---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-14914 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 721 10705 3 4562 14925 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:d4:9e:7c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.137/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79327sec preferred_lft 79327sec inet6 fe80::f816:3eff:fed4:9e7c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:a4:1d:07:7d:0e 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::2ca4:1dff:fe07:7d0e/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-14914) 03/23/26 _x86_64_ (4 CPU) 08:14:17 LINUX RESTART (4 CPU) 08:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:30:08 82.48 24.26 54.90 3.32 380.97 6445.11 4021.35 08:40:08 16.04 0.15 15.03 0.86 5.45 415.10 702.35 08:50:07 24.17 0.17 8.04 15.96 3.80 264.49 211185.11 09:00:07 15.89 0.06 15.17 0.66 1.56 699.82 847.46 09:10:07 11.98 0.01 11.47 0.50 0.45 355.62 177.55 09:20:07 5.64 0.00 5.47 0.16 0.36 134.67 56.23 09:30:16 6.81 0.01 6.53 0.27 1.19 229.09 197.42 09:40:01 5.37 0.00 5.10 0.26 0.31 160.51 440.25 09:50:16 4.79 0.00 4.62 0.17 0.13 153.40 39.95 10:00:09 8.77 0.04 8.35 0.38 4.39 582.06 321.54 10:10:01 5.71 0.03 5.49 0.19 0.82 177.96 57.00 Average: 17.14 2.28 12.79 2.07 36.74 880.97 19803.70 08:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:30:08 4847768 8207944 7724756 47.18 263568 3077824 10001632 57.41 2178924 8755340 2080 08:40:08 3416576 6802132 9130424 55.76 266488 3100088 9777792 56.12 2216952 10145044 676 08:50:07 6291176 9706480 6227260 38.03 269604 3126740 7015116 40.27 2230808 7268612 244 09:00:07 10172380 13716692 2220728 13.56 274500 3250840 2987908 17.15 2269636 3371756 308 09:10:07 7798444 11393064 4543304 27.75 276540 3299108 5294424 30.39 2273424 5733988 192 09:20:07 7720676 11330396 4605720 28.13 277104 3313640 5323292 30.56 2274672 5821008 88 09:30:16 7179968 10825468 5110624 31.21 277624 3348900 6310116 36.22 2277244 6352496 352 09:40:01 6317820 9985556 5949808 36.34 278400 3370360 6757420 38.79 2280756 7211512 768 09:50:16 7844140 11535480 4400740 26.88 278964 3393388 5169964 29.68 2282896 5690192 72 10:00:09 7491356 11316156 4619716 28.22 283016 3517252 5236180 30.06 2297920 6015732 52 10:10:01 6642192 10494264 5441176 33.23 283496 3543968 5988912 34.38 2309116 6834660 48 Average: 6883863 10483057 5452205 33.30 275391 3303828 6351160 36.46 2262941 6654576 444 08:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:30:08 lo 21.92 21.92 17.32 17.32 0.00 0.00 0.00 0.00 08:30:08 ens3 2.31 1.82 0.66 0.54 0.00 0.00 0.00 0.00 08:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:08 lo 47.38 47.38 20.52 20.52 0.00 0.00 0.00 0.00 08:40:08 ens3 1.72 1.41 0.38 0.31 0.00 0.00 0.00 0.00 08:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:07 lo 14.61 14.61 7.19 7.19 0.00 0.00 0.00 0.00 08:50:07 ens3 1.02 0.74 0.18 1.04 0.00 0.00 0.00 0.00 08:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:07 lo 11.34 11.34 5.62 5.62 0.00 0.00 0.00 0.00 09:00:07 ens3 0.98 0.83 0.25 0.21 0.00 0.00 0.00 0.00 09:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:07 lo 14.16 14.16 6.93 6.93 0.00 0.00 0.00 0.00 09:10:07 ens3 0.72 0.50 0.14 0.10 0.00 0.00 0.00 0.00 09:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:07 lo 11.72 11.72 6.25 6.25 0.00 0.00 0.00 0.00 09:20:07 ens3 0.62 0.41 0.12 0.08 0.00 0.00 0.00 0.00 09:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:16 lo 27.75 27.75 9.66 9.66 0.00 0.00 0.00 0.00 09:30:16 ens3 0.75 0.48 0.18 0.13 0.00 0.00 0.00 0.00 