens3 10.22 7.85 132.12 1.01 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-22433) 03/24/26 _x86_64_ (4 CPU) 21:56:06 LINUX RESTART (4 CPU) 22:00:28 CPU %user %nice %system %iowait %steal %idle 22:10:18 all 45.86 0.00 2.19 0.47 0.09 51.39 22:10:18 0 46.03 0.00 2.37 0.47 0.09 51.04 22:10:18 1 43.97 0.00 2.24 0.29 0.09 53.41 22:10:18 2 46.82 0.00 2.22 0.65 0.09 50.22 22:10:18 3 46.62 0.00 1.94 0.48 0.08 50.87 22:20:01 all 61.23 0.00 2.23 0.12 0.11 36.30 22:20:01 0 60.80 0.00 2.21 0.16 0.12 36.73 22:20:01 1 61.08 0.00 2.32 0.07 0.11 36.41 22:20:01 2 60.76 0.00 2.23 0.12 0.11 36.78 22:20:01 3 62.30 0.00 2.17 0.12 0.11 35.29 22:30:02 all 20.74 0.00 0.99 0.04 0.09 78.14 22:30:02 0 20.98 0.00 0.88 0.02 0.09 78.03 22:30:02 1 20.77 0.00 1.00 0.03 0.10 78.10 22:30:02 2 20.92 0.00 1.07 0.06 0.09 77.86 22:30:02 3 20.29 0.00 1.00 0.04 0.09 78.58 22:40:46 all 9.90 0.00 0.47 0.02 0.08 89.53 22:40:46 0 9.17 0.00 0.46 0.01 0.07 90.29 22:40:46 1 9.90 0.00 0.51 0.05 0.08 89.45 22:40:46 2 10.14 0.00 0.39 0.01 0.09 89.36 22:40:46 3 10.38 0.00 0.50 0.02 0.08 89.02 22:50:01 all 31.36 0.00 1.07 0.06 0.09 67.42 22:50:01 0 31.31 0.00 1.07 0.08 0.10 67.45 22:50:01 1 30.63 0.00 0.98 0.05 0.09 68.26 22:50:01 2 31.22 0.00 1.09 0.08 0.09 67.53 22:50:01 3 32.27 0.00 1.15 0.05 0.08 66.45 23:00:28 all 17.34 0.00 0.61 0.03 0.08 81.94 23:00:28 0 17.24 0.00 0.60 0.01 0.08 82.06 23:00:28 1 16.86 0.00 0.60 0.02 0.08 82.44 23:00:28 2 17.57 0.00 0.60 0.02 0.08 81.73 23:00:28 3 17.67 0.00 0.66 0.06 0.08 81.53 23:10:29 all 9.14 0.00 0.51 0.02 0.07 90.26 23:10:29 0 8.78 0.00 0.47 0.01 0.07 90.67 23:10:29 1 9.45 0.00 0.60 0.01 0.07 89.87 23:10:29 2 9.58 0.00 0.51 0.04 0.08 89.79 23:10:29 3 8.76 0.00 0.44 0.03 0.07 90.69 23:20:01 all 12.24 0.00 0.59 0.02 0.07 87.08 23:20:01 0 12.12 0.00 0.54 0.01 0.07 87.27 23:20:01 1 12.30 0.00 0.68 0.02 0.08 86.92 23:20:01 2 13.15 0.00 0.55 0.04 0.07 86.19 23:20:01 3 11.38 0.00 0.57 0.04 0.07 87.95 23:30:50 all 12.66 0.00 0.62 0.02 0.07 86.62 23:30:50 0 12.74 0.00 0.60 0.03 0.07 86.56 23:30:50 1 12.82 0.00 0.61 0.00 0.07 86.50 23:30:50 2 12.20 0.00 0.62 0.05 0.08 87.05 23:30:50 3 12.90 0.00 0.66 0.01 0.08 86.36 23:40:29 all 14.96 0.00 0.62 0.04 0.07 84.31 23:40:29 0 14.80 0.00 0.61 0.07 0.07 84.45 23:40:29 1 14.85 0.00 0.70 0.03 0.08 84.33 23:40:29 2 15.00 0.00 0.51 0.02 0.07 84.39 23:40:29 3 15.17 0.00 0.66 0.03 0.07 84.06 Average: all 23.19 0.00 0.98 0.08 0.08 75.67 Average: 0 23.04 0.00 0.97 0.08 0.08 75.83 Average: 1 22.91 0.00 1.01 0.06 0.09 75.93 Average: 2 23.37 0.00 0.97 0.11 0.09 75.47 Average: 3 23.43 0.00 0.96 0.09 0.08 75.43