09:30:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 lo 22.03 22.03 12.29 12.29 0.00 0.00 0.00 0.00 09:40:01 ens3 0.79 0.61 0.18 0.14 0.00 0.00 0.00 0.00 09:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:16 lo 16.32 16.32 9.12 9.12 0.00 0.00 0.00 0.00 09:50:16 ens3 0.64 0.51 0.13 0.10 0.00 0.00 0.00 0.00 09:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:09 lo 20.46 20.46 10.03 10.03 0.00 0.00 0.00 0.00 10:00:09 ens3 1.14 1.08 0.34 0.28 0.00 0.00 0.00 0.00 10:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 lo 23.89 23.89 9.23 9.23 0.00 0.00 0.00 0.00 10:10:01 ens3 0.51 0.39 0.11 0.08 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.05 21.05 10.38 10.38 0.00 0.00 0.00 0.00 Average: ens3 1.02 0.80 0.24 0.27 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-14914) 03/23/26 _x86_64_ (4 CPU) 08:14:17 LINUX RESTART (4 CPU) 08:20:01 CPU %user %nice %system %iowait %steal %idle 08:30:08 all 57.21 0.00 2.18 0.12 0.10 40.38 08:30:08 0 58.14 0.00 2.09 0.11 0.11 39.56 08:30:08 1 56.65 0.00 2.26 0.15 0.10 40.84 08:30:08 2 56.57 0.00 2.32 0.09 0.09 40.92 08:30:08 3 57.50 0.00 2.05 0.14 0.10 40.20 08:40:08 all 34.60 0.00 1.36 0.03 0.10 63.91 08:40:08 0 34.54 0.00 1.44 0.04 0.10 63.89 08:40:08 1 34.85 0.00 1.32 0.03 0.10 63.70 08:40:08 2 34.39 0.00 1.35 0.04 0.10 64.13 08:40:08 3 34.62 0.00 1.35 0.02 0.10 63.91 08:50:07 all 16.27 0.00 0.83 0.04 0.08 82.78 08:50:07 0 16.03 0.00 0.81 0.07 0.08 83.01 08:50:07 1 16.30 0.00 0.82 0.04 0.09 82.76 08:50:07 2 16.07 0.00 0.85 0.02 0.08 82.99 08:50:07 3 16.69 0.00 0.83 0.02 0.08 82.37 09:00:07 all 21.53 0.00 0.83 0.05 0.08 77.51 09:00:07 0 22.58 0.00 0.95 0.05 0.08 76.34 09:00:07 1 21.34 0.00 0.78 0.07 0.08 77.73 09:00:07 2 21.66 0.00 0.85 0.05 0.08 77.36 09:00:07 3 20.55 0.00 0.73 0.02 0.08 78.63 09:10:07 all 18.43 0.00 0.61 0.03 0.07 80.85 09:10:07 0 17.74 0.00 0.58 0.07 0.07 81.55 09:10:07 1 18.17 0.00 0.61 0.02 0.07 81.12 09:10:07 2 19.26 0.00 0.65 0.03 0.08 79.99 09:10:07 3 18.56 0.00 0.61 0.02 0.07 80.73 09:20:07 all 7.58 0.00 0.34 0.02 0.07 91.99 09:20:07 0 7.58 0.00 0.28 0.02 0.06 92.06 09:20:07 1 7.92 0.00 0.36 0.03 0.07 91.62 09:20:07 2 7.64 0.00 0.40 0.00 0.08 91.87 09:20:07 3 7.15 0.00 0.34 0.02 0.07 92.41 09:30:16 all 13.47 0.00 0.56 0.02 0.07 85.88 09:30:16 0 13.72 0.00 0.55 0.03 0.08 85.63 09:30:16 1 13.92 0.00 0.49 0.04 0.07 85.47 09:30:16 2 13.32 0.00 0.60 0.00 0.08 86.00 09:30:16 3 12.90 0.00 0.60 0.02 0.07 86.42 09:40:01 all 12.46 0.00 0.45 0.02 0.08 86.99 09:40:01 0 12.45 0.00 0.47 0.02 0.08 86.98 09:40:01 1 12.14 0.00 0.42 0.05 0.08 87.32 09:40:01 2 12.41 0.00 0.47 0.01 0.08 87.02 09:40:01 3 12.86 0.00 0.43 0.01 0.08 86.62 09:50:16 all 8.33 0.00 0.46 0.02 0.07 91.12 09:50:16 0 8.17 0.00 0.38 0.04 0.06 91.35 09:50:16 1 8.49 0.00 0.44 0.02 0.07 90.99 09:50:16 2 8.05 0.00 0.52 0.01 0.07 91.34 09:50:16 3 8.61 0.00 0.49 0.02 0.07 90.82 10:00:09 all 14.94 0.00 0.66 0.04 0.07 84.29 10:00:09 0 14.41 0.00 0.63 0.07 0.07 84.82 10:00:09 1 14.90 0.00 0.65 0.03 0.08 84.34 10:00:09 2 15.20 0.00 0.63 0.01 0.07 84.08 10:00:09 3 15.23 0.00 0.72 0.04 0.08 83.94 10:10:01 all 9.79 0.00 0.45 0.02 0.07 89.67 10:10:01 0 9.39 0.00 0.39 0.01 0.06 90.15 10:10:01 1 10.03 0.00 0.53 0.04 0.08 89.32 10:10:01 2 9.79 0.00 0.48 0.01 0.07 89.65 10:10:01 3 9.94 0.00 0.41 0.01 0.06 89.57 Average: CPU %user %nice %system %iowait %steal %idle Average: all 19.55 0.00 0.80 0.04 0.08 79.54 Average: 0 19.56 0.00 0.78 0.05 0.08 79.54 Average: 1 19.56 0.00 0.79 0.05 0.08 79.52 Average: 2 19.53 0.00 0.83 0.03 0.08 79.53 Average: 3 19.54 0.00 0.78 0.03 0.08 79.